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-rw-r--r--patches/gcc/6.3.0/951-bionic-ndk.patch58
-rw-r--r--patches/gcc/6.3.0/952-bionic-errno.patch19
-rw-r--r--patches/gcc/6.3.0/970-crystax.patch551
-rw-r--r--patches/gcc/6.3.0/971-crystax.patch25
-rw-r--r--patches/gcc/6.3.0/972-crystax.patch302
-rw-r--r--patches/gcc/6.3.0/973-crystax.patch20
-rw-r--r--patches/gcc/6.3.0/974-crystax.patch24
-rw-r--r--patches/gcc/6.3.0/975-crystax.patch31
-rw-r--r--patches/gcc/6.3.0/976-crystax.patch21
-rw-r--r--patches/gcc/6.3.0/977-crystax.patch33
-rw-r--r--patches/gcc/7.1.0/951-bionic-ndk.patch58
-rw-r--r--patches/gcc/7.1.0/952-bionic-errno.patch19
-rw-r--r--patches/gcc/7.1.0/970-crystax.patch553
-rw-r--r--patches/gcc/7.1.0/971-crystax.patch25
-rw-r--r--patches/gcc/7.1.0/972-crystax.patch302
-rw-r--r--patches/gcc/7.1.0/973-crystax.patch20
-rw-r--r--patches/gcc/7.1.0/974-crystax.patch24
-rw-r--r--patches/gcc/7.1.0/975-crystax.patch31
-rw-r--r--patches/gcc/7.1.0/976-crystax.patch21
-rw-r--r--patches/gcc/7.1.0/977-crystax.patch33
-rw-r--r--patches/gcc/linaro-6.3-2017.02/951-bionic-ndk.patch58
-rw-r--r--patches/gcc/linaro-6.3-2017.02/952-bionic-errno.patch19
-rw-r--r--patches/gcc/linaro-6.3-2017.02/970-crystax.patch551
-rw-r--r--patches/gcc/linaro-6.3-2017.02/971-crystax.patch25
-rw-r--r--patches/gcc/linaro-6.3-2017.02/972-crystax.patch302
-rw-r--r--patches/gcc/linaro-6.3-2017.02/973-crystax.patch20
-rw-r--r--patches/gcc/linaro-6.3-2017.02/974-crystax.patch24
-rw-r--r--patches/gcc/linaro-6.3-2017.02/975-crystax.patch31
-rw-r--r--patches/gcc/linaro-6.3-2017.02/976-crystax.patch21
-rw-r--r--patches/gcc/linaro-6.3-2017.02/977-crystax.patch33
-rw-r--r--patches/gdb/7.12.1/200-allow-android.patch42
31 files changed, 3296 insertions, 0 deletions
diff --git a/patches/gcc/6.3.0/951-bionic-ndk.patch b/patches/gcc/6.3.0/951-bionic-ndk.patch
new file mode 100644
index 0000000..59c50a8
--- /dev/null
+++ b/patches/gcc/6.3.0/951-bionic-ndk.patch
@@ -0,0 +1,58 @@
+commit d38d37bdfe24b7ce1bdcb55642fb6b904718e68f
+Author: Howard Chu <hyc@symas.com>
+Date: Tue Apr 25 19:02:18 2017 -0700
+
+ Fix ctype for newer NDK headers
+
+diff --git a/libstdc++-v3/config/os/bionic/ctype_base.h b/libstdc++-v3/config/os/bionic/ctype_base.h
+index 33978f3..c36e63c 100644
+--- a/libstdc++-v3/config/os/bionic/ctype_base.h
++++ b/libstdc++-v3/config/os/bionic/ctype_base.h
+@@ -28,6 +28,18 @@
+
+ // Information as gleaned from /usr/include/ctype.h
+
++// _CTYPE prefix was added in NDK r14 unified headers
++#ifndef _CTYPE_U
++#define _CTYPE_U _U
++#define _CTYPE_L _L
++#define _CTYPE_D _N
++#define _CTYPE_S _S
++#define _CTYPE_P _P
++#define _CTYPE_C _C
++#define _CTYPE_X _X
++#define _CTYPE_B _B
++#endif
++
+ namespace std _GLIBCXX_VISIBILITY(default)
+ {
+ _GLIBCXX_BEGIN_NAMESPACE_VERSION
+@@ -41,17 +53,17 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
+ // NB: Offsets into ctype<char>::_M_table force a particular size
+ // on the mask type. Because of this, we don't use an enum.
+ typedef char mask;
+- static const mask upper = _U;
+- static const mask lower = _L;
+- static const mask alpha = _U | _L;
+- static const mask digit = _N;
+- static const mask xdigit = _X | _N;
+- static const mask space = _S;
+- static const mask print = _P | _U | _L | _N | _B;
+- static const mask graph = _P | _U | _L | _N;
+- static const mask cntrl = _C;
+- static const mask punct = _P;
+- static const mask alnum = _U | _L | _N;
++ static const mask upper = _CTYPE_U;
++ static const mask lower = _CTYPE_L;
++ static const mask alpha = _CTYPE_U | _CTYPE_L;
++ static const mask digit = _CTYPE_D;
++ static const mask xdigit = _CTYPE_X | _CTYPE_D;
++ static const mask space = _CTYPE_S;
++ static const mask print = _CTYPE_P | _CTYPE_U | _CTYPE_L | _CTYPE_D | _CTYPE_B;
++ static const mask graph = _CTYPE_P | _CTYPE_U | _CTYPE_L | _CTYPE_D;
++ static const mask cntrl = _CTYPE_C;
++ static const mask punct = _CTYPE_P;
++ static const mask alnum = _CTYPE_U | _CTYPE_L | _CTYPE_D;
+ #if __cplusplus >= 201103L
+ static const mask blank = space;
+ #endif
diff --git a/patches/gcc/6.3.0/952-bionic-errno.patch b/patches/gcc/6.3.0/952-bionic-errno.patch
new file mode 100644
index 0000000..91f6ca3
--- /dev/null
+++ b/patches/gcc/6.3.0/952-bionic-errno.patch
@@ -0,0 +1,19 @@
+commit 6cd4ad106ef87a3c58b0c3478e78409b47000de0
+Author: Howard Chu <hyc@symas.com>
+Date: Tue Apr 25 20:17:03 2017 -0700
+
+ Fix, errno is volatile int
+
+diff --git a/libstdc++-v3/src/filesystem/dir.cc b/libstdc++-v3/src/filesystem/dir.cc
+index 6ff12d0..5bbd664 100644
+--- a/libstdc++-v3/src/filesystem/dir.cc
++++ b/libstdc++-v3/src/filesystem/dir.cc
+@@ -147,7 +147,7 @@ fs::_Dir::advance(error_code* ec, directory_options options)
+
+ int err = std::exchange(errno, 0);
+ const auto entp = readdir(dirp);
+- std::swap(errno, err);
++ std::swap((int&)errno, err);
+
+ if (entp)
+ {
diff --git a/patches/gcc/6.3.0/970-crystax.patch b/patches/gcc/6.3.0/970-crystax.patch
new file mode 100644
index 0000000..e3109cc
--- /dev/null
+++ b/patches/gcc/6.3.0/970-crystax.patch
@@ -0,0 +1,551 @@
+commit 080803512c8f6f87c2f1f711170d54033144d628
+Author: Dmitry Moskalchuk <dm@crystax.net>
+Date: Wed Jul 29 11:28:29 2015 +0300
+
+ [android] Apply Android-related modifications
+
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+[Edited: keep libstdc++, drop libcrystax-related modifications]
+diff --git a/gcc/config.gcc b/gcc/config.gcc
+index f66e48cd1..1c253496b 100644
+--- a/gcc/config.gcc
++++ b/gcc/config.gcc
+@@ -942,13 +942,17 @@ aarch64*-*-elf | aarch64*-*-rtems*)
+ TM_MULTILIB_CONFIG=`echo $TM_MULTILIB_CONFIG | sed 's/^,//'`
+ ;;
+ aarch64*-*-linux*)
+- tm_file="${tm_file} dbxelf.h elfos.h gnu-user.h linux.h glibc-stdint.h"
++ tm_file="${tm_file} dbxelf.h elfos.h gnu-user.h linux.h linux-android.h glibc-stdint.h"
+ tm_file="${tm_file} aarch64/aarch64-elf.h aarch64/aarch64-linux.h"
++ extra_options="${extra_options} linux-android.opt"
+ tmake_file="${tmake_file} aarch64/t-aarch64 aarch64/t-aarch64-linux"
+ case $target in
+ aarch64_be-*)
+ tm_defines="${tm_defines} TARGET_BIG_ENDIAN_DEFAULT=1"
+ ;;
++ aarch64*-*-linux-android*)
++ tm_file="${tm_file} aarch64/aarch64-linux-android.h"
++ ;;
+ esac
+ aarch64_multilibs="${with_multilib_list}"
+ if test "$aarch64_multilibs" = "default"; then
+@@ -2055,6 +2059,17 @@ mips*-*-linux*) # Linux MIPS, either endian.
+ tm_file="dbxelf.h elfos.h gnu-user.h linux.h linux-android.h glibc-stdint.h ${tm_file} mips/gnu-user.h mips/linux.h mips/linux-common.h"
+ extra_options="${extra_options} linux-android.opt"
+ case ${target} in
++ mips64*android*)
++ default_mips_arch=mips64r6
++ default_mips_abi=64
++ tm_file="${tm_file} mips/android.h"
++ tmake_file="${tmake_file} mips/t-linux-android64"
++ ;;
++ mips*android*)
++ default_mips_arch=mips32
++ tm_file="${tm_file} mips/android.h"
++ tmake_file="$tmake_file mips/t-linux-android"
++ ;;
+ mipsisa32r6*)
+ default_mips_arch=mips32r6
+ ;;
+diff --git a/gcc/config/aarch64/aarch64-linux-android.h b/gcc/config/aarch64/aarch64-linux-android.h
+new file mode 100644
+index 000000000..db1288fd0
+--- /dev/null
++++ b/gcc/config/aarch64/aarch64-linux-android.h
+@@ -0,0 +1,59 @@
++/* Machine description for AArch64 architecture.
++ Copyright (C) 2014 Free Software Foundation, Inc.
++
++ This file is part of GCC.
++
++ GCC is free software; you can redistribute it and/or modify it
++ under the terms of the GNU General Public License as published by
++ the Free Software Foundation; either version 3, or (at your option)
++ any later version.
++
++ GCC is distributed in the hope that it will be useful, but
++ WITHOUT ANY WARRANTY; without even the implied warranty of
++ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
++ General Public License for more details.
++
++ You should have received a copy of the GNU General Public License
++ along with GCC; see the file COPYING3. If not see
++ <http://www.gnu.org/licenses/>. */
++
++#ifndef GCC_AARCH64_LINUX_ANDROID_H
++#define GCC_AARCH64_LINUX_ANDROID_H
++
++
++#undef TARGET_OS_CPP_BUILTINS
++#define TARGET_OS_CPP_BUILTINS() \
++ do \
++ { \
++ GNU_USER_TARGET_OS_CPP_BUILTINS(); \
++ ANDROID_TARGET_OS_CPP_BUILTINS(); \
++ } \
++ while (0)
++
++#undef LINK_SPEC
++#define LINK_SPEC \
++ LINUX_OR_ANDROID_LD (LINUX_TARGET_LINK_SPEC, \
++ LINUX_TARGET_LINK_SPEC " " ANDROID_LINK_SPEC)
++
++#undef CC1_SPEC
++#define CC1_SPEC \
++ LINUX_OR_ANDROID_CC (GNU_USER_TARGET_CC1_SPEC, \
++ GNU_USER_TARGET_CC1_SPEC " " ANDROID_CC1_SPEC("-fpic"))
++
++#define CC1PLUS_SPEC \
++ LINUX_OR_ANDROID_CC ("", ANDROID_CC1PLUS_SPEC)
++
++#undef LIB_SPEC
++#define LIB_SPEC \
++ LINUX_OR_ANDROID_LD (GNU_USER_TARGET_LIB_SPEC, \
++ GNU_USER_TARGET_NO_PTHREADS_LIB_SPEC " " ANDROID_LIB_SPEC)
++
++#undef STARTFILE_SPEC
++#define STARTFILE_SPEC \
++ LINUX_OR_ANDROID_LD (GNU_USER_TARGET_STARTFILE_SPEC, ANDROID_STARTFILE_SPEC)
++
++#undef ENDFILE_SPEC
++#define ENDFILE_SPEC \
++ LINUX_OR_ANDROID_LD (GNU_USER_TARGET_ENDFILE_SPEC, ANDROID_ENDFILE_SPEC)
++
++#endif /* GCC_AARCH64_LINUX_ANDROID_H */
+diff --git a/gcc/config/aarch64/aarch64-linux.h b/gcc/config/aarch64/aarch64-linux.h
+index 5fcaa59a3..6864195ee 100644
+--- a/gcc/config/aarch64/aarch64-linux.h
++++ b/gcc/config/aarch64/aarch64-linux.h
+@@ -21,7 +21,14 @@
+ #ifndef GCC_AARCH64_LINUX_H
+ #define GCC_AARCH64_LINUX_H
+
+-#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux-aarch64%{mbig-endian:_be}%{mabi=ilp32:_ilp32}.so.1"
++#ifndef RUNTIME_ROOT_PREFIX
++#define RUNTIME_ROOT_PREFIX ""
++#endif
++#define GLIBC_DYNAMIC_LINKER RUNTIME_ROOT_PREFIX "/lib/ld-linux-aarch64%{mbig-endian:_be}%{mabi=ilp32:_ilp32}.so.1"
++#ifdef BIONIC_DYNAMIC_LINKER
++#undef BIONIC_DYNAMIC_LINKER
++#endif
++#define BIONIC_DYNAMIC_LINKER RUNTIME_ROOT_PREFIX "/system/bin/linker64"
+
+ #undef MUSL_DYNAMIC_LINKER
+ #define MUSL_DYNAMIC_LINKER "/lib/ld-musl-aarch64%{mbig-endian:_be}%{mabi=ilp32:_ilp32}.so.1"
+diff --git a/gcc/config/arm/arm.h b/gcc/config/arm/arm.h
+index ad123dde9..97b059de6 100644
+--- a/gcc/config/arm/arm.h
++++ b/gcc/config/arm/arm.h
+@@ -1888,10 +1888,11 @@ enum arm_auto_incmodes
+
+ #define CASE_VECTOR_PC_RELATIVE (TARGET_THUMB2 \
+ || (TARGET_THUMB1 \
++ && !inline_thumb1_jump_table \
+ && (optimize_size || flag_pic)))
+
+ #define CASE_VECTOR_SHORTEN_MODE(min, max, body) \
+- (TARGET_THUMB1 \
++ (TARGET_THUMB1 && !inline_thumb1_jump_table \
+ ? (min >= 0 && max < 512 \
+ ? (ADDR_DIFF_VEC_FLAGS (body).offset_unsigned = 1, QImode) \
+ : min >= -256 && max < 256 \
+diff --git a/gcc/config/arm/arm.md b/gcc/config/arm/arm.md
+index 47171b996..eb22d1181 100644
+--- a/gcc/config/arm/arm.md
++++ b/gcc/config/arm/arm.md
+@@ -8179,7 +8179,7 @@
+ (match_operand:SI 2 "const_int_operand" "") ; total range
+ (match_operand:SI 3 "" "") ; table label
+ (match_operand:SI 4 "" "")] ; Out of range label
+- "TARGET_32BIT || optimize_size || flag_pic"
++ "TARGET_32BIT || ((optimize_size || flag_pic) && !inline_thumb1_jump_table)"
+ "
+ {
+ enum insn_code code;
+diff --git a/gcc/config/arm/arm.opt b/gcc/config/arm/arm.opt
+index 0ebe01743..772453889 100644
+--- a/gcc/config/arm/arm.opt
++++ b/gcc/config/arm/arm.opt
+@@ -193,6 +193,10 @@ mthumb-interwork
+ Target Report Mask(INTERWORK)
+ Support calls between Thumb and ARM instruction sets.
+
++minline-thumb1-jumptable
++Target Report Var(inline_thumb1_jump_table)
++Inline Thumb1 Jump table code
++
+ mtls-dialect=
+ Target RejectNegative Joined Enum(tls_type) Var(target_tls_dialect) Init(TLS_GNU)
+ Specify thread local storage scheme.
+diff --git a/gcc/config/arm/elf.h b/gcc/config/arm/elf.h
+index 77f30554d..32158ed65 100644
+--- a/gcc/config/arm/elf.h
++++ b/gcc/config/arm/elf.h
+@@ -56,8 +56,7 @@
+ #undef SUBSUBTARGET_EXTRA_SPECS
+ #define SUBSUBTARGET_EXTRA_SPECS
+
+-#ifndef ASM_SPEC
+-#define ASM_SPEC "\
++#define DEFAULT_ASM_SPEC "\
+ %{mbig-endian:-EB} \
+ %{mlittle-endian:-EL} \
+ %(asm_cpu_spec) \
+@@ -66,6 +65,9 @@
+ %{mthumb-interwork:-mthumb-interwork} \
+ %{mfloat-abi=*} %{mfpu=*} \
+ %(subtarget_extra_asm_spec)"
++
++#ifndef ASM_SPEC
++#define ASM_SPEC DEFAULT_ASM_SPEC
+ #endif
+
+ /* The ARM uses @ are a comment character so we need to redefine
+@@ -104,7 +106,8 @@
+ the code more efficient, but for Thumb-1 it's better to put them out of
+ band unless we are generating compressed tables. */
+ #define JUMP_TABLES_IN_TEXT_SECTION \
+- (TARGET_32BIT || (TARGET_THUMB && (optimize_size || flag_pic)))
++ (TARGET_32BIT || (TARGET_THUMB && !inline_thumb1_jump_table \
++ && (optimize_size || flag_pic)))
+
+ #ifndef LINK_SPEC
+ #define LINK_SPEC "%{mbig-endian:-EB} %{mlittle-endian:-EL} -X"
+diff --git a/gcc/config/arm/linux-eabi.h b/gcc/config/arm/linux-eabi.h
+index ace84816e..8c8fa6553 100644
+--- a/gcc/config/arm/linux-eabi.h
++++ b/gcc/config/arm/linux-eabi.h
+@@ -108,11 +108,16 @@
+ #define CC1_SPEC \
+ LINUX_OR_ANDROID_CC (GNU_USER_TARGET_CC1_SPEC " " ASAN_CC1_SPEC, \
+ GNU_USER_TARGET_CC1_SPEC " " ASAN_CC1_SPEC " " \
+- ANDROID_CC1_SPEC)
++ ANDROID_CC1_SPEC("-fpic"))
+
+ #define CC1PLUS_SPEC \
+ LINUX_OR_ANDROID_CC ("", ANDROID_CC1PLUS_SPEC)
+
++#undef ASM_SPEC
++#define ASM_SPEC \
++ LINUX_OR_ANDROID_CC (DEFAULT_ASM_SPEC, \
++ DEFAULT_ASM_SPEC " " ANDROID_ASM_SPEC)
++
+ #undef LIB_SPEC
+ #define LIB_SPEC \
+ LINUX_OR_ANDROID_LD (GNU_USER_TARGET_LIB_SPEC, \
+diff --git a/gcc/config/i386/gnu-user.h b/gcc/config/i386/gnu-user.h
+index fee33a3ef..22fb2ced9 100644
+--- a/gcc/config/i386/gnu-user.h
++++ b/gcc/config/i386/gnu-user.h
+@@ -65,9 +65,14 @@ along with GCC; see the file COPYING3. If not see
+ When the -shared link option is used a final link is not being
+ done. */
+
++#undef ANDROID_TARGET_CC1_SPEC
++#define ANDROID_TARGET_CC1_SPEC \
++ " -mssse3 -fno-short-enums " \
++
+ #undef ASM_SPEC
+ #define ASM_SPEC \
+- "--32 %{!mno-sse2avx:%{mavx:-msse2avx}} %{msse2avx:%{!mavx:-msse2avx}}"
++ "--32 %{!mno-sse2avx:%{mavx:-msse2avx}} %{msse2avx:%{!mavx:-msse2avx}} " \
++ LINUX_OR_ANDROID_CC ("", ANDROID_ASM_SPEC)
+
+ #undef SUBTARGET_EXTRA_SPECS
+ #define SUBTARGET_EXTRA_SPECS \
+diff --git a/gcc/config/i386/gnu-user64.h b/gcc/config/i386/gnu-user64.h
+index 7a02a7eb4..cac4179bc 100644
+--- a/gcc/config/i386/gnu-user64.h
++++ b/gcc/config/i386/gnu-user64.h
+@@ -46,6 +46,11 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+ #define SPEC_X32 "mx32"
+ #endif
+
++#undef ANDROID_TARGET_CC1_SPEC
++#define ANDROID_TARGET_CC1_SPEC \
++ "%{m32:-mssse3 -fno-short-enums}" \
++ "%{!m32:-msse4.2 -mpopcnt}"
++
+ #undef ASM_SPEC
+ #define ASM_SPEC "%{" SPEC_32 ":--32} \
+ %{" SPEC_64 ":--64} \
+diff --git a/gcc/config/i386/linux-common.h b/gcc/config/i386/linux-common.h
+index 4b9910fa9..3b11ed086 100644
+--- a/gcc/config/i386/linux-common.h
++++ b/gcc/config/i386/linux-common.h
+@@ -30,7 +30,13 @@ along with GCC; see the file COPYING3. If not see
+ #undef CC1_SPEC
+ #define CC1_SPEC \
+ LINUX_OR_ANDROID_CC (GNU_USER_TARGET_CC1_SPEC, \
+- GNU_USER_TARGET_CC1_SPEC " " ANDROID_CC1_SPEC)
++ GNU_USER_TARGET_CC1_SPEC \
++ ANDROID_TARGET_CC1_SPEC \
++ " " \
++ ANDROID_CC1_SPEC("-fPIC"))
++
++#define CC1PLUS_SPEC \
++ LINUX_OR_ANDROID_CC ("", ANDROID_CC1PLUS_SPEC)
+
+ #undef LINK_SPEC
+ #define LINK_SPEC \
+diff --git a/gcc/config/linux-android.h b/gcc/config/linux-android.h
+index 301a41ccd..9623c88d0 100644
+--- a/gcc/config/linux-android.h
++++ b/gcc/config/linux-android.h
+@@ -38,15 +39,18 @@
+ "%{" NOANDROID "|tno-android-ld:" LINUX_SPEC ";:" ANDROID_SPEC "}"
+
+ #define ANDROID_LINK_SPEC \
+- "%{shared: -Bsymbolic}"
++ "%{shared: -Bsymbolic} -z noexecstack -z relro -z now"
+
+-#define ANDROID_CC1_SPEC \
++#define ANDROID_CC1_SPEC(ANDROID_PIC_DEFAULT) \
+ "%{!mglibc:%{!muclibc:%{!mbionic: -mbionic}}} " \
+- "%{!fno-pic:%{!fno-PIC:%{!fpic:%{!fPIC: -fPIC}}}}"
++ "%{!fno-pic:%{!fno-PIC:%{!fpic:%{!fPIC: " ANDROID_PIC_DEFAULT "}}}}"
+
+ #define ANDROID_CC1PLUS_SPEC \
+- "%{!fexceptions:%{!fno-exceptions: -fno-exceptions}} " \
+- "%{!frtti:%{!fno-rtti: -fno-rtti}}"
++ "%{!fexceptions:%{!fno-exceptions: -fexceptions}} " \
++ "%{!frtti:%{!fno-rtti: -frtti}}"
++
++#define ANDROID_ASM_SPEC \
++ "--noexecstack"
+
+ #define ANDROID_LIB_SPEC \
+ "%{!static: -ldl}"
+diff --git a/gcc/config/mips/android.h b/gcc/config/mips/android.h
+new file mode 100644
+index 000000000..32c539c8d
+--- /dev/null
++++ b/gcc/config/mips/android.h
+@@ -0,0 +1,49 @@
++/* Target macros for mips*-*android* targets.
++ Copyright (C) 2014 Free Software Foundation, Inc.
++
++This file is part of GCC.
++
++GCC is free software; you can redistribute it and/or modify
++it under the terms of the GNU General Public License as published by
++the Free Software Foundation; either version 3, or (at your option)
++any later version.
++
++GCC is distributed in the hope that it will be useful,
++but WITHOUT ANY WARRANTY; without even the implied warranty of
++MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
++GNU General Public License for more details.
++
++You should have received a copy of the GNU General Public License
++along with GCC; see the file COPYING3. If not see
++<http://www.gnu.org/licenses/>. */
++
++#undef DRIVER_SELF_SPECS
++#define DRIVER_SELF_SPECS \
++ /* Make sure a -mips option is present. This helps us to pick \
++ the right multilib, and also makes the later specs easier \
++ to write. */ \
++ MIPS_ISA_LEVEL_SPEC, \
++ \
++ /* Infer the default float setting from -march. */ \
++ MIPS_ARCH_FLOAT_SPEC, \
++ \
++ /* Infer the -msynci setting from -march if not explicitly set. */ \
++ MIPS_ISA_SYNCI_SPEC, \
++ \
++ /* If no ABI option is specified, infer one from the ISA level \
++ or -mgp setting. */ \
++ "%{!mabi=*: %{" MIPS_32BIT_OPTION_SPEC ": -mabi=32;: -mabi=64}}", \
++ \
++ /* If no FP ABI option is specified, infer one from the \
++ ABI/ISA level unless there is a conflicting option. */ \
++ "%{!msoft-float: %{!msingle-float: %{!mfp*: %{!mmsa: %{mabi=32: %{" \
++ MIPS_FPXX_OPTION_SPEC ": -mfpxx}}}}}}", \
++ \
++ /* If no odd-spreg option is specified, infer one from the ISA. */ \
++ "%{!modd-spreg: %{mabi=32: %{mips32r6: -mno-odd-spreg}}}", \
++ \
++ /* Base SPECs. */ \
++ BASE_DRIVER_SELF_SPECS, \
++ \
++ /* Use the standard linux specs for everything else. */ \
++ LINUX_DRIVER_SELF_SPECS
+diff --git a/gcc/config/mips/gnu-user.h b/gcc/config/mips/gnu-user.h
+index 15b549c08..4a2816014 100644
+--- a/gcc/config/mips/gnu-user.h
++++ b/gcc/config/mips/gnu-user.h
+@@ -36,6 +36,7 @@ along with GCC; see the file COPYING3. If not see
+ /* The GNU C++ standard library requires this. */ \
+ if (c_dialect_cxx ()) \
+ builtin_define ("_GNU_SOURCE"); \
++ ANDROID_TARGET_OS_CPP_BUILTINS(); \
+ } while (0)
+
+ #undef SUBTARGET_CPP_SPEC
+@@ -71,7 +72,8 @@ along with GCC; see the file COPYING3. If not see
+
+ #undef SUBTARGET_ASM_SPEC
+ #define SUBTARGET_ASM_SPEC \
+- "%{!mno-abicalls:%{mplt:-call_nonpic;:-KPIC}}"
++ "%{!mno-abicalls:%{mplt:-call_nonpic;:-KPIC}} " \
++ LINUX_OR_ANDROID_CC ("", ANDROID_ASM_SPEC)
+
+ /* The MIPS assembler has different syntax for .set. We set it to
+ .dummy to trap any errors. */
+@@ -120,7 +122,7 @@ extern const char *host_detect_local_cpu (int argc, const char **argv);
+ #endif
+
+ #define LINUX_DRIVER_SELF_SPECS \
+- NO_SHARED_SPECS \
++ LINUX_OR_ANDROID_CC(NO_SHARED_SPECS, "") \
+ MARCH_MTUNE_NATIVE_SPECS, \
+ /* -mplt has no effect without -mno-shared. Simplify later \
+ specs handling by removing a redundant option. */ \
+diff --git a/gcc/config/mips/linux-common.h b/gcc/config/mips/linux-common.h
+index 8429a7ca2..8bfacf994 100644
+--- a/gcc/config/mips/linux-common.h
++++ b/gcc/config/mips/linux-common.h
+@@ -35,7 +35,7 @@ along with GCC; see the file COPYING3. If not see
+ #undef SUBTARGET_CC1_SPEC
+ #define SUBTARGET_CC1_SPEC \
+ LINUX_OR_ANDROID_CC (GNU_USER_TARGET_CC1_SPEC, \
+- GNU_USER_TARGET_CC1_SPEC " " ANDROID_CC1_SPEC)
++ GNU_USER_TARGET_CC1_SPEC " " ANDROID_CC1_SPEC("-fpic"))
+
+ #undef CC1PLUS_SPEC
+ #define CC1PLUS_SPEC \
+diff --git a/gcc/config/mips/t-linux-android b/gcc/config/mips/t-linux-android
+new file mode 100644
+index 000000000..39f512c81
+--- /dev/null
++++ b/gcc/config/mips/t-linux-android
+@@ -0,0 +1,3 @@
++MULTILIB_OPTIONS = mips32r2/mips32r6
++MULTILIB_DIRNAMES = mips-r2 mips-r6
++MULTILIB_OSDIRNAMES = ../libr2 ../libr6
+diff --git a/gcc/config/mips/t-linux-android64 b/gcc/config/mips/t-linux-android64
+new file mode 100644
+index 000000000..55cab7d62
+--- /dev/null
++++ b/gcc/config/mips/t-linux-android64
+@@ -0,0 +1,4 @@
++MULTILIB_OPTIONS = mabi=32 mips32/mips32r2/mips32r6/mips64r2/mips64r6
++MULTILIB_DIRNAMES = 32 mips-r1 mips-r2 mips-r6 mips64-r2 mips64-r6
++MULTILIB_OSDIRNAMES = ../lib ../lib ../libr2 ../libr6 ../lib64r2 ../lib64
++MULTILIB_REQUIRED = mabi=32/mips32 mabi=32/mips32r2 mabi=32/mips32r6 mips64r2 mips64r6
+diff --git a/libgcc/gthr-posix.h b/libgcc/gthr-posix.h
+index 555c0fe24..47c8655f9 100644
+--- a/libgcc/gthr-posix.h
++++ b/libgcc/gthr-posix.h
+@@ -32,6 +32,19 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+ #define __GTHREADS 1
+ #define __GTHREADS_CXX0X 1
+
++/* The following should normally be in a different header file,
++ * but I couldn't find the right location. The point of the macro
++ * definition below is to prevent libsupc++ and libstdc++ to reference
++ * weak symbols in their static C++ constructors. Such code crashes
++ * when a shared object linked statically to these libraries is
++ * loaded on Android 2.1 (Eclair) and older platform releases, due
++ * to a dynamic linker bug.
++ */
++#ifdef __ANDROID__
++#undef GTHREAD_USE_WEAK
++#define GTHREAD_USE_WEAK 0
++#endif
++
+ #include <pthread.h>
+
+ #if ((defined(_LIBOBJC) || defined(_LIBOBJC_WEAK)) \
+diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure
+index 41797a971..f746e8353 100755
+--- a/libstdc++-v3/configure
++++ b/libstdc++-v3/configure
+@@ -78319,6 +78341,12 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+ /* end confdefs.h. */
+ #include <sys/syscall.h>
+ int lk;
++#if !defined(SYS_gettid)
++#define SYS_gettid __NR_gettid
++#endif
++#if !defined(SYS_futex)
++#define SYS_futex __NR_futex
++#endif
+ int
+ main ()
+ {
+@@ -78377,6 +78405,12 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+ /* end confdefs.h. */
+ #include <sys/syscall.h>
+ int lk;
++#if !defined(SYS_gettid)
++#define SYS_gettid __NR_gettid
++#endif
++#if !defined(SYS_futex)
++#define SYS_futex __NR_futex
++#endif
+ int
+ main ()
+ {
+diff --git a/libstdc++-v3/include/bits/locale_facets.h b/libstdc++-v3/include/bits/locale_facets.h
+index e3e206b7d..e85dc2c76 100644
+--- a/libstdc++-v3/include/bits/locale_facets.h
++++ b/libstdc++-v3/include/bits/locale_facets.h
+@@ -47,6 +47,20 @@
+ #include <ext/numeric_traits.h>
+ #include <bits/streambuf_iterator.h>
+
++#if !__clang__ && __GNUC__ == 4 && __GNUC_MINOR__ == 9 && __i386__
++// CrystaX: for some reason, x86 gcc-4.9 makes ctype<char>::do_widen() and
++// ctype<char>::_M_widen_init() methods working wrong if optimization enabled.
++// For ctype<char>::do_widen(), values of passed arguments (__lo, __hi and __to)
++// are completely messed up and don't correspond to passed values. In case if
++// we disable optimization for those methods, things become correct so we apply
++// this workaround here for a time.
++// TODO: figure out what exactly wrong here - is it bug in GCC optimization
++// algorithm or smth else?
++#define __CRYSTAX_X86_DONT_OPTIMIZE __attribute__((optimize(0)))
++#else
++#define __CRYSTAX_X86_DONT_OPTIMIZE
++#endif
++
+ namespace std _GLIBCXX_VISIBILITY(default)
+ {
+ _GLIBCXX_BEGIN_NAMESPACE_VERSION
+@@ -1102,7 +1116,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
+ * @return @a __hi.
+ */
+ virtual const char*
+- do_widen(const char* __lo, const char* __hi, char_type* __to) const
++ do_widen(const char* __lo, const char* __hi, char_type* __to) const __CRYSTAX_X86_DONT_OPTIMIZE
+ {
+ __builtin_memcpy(__to, __lo, __hi - __lo);
+ return __hi;
+@@ -1163,7 +1177,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
+
+ private:
+ void _M_narrow_init() const;
+- void _M_widen_init() const;
++ void _M_widen_init() const __CRYSTAX_X86_DONT_OPTIMIZE;
+ };
+
+ #ifdef _GLIBCXX_USE_WCHAR_T
+diff --git a/libstdc++-v3/libsupc++/guard.cc b/libstdc++-v3/libsupc++/guard.cc
+index 9b617998f..c149169bb 100644
+--- a/libstdc++-v3/libsupc++/guard.cc
++++ b/libstdc++-v3/libsupc++/guard.cc
+@@ -33,7 +33,12 @@
+ #if defined(__GTHREADS) && defined(__GTHREAD_HAS_COND) \
+ && (ATOMIC_INT_LOCK_FREE > 1) && defined(_GLIBCXX_HAVE_LINUX_FUTEX)
+ # include <climits>
++#if defined(__ANDROID__)
++# include <sys/syscall.h>
++# define SYS_futex __NR_futex
++#else
+ # include <syscall.h>
++#endif
+ # include <unistd.h>
+ # define _GLIBCXX_USE_FUTEX
+ # define _GLIBCXX_FUTEX_WAIT 0
diff --git a/patches/gcc/6.3.0/971-crystax.patch b/patches/gcc/6.3.0/971-crystax.patch
new file mode 100644
index 0000000..748a381
--- /dev/null
+++ b/patches/gcc/6.3.0/971-crystax.patch
@@ -0,0 +1,25 @@
+commit 9f057b62caafe08c968103d39b5df82486a175c2
+Author: Dmitry Moskalchuk <dm@crystax.net>
+Date: Thu Aug 13 16:11:54 2015 +0300
+
+ [android] Add additional multilib option: mfloat-abi=hard
+
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+diff --git a/gcc/config/arm/t-linux-androideabi b/gcc/config/arm/t-linux-androideabi
+index 8f1307c55..cbbec5bd2 100644
+--- a/gcc/config/arm/t-linux-androideabi
++++ b/gcc/config/arm/t-linux-androideabi
+@@ -1,8 +1,9 @@
+-MULTILIB_OPTIONS = march=armv7-a mthumb
+-MULTILIB_DIRNAMES = armv7-a thumb
+-MULTILIB_EXCEPTIONS =
++MULTILIB_OPTIONS = march=armv7-a mthumb mfloat-abi=hard
++MULTILIB_DIRNAMES = armv7-a thumb hard
++MULTILIB_EXCEPTIONS = mfloat-abi=hard* mthumb/mfloat-abi=hard*
+ MULTILIB_MATCHES =
+ MULTILIB_OSDIRNAMES =
++MULTILIB_EXTRA_OPTS = Wl,--no-warn-mismatch
+
+ # The "special" multilib can be used to build native applications for Android,
+ # as opposed to native shared libraries that are then called via JNI.
diff --git a/patches/gcc/6.3.0/972-crystax.patch b/patches/gcc/6.3.0/972-crystax.patch
new file mode 100644
index 0000000..b9077be
--- /dev/null
+++ b/patches/gcc/6.3.0/972-crystax.patch
@@ -0,0 +1,302 @@
+commit 44a81ebb7698dac41ffa7acd5e0cc1578e5ab1fd
+Author: H.J. Lu <hongjiu.lu@intel.com>
+Date: Mon Apr 14 15:59:47 2014 -0700
+
+ [android] Always enable --eh-frame-hdr for static executable
+
+ See 5e6cdf76af295c9a39b695ca228cff675e8ff4ae and
+ 23e3137ee2897464b051599b85a09f130d3ad05d
+
+ Change-Id: Ibda473188e5a10f2a0592f2494ad00ad1f91e04b
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+diff --git a/gcc/config.in b/gcc/config.in
+index 115cb6163..933916833 100644
+--- a/gcc/config.in
++++ b/gcc/config.in
+@@ -2119,6 +2119,12 @@
+ #endif
+
+
++/* Define if your system supports PT_GNU_EH_FRAME for static executable. */
++#ifndef USED_FOR_TARGET
++#undef USE_EH_FRAME_HDR_FOR_STATIC
++#endif
++
++
+ /* Define to 1 if the 'long long' type is wider than 'long' but still
+ efficiently supported by the host hardware. */
+ #ifndef USED_FOR_TARGET
+diff --git a/gcc/config/alpha/elf.h b/gcc/config/alpha/elf.h
+index 093c38bba..54b3e0c91 100644
+--- a/gcc/config/alpha/elf.h
++++ b/gcc/config/alpha/elf.h
+@@ -168,5 +168,9 @@ extern int alpha_this_gpdisp_sequence_number;
+ I imagine that other systems will catch up. In the meantime, it
+ doesn't harm to make sure that the data exists to be used later. */
+ #if defined(HAVE_LD_EH_FRAME_HDR)
++#ifdef USE_EH_FRAME_HDR_FOR_STATIC
++#define LINK_EH_SPEC "--eh-frame-hdr "
++#else
+ #define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
+ #endif
++#endif
+diff --git a/gcc/config/freebsd.h b/gcc/config/freebsd.h
+index 5ded869d2..5f51ac81d 100644
+--- a/gcc/config/freebsd.h
++++ b/gcc/config/freebsd.h
+@@ -45,8 +45,12 @@ along with GCC; see the file COPYING3. If not see
+ #define LIB_SPEC FBSD_LIB_SPEC
+
+ #if defined(HAVE_LD_EH_FRAME_HDR)
++#ifdef USE_EH_FRAME_HDR_FOR_STATIC
++#define LINK_EH_SPEC "--eh-frame-hdr "
++#else
+ #define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
+ #endif
++#endif
+
+ #ifdef TARGET_LIBC_PROVIDES_SSP
+ #define LINK_SSP_SPEC "%{fstack-protector|fstack-protector-all" \
+diff --git a/gcc/config/gnu-user.h b/gcc/config/gnu-user.h
+index b0bf40a95..d1874bc29 100644
+--- a/gcc/config/gnu-user.h
++++ b/gcc/config/gnu-user.h
+@@ -118,8 +118,12 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+ #define LIB_SPEC GNU_USER_TARGET_LIB_SPEC
+
+ #if defined(HAVE_LD_EH_FRAME_HDR)
++#ifdef USE_EH_FRAME_HDR_FOR_STATIC
++#define LINK_EH_SPEC "--eh-frame-hdr "
++#else
+ #define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
+ #endif
++#endif
+
+ #undef LINK_GCC_C_SEQUENCE_SPEC
+ #define LINK_GCC_C_SEQUENCE_SPEC \
+diff --git a/gcc/config/openbsd.h b/gcc/config/openbsd.h
+index 37ecfc43f..a5f1b9955 100644
+--- a/gcc/config/openbsd.h
++++ b/gcc/config/openbsd.h
+@@ -136,8 +136,12 @@ while (0)
+ #define LIB_SPEC OBSD_LIB_SPEC
+
+ #if defined(HAVE_LD_EH_FRAME_HDR)
++#ifdef USE_EH_FRAME_HDR_FOR_STATIC
++#define LINK_EH_SPEC "--eh-frame-hdr "
++#else
+ #define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
+ #endif
++#endif
+
+ #undef LIB_SPEC
+ #define LIB_SPEC OBSD_LIB_SPEC
+diff --git a/gcc/config/rs6000/sysv4.h b/gcc/config/rs6000/sysv4.h
+index cbf909722..eb2217fad 100644
+--- a/gcc/config/rs6000/sysv4.h
++++ b/gcc/config/rs6000/sysv4.h
+@@ -789,7 +789,11 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
+ -dynamic-linker " GNU_USER_DYNAMIC_LINKER "}}"
+
+ #if defined(HAVE_LD_EH_FRAME_HDR)
+-# define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
++# ifdef USE_EH_FRAME_HDR_FOR_STATIC
++# define LINK_EH_SPEC "--eh-frame-hdr "
++# else
++# define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
++# endif
+ #endif
+
+ #define CPP_OS_LINUX_SPEC "-D__unix__ -D__gnu_linux__ -D__linux__ \
+diff --git a/gcc/config/sol2.h b/gcc/config/sol2.h
+index 5160e1fda..7632a5081 100644
+--- a/gcc/config/sol2.h
++++ b/gcc/config/sol2.h
+@@ -347,7 +347,11 @@ along with GCC; see the file COPYING3. If not see
+ /* Solaris 11 build 135+ implements dl_iterate_phdr. GNU ld needs
+ --eh-frame-hdr to create the required .eh_frame_hdr sections. */
+ #if defined(HAVE_LD_EH_FRAME_HDR) && defined(TARGET_DL_ITERATE_PHDR)
++#ifdef USE_EH_FRAME_HDR_FOR_STATIC
++#define LINK_EH_SPEC "--eh-frame-hdr "
++#else
+ #define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
++#endif
+ #endif /* HAVE_LD_EH_FRAME && TARGET_DL_ITERATE_PHDR */
+ #endif
+
+diff --git a/gcc/configure b/gcc/configure
+index 1c6e3407c..28ad05004 100755
+--- a/gcc/configure
++++ b/gcc/configure
+@@ -934,6 +934,7 @@ enable_fix_cortex_a53_835769
+ enable_fix_cortex_a53_843419
+ with_glibc_version
+ enable_gnu_unique_object
++enable_eh_frame_hdr_for_static
+ enable_linker_build_id
+ enable_default_ssp
+ with_long_double_128
+@@ -1670,6 +1671,9 @@ Optional Features:
+ --enable-gnu-unique-object
+ enable the use of the @gnu_unique_object ELF
+ extension on glibc systems
++ --enable-eh-frame-hdr-for-static
++ enable linker PT_GNU_EH_FRAME support for static
++ executable
+ --enable-linker-build-id
+ compiler will always pass --build-id to linker
+ --enable-default-ssp enable Stack Smashing Protection as default
+@@ -27703,6 +27707,38 @@ if test x"$gcc_cv_ld_eh_frame_hdr" = xyes; then
+
+ $as_echo "#define HAVE_LD_EH_FRAME_HDR 1" >>confdefs.h
+
++ # Check whether --enable-eh-frame-hdr-for-static was given.
++if test "${enable_eh_frame_hdr_for_static+set}" = set; then :
++ enableval=$enable_eh_frame_hdr_for_static; case $enable_eh_frame_hdr_for_static in
++ yes | no) ;;
++ *) as_fn_error "'$enable_eh_frame_hdr_for_static' is an invalid
++value for --enable-eh-frame-hdr-for-static.
++Valid choices are 'yes' and 'no'." "$LINENO" 5 ;;
++ esac
++else
++ # Only support for glibc 2.3.0 or higher with AT_PHDR/AT_PHNUM from
++# Linux kernel.
++ if test x$host = x$build -a x$host = x$target &&
++ ldd --version 2>&1 >/dev/null &&
++ glibcver=`ldd --version 2>/dev/null | sed 's/.* //;q'`; then
++ glibcmajor=`expr "$glibcver" : "\([0-9]*\)"`
++ glibcminor=`expr "$glibcver" : "[2-9]*\.\([0-9]*\)"`
++ glibcnum=`expr $glibcmajor \* 1000 + $glibcminor`
++ if test "$glibcnum" -ge 2003 ; then
++ auvx=`LD_SHOW_AUXV=1 ldd 2>/dev/null`
++ if echo "$auvx" | grep AT_PHDR > /dev/null &&
++ echo "$auvx" | grep AT_PHNUM > /dev/null; then
++ enable_eh_frame_hdr_for_static=yes
++ fi
++ fi
++ fi
++fi
++
++ if test x$enable_eh_frame_hdr_for_static = xyes; then
++
++$as_echo "#define USE_EH_FRAME_HDR_FOR_STATIC 1" >>confdefs.h
++
++ fi
+ fi
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_ld_eh_frame_hdr" >&5
+ $as_echo "$gcc_cv_ld_eh_frame_hdr" >&6; }
+diff --git a/gcc/configure.ac b/gcc/configure.ac
+index 6c1dcd9ae..0cf7419e7 100644
+--- a/gcc/configure.ac
++++ b/gcc/configure.ac
+@@ -4828,6 +4828,35 @@ GCC_TARGET_TEMPLATE([HAVE_LD_EH_FRAME_HDR])
+ if test x"$gcc_cv_ld_eh_frame_hdr" = xyes; then
+ AC_DEFINE(HAVE_LD_EH_FRAME_HDR, 1,
+ [Define if your linker supports .eh_frame_hdr.])
++ AC_ARG_ENABLE(eh-frame-hdr-for-static,
++ [AS_HELP_STRING([--enable-eh-frame-hdr-for-static],
++ [enable linker PT_GNU_EH_FRAME support for static executable])],
++ [case $enable_eh_frame_hdr_for_static in
++ yes | no) ;;
++ *) AC_MSG_ERROR(['$enable_eh_frame_hdr_for_static' is an invalid
++value for --enable-eh-frame-hdr-for-static.
++Valid choices are 'yes' and 'no'.]) ;;
++ esac],
++# Only support for glibc 2.3.0 or higher with AT_PHDR/AT_PHNUM from
++# Linux kernel.
++ [[if test x$host = x$build -a x$host = x$target &&
++ ldd --version 2>&1 >/dev/null &&
++ glibcver=`ldd --version 2>/dev/null | sed 's/.* //;q'`; then
++ glibcmajor=`expr "$glibcver" : "\([0-9]*\)"`
++ glibcminor=`expr "$glibcver" : "[2-9]*\.\([0-9]*\)"`
++ glibcnum=`expr $glibcmajor \* 1000 + $glibcminor`
++ if test "$glibcnum" -ge 2003 ; then
++ auvx=`LD_SHOW_AUXV=1 ldd 2>/dev/null`
++ if echo "$auvx" | grep AT_PHDR > /dev/null &&
++ echo "$auvx" | grep AT_PHNUM > /dev/null; then
++ enable_eh_frame_hdr_for_static=yes
++ fi
++ fi
++ fi]])
++ if test x$enable_eh_frame_hdr_for_static = xyes; then
++ AC_DEFINE(USE_EH_FRAME_HDR_FOR_STATIC, 1,
++[Define if your system supports PT_GNU_EH_FRAME for static executable.])
++ fi
+ fi
+ AC_MSG_RESULT($gcc_cv_ld_eh_frame_hdr)
+
+diff --git a/gcc/testsuite/g++.dg/eh/spec3-static.C b/gcc/testsuite/g++.dg/eh/spec3-static.C
+new file mode 100644
+index 000000000..15408effa
+--- /dev/null
++++ b/gcc/testsuite/g++.dg/eh/spec3-static.C
+@@ -0,0 +1,25 @@
++// PR c++/4381
++// Test that exception-specs work properly for classes with virtual bases.
++
++// { dg-do run }
++// { dg-options "-static" }
++
++class Base {};
++
++struct A : virtual public Base
++{
++ A() {}
++};
++
++struct B {};
++
++void func() throw (B,A)
++{
++ throw A();
++}
++
++int main(void)
++{
++ try { func(); }
++ catch (A& a) { }
++}
+diff --git a/libgcc/crtstuff.c b/libgcc/crtstuff.c
+index f3343fc4f..d42647779 100644
+--- a/libgcc/crtstuff.c
++++ b/libgcc/crtstuff.c
+@@ -88,7 +88,8 @@ call_ ## FUNC (void) \
+ #if defined(OBJECT_FORMAT_ELF) \
+ && !defined(OBJECT_FORMAT_FLAT) \
+ && defined(HAVE_LD_EH_FRAME_HDR) \
+- && !defined(inhibit_libc) && !defined(CRTSTUFFT_O) \
++ && !defined(inhibit_libc) \
++ && (defined(USE_EH_FRAME_HDR_FOR_STATIC) || !defined(CRTSTUFFT_O)) \
+ && defined(BSD_DL_ITERATE_PHDR_AVAILABLE)
+ #include <link.h>
+ # define USE_PT_GNU_EH_FRAME
+@@ -97,7 +98,8 @@ call_ ## FUNC (void) \
+ #if defined(OBJECT_FORMAT_ELF) \
+ && !defined(OBJECT_FORMAT_FLAT) \
+ && defined(HAVE_LD_EH_FRAME_HDR) && defined(TARGET_DL_ITERATE_PHDR) \
+- && !defined(inhibit_libc) && !defined(CRTSTUFFT_O) \
++ && !defined(inhibit_libc) \
++ && (defined(USE_EH_FRAME_HDR_FOR_STATIC) || !defined(CRTSTUFFT_O)) \
+ && defined(__sun__) && defined(__svr4__)
+ #include <link.h>
+ # define USE_PT_GNU_EH_FRAME
+@@ -106,7 +108,8 @@ call_ ## FUNC (void) \
+ #if defined(OBJECT_FORMAT_ELF) \
+ && !defined(OBJECT_FORMAT_FLAT) \
+ && defined(HAVE_LD_EH_FRAME_HDR) \
+- && !defined(inhibit_libc) && !defined(CRTSTUFFT_O) \
++ && !defined(inhibit_libc) \
++ && (defined(USE_EH_FRAME_HDR_FOR_STATIC) || !defined(CRTSTUFFT_O)) \
+ && defined(__GLIBC__) && __GLIBC__ >= 2
+ #include <link.h>
+ /* uClibc pretends to be glibc 2.2 and DT_CONFIG is defined in its link.h.
+@@ -121,7 +124,7 @@ call_ ## FUNC (void) \
+ #if defined(OBJECT_FORMAT_ELF) \
+ && !defined(OBJECT_FORMAT_FLAT) \
+ && defined(HAVE_LD_EH_FRAME_HDR) \
+- && !defined(CRTSTUFFT_O) \
++ && (defined(USE_EH_FRAME_HDR_FOR_STATIC) || !defined(CRTSTUFFT_O)) \
+ && defined(inhibit_libc) \
+ && (defined(__GLIBC__) || defined(__gnu_linux__) || defined(__GNU__))
+ /* On systems using glibc, an inhibit_libc build of libgcc is only
diff --git a/patches/gcc/6.3.0/973-crystax.patch b/patches/gcc/6.3.0/973-crystax.patch
new file mode 100644
index 0000000..b96ece3
--- /dev/null
+++ b/patches/gcc/6.3.0/973-crystax.patch
@@ -0,0 +1,20 @@
+commit 778a9ef107f51544d583f110e92b75f4d9d79117
+Author: Dmitry Moskalchuk <dm@crystax.net>
+Date: Thu Aug 20 19:11:07 2015 +0300
+
+ [android] Don't use PIE copyrelocs for x86/x86_64
+
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
+index 3d044e8bd..5c89fcab0 100644
+--- a/gcc/config/i386/i386.c
++++ b/gcc/config/i386/i386.c
+@@ -14631,6 +14631,7 @@ legitimate_pic_address_disp_p (rtx disp)
+ else if (!SYMBOL_REF_FAR_ADDR_P (op0)
+ && (SYMBOL_REF_LOCAL_P (op0)
+ || (HAVE_LD_PIE_COPYRELOC
++ && !TARGET_HAS_BIONIC
+ && flag_pie
+ && !SYMBOL_REF_WEAK (op0)
+ && !SYMBOL_REF_FUNCTION_P (op0)))
diff --git a/patches/gcc/6.3.0/974-crystax.patch b/patches/gcc/6.3.0/974-crystax.patch
new file mode 100644
index 0000000..9db4f54
--- /dev/null
+++ b/patches/gcc/6.3.0/974-crystax.patch
@@ -0,0 +1,24 @@
+commit dbeae1190cabad83999f2540523f045acc1bb4ec
+Author: Dmitry Moskalchuk <dm@crystax.net>
+Date: Fri Aug 21 17:41:59 2015 +0300
+
+ [android] Always use gthr-posix.h instead of gthr-default.h
+
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+diff --git a/libgcc/gthr.h b/libgcc/gthr.h
+index 47a7d061a..67a680f90 100644
+--- a/libgcc/gthr.h
++++ b/libgcc/gthr.h
+@@ -145,7 +145,11 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+ #define GTHREAD_USE_WEAK 1
+ #endif
+ #endif
++#if __ANDROID__
++#include "gthr-posix.h"
++#else
+ #include "gthr-default.h"
++#endif
+
+ #ifndef HIDE_EXPORTS
+ #pragma GCC visibility pop
diff --git a/patches/gcc/6.3.0/975-crystax.patch b/patches/gcc/6.3.0/975-crystax.patch
new file mode 100644
index 0000000..9efc2a4
--- /dev/null
+++ b/patches/gcc/6.3.0/975-crystax.patch
@@ -0,0 +1,31 @@
+commit 8a66d422721ae5999737d7825701ff22097d287b
+Author: Andrew Hsieh <andrewhsieh@google.com>
+Date: Mon Apr 14 21:05:51 2014 -0700
+
+ [android] Fix ARM generates insufficient alignment for NEON vst/vld
+
+ See d909af3e2469aad87d5c3e79b93c778fd26c03a9
+
+ Change-Id: Ie1de9f946f397196bb6f1623f5add86933739484
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c
+index 5974c65d3..71b2c7aa9 100644
+--- a/gcc/config/arm/arm.c
++++ b/gcc/config/arm/arm.c
+@@ -22403,9 +22403,13 @@ arm_print_operand (FILE *stream, rtx x, int code)
+ memsize = MEM_SIZE (x);
+
+ /* Only certain alignment specifiers are supported by the hardware. */
+- if (memsize == 32 && (align % 32) == 0)
++ /* Note that ARM EABI only guarentees 8-byte stack alignment. While GCC
++ honors stricter alignment of composite type in user code, it doesn't
++ observe the alignment of memory passed as an extra argument for function
++ returning large composite type. See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57271 */
++ if (memsize == 32 && (align % 32) == 0 && !TARGET_AAPCS_BASED)
+ align_bits = 256;
+- else if ((memsize == 16 || memsize == 32) && (align % 16) == 0)
++ else if ((memsize == 16 || memsize == 32) && (align % 16) == 0 && !TARGET_AAPCS_BASED)
+ align_bits = 128;
+ else if (memsize >= 8 && (align % 8) == 0)
+ align_bits = 64;
diff --git a/patches/gcc/6.3.0/976-crystax.patch b/patches/gcc/6.3.0/976-crystax.patch
new file mode 100644
index 0000000..790d4a9
--- /dev/null
+++ b/patches/gcc/6.3.0/976-crystax.patch
@@ -0,0 +1,21 @@
+commit 89d27bc45ee7325dcfff6748da0f8b9c1dc1f234
+Author: Dmitry Moskalchuk <dm@crystax.net>
+Date: Sat Aug 22 09:55:55 2015 +0300
+
+ [android][i386] Remove throw() declaration from posix_memalign() proto
+
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+diff --git a/gcc/config/i386/pmm_malloc.h b/gcc/config/i386/pmm_malloc.h
+index a1f98d3d1..3725799be 100644
+--- a/gcc/config/i386/pmm_malloc.h
++++ b/gcc/config/i386/pmm_malloc.h
+@@ -31,7 +31,7 @@
+ #ifndef __cplusplus
+ extern int posix_memalign (void **, size_t, size_t);
+ #else
+-extern "C" int posix_memalign (void **, size_t, size_t) throw ();
++extern "C" int posix_memalign (void **, size_t, size_t);
+ #endif
+
+ static __inline void *
diff --git a/patches/gcc/6.3.0/977-crystax.patch b/patches/gcc/6.3.0/977-crystax.patch
new file mode 100644
index 0000000..0211d72
--- /dev/null
+++ b/patches/gcc/6.3.0/977-crystax.patch
@@ -0,0 +1,33 @@
+commit 9ae82f7cfc1073820092dd9f957559667e77db0d
+Author: Dmitry Moskalchuk <dm@crystax.net>
+Date: Tue Aug 25 09:36:42 2015 +0300
+
+ [android] Explicitly make _Unwind_Resume visible for arm64/mips64
+
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+diff --git a/gcc/config/aarch64/aarch64-linux-android.h b/gcc/config/aarch64/aarch64-linux-android.h
+index db1288fd0..38bc64d61 100644
+--- a/gcc/config/aarch64/aarch64-linux-android.h
++++ b/gcc/config/aarch64/aarch64-linux-android.h
+@@ -57,4 +57,8 @@
+ #define ENDFILE_SPEC \
+ LINUX_OR_ANDROID_LD (GNU_USER_TARGET_ENDFILE_SPEC, ANDROID_ENDFILE_SPEC)
+
++#ifdef IN_LIBGCC2
++#define LIBGCC2_UNWIND_ATTRIBUTE __attribute__((visibility("default")))
++#endif
++
+ #endif /* GCC_AARCH64_LINUX_ANDROID_H */
+diff --git a/gcc/config/mips/linux-common.h b/gcc/config/mips/linux-common.h
+index 8bfacf994..262a9a341 100644
+--- a/gcc/config/mips/linux-common.h
++++ b/gcc/config/mips/linux-common.h
+@@ -63,3 +63,7 @@ along with GCC; see the file COPYING3. If not see
+
+ /* The default value isn't sufficient in 64-bit mode. */
+ #define STACK_CHECK_PROTECT (TARGET_64BIT ? 16 * 1024 : 12 * 1024)
++
++#ifdef IN_LIBGCC2
++#define LIBGCC2_UNWIND_ATTRIBUTE __attribute__((visibility("default")))
++#endif
diff --git a/patches/gcc/7.1.0/951-bionic-ndk.patch b/patches/gcc/7.1.0/951-bionic-ndk.patch
new file mode 100644
index 0000000..59c50a8
--- /dev/null
+++ b/patches/gcc/7.1.0/951-bionic-ndk.patch
@@ -0,0 +1,58 @@
+commit d38d37bdfe24b7ce1bdcb55642fb6b904718e68f
+Author: Howard Chu <hyc@symas.com>
+Date: Tue Apr 25 19:02:18 2017 -0700
+
+ Fix ctype for newer NDK headers
+
+diff --git a/libstdc++-v3/config/os/bionic/ctype_base.h b/libstdc++-v3/config/os/bionic/ctype_base.h
+index 33978f3..c36e63c 100644
+--- a/libstdc++-v3/config/os/bionic/ctype_base.h
++++ b/libstdc++-v3/config/os/bionic/ctype_base.h
+@@ -28,6 +28,18 @@
+
+ // Information as gleaned from /usr/include/ctype.h
+
++// _CTYPE prefix was added in NDK r14 unified headers
++#ifndef _CTYPE_U
++#define _CTYPE_U _U
++#define _CTYPE_L _L
++#define _CTYPE_D _N
++#define _CTYPE_S _S
++#define _CTYPE_P _P
++#define _CTYPE_C _C
++#define _CTYPE_X _X
++#define _CTYPE_B _B
++#endif
++
+ namespace std _GLIBCXX_VISIBILITY(default)
+ {
+ _GLIBCXX_BEGIN_NAMESPACE_VERSION
+@@ -41,17 +53,17 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
+ // NB: Offsets into ctype<char>::_M_table force a particular size
+ // on the mask type. Because of this, we don't use an enum.
+ typedef char mask;
+- static const mask upper = _U;
+- static const mask lower = _L;
+- static const mask alpha = _U | _L;
+- static const mask digit = _N;
+- static const mask xdigit = _X | _N;
+- static const mask space = _S;
+- static const mask print = _P | _U | _L | _N | _B;
+- static const mask graph = _P | _U | _L | _N;
+- static const mask cntrl = _C;
+- static const mask punct = _P;
+- static const mask alnum = _U | _L | _N;
++ static const mask upper = _CTYPE_U;
++ static const mask lower = _CTYPE_L;
++ static const mask alpha = _CTYPE_U | _CTYPE_L;
++ static const mask digit = _CTYPE_D;
++ static const mask xdigit = _CTYPE_X | _CTYPE_D;
++ static const mask space = _CTYPE_S;
++ static const mask print = _CTYPE_P | _CTYPE_U | _CTYPE_L | _CTYPE_D | _CTYPE_B;
++ static const mask graph = _CTYPE_P | _CTYPE_U | _CTYPE_L | _CTYPE_D;
++ static const mask cntrl = _CTYPE_C;
++ static const mask punct = _CTYPE_P;
++ static const mask alnum = _CTYPE_U | _CTYPE_L | _CTYPE_D;
+ #if __cplusplus >= 201103L
+ static const mask blank = space;
+ #endif
diff --git a/patches/gcc/7.1.0/952-bionic-errno.patch b/patches/gcc/7.1.0/952-bionic-errno.patch
new file mode 100644
index 0000000..91f6ca3
--- /dev/null
+++ b/patches/gcc/7.1.0/952-bionic-errno.patch
@@ -0,0 +1,19 @@
+commit 6cd4ad106ef87a3c58b0c3478e78409b47000de0
+Author: Howard Chu <hyc@symas.com>
+Date: Tue Apr 25 20:17:03 2017 -0700
+
+ Fix, errno is volatile int
+
+diff --git a/libstdc++-v3/src/filesystem/dir.cc b/libstdc++-v3/src/filesystem/dir.cc
+index 6ff12d0..5bbd664 100644
+--- a/libstdc++-v3/src/filesystem/dir.cc
++++ b/libstdc++-v3/src/filesystem/dir.cc
+@@ -147,7 +147,7 @@ fs::_Dir::advance(error_code* ec, directory_options options)
+
+ int err = std::exchange(errno, 0);
+ const auto entp = readdir(dirp);
+- std::swap(errno, err);
++ std::swap((int&)errno, err);
+
+ if (entp)
+ {
diff --git a/patches/gcc/7.1.0/970-crystax.patch b/patches/gcc/7.1.0/970-crystax.patch
new file mode 100644
index 0000000..7324d7f
--- /dev/null
+++ b/patches/gcc/7.1.0/970-crystax.patch
@@ -0,0 +1,553 @@
+commit 080803512c8f6f87c2f1f711170d54033144d628
+Author: Dmitry Moskalchuk <dm@crystax.net>
+Date: Wed Jul 29 11:28:29 2015 +0300
+
+ [android] Apply Android-related modifications
+
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+[Edited: keep libstdc++, drop libcrystax-related modifications]
+diff --git a/gcc/config.gcc b/gcc/config.gcc
+index f66e48cd1..1c253496b 100644
+--- a/gcc/config.gcc
++++ b/gcc/config.gcc
+@@ -942,13 +942,17 @@ aarch64*-*-elf | aarch64*-*-rtems*)
+ TM_MULTILIB_CONFIG=`echo $TM_MULTILIB_CONFIG | sed 's/^,//'`
+ ;;
+ aarch64*-*-linux*)
+- tm_file="${tm_file} dbxelf.h elfos.h gnu-user.h linux.h glibc-stdint.h"
++ tm_file="${tm_file} dbxelf.h elfos.h gnu-user.h linux.h linux-android.h glibc-stdint.h"
+ tm_file="${tm_file} aarch64/aarch64-elf.h aarch64/aarch64-linux.h"
++ extra_options="${extra_options} linux-android.opt"
+ tmake_file="${tmake_file} aarch64/t-aarch64 aarch64/t-aarch64-linux"
+ case $target in
+ aarch64_be-*)
+ tm_defines="${tm_defines} TARGET_BIG_ENDIAN_DEFAULT=1"
+ ;;
++ aarch64*-*-linux-android*)
++ tm_file="${tm_file} aarch64/aarch64-linux-android.h"
++ ;;
+ esac
+ aarch64_multilibs="${with_multilib_list}"
+ if test "$aarch64_multilibs" = "default"; then
+@@ -2055,6 +2059,17 @@ mips*-*-linux*) # Linux MIPS, either endian.
+ tm_file="dbxelf.h elfos.h gnu-user.h linux.h linux-android.h glibc-stdint.h ${tm_file} mips/gnu-user.h mips/linux.h mips/linux-common.h"
+ extra_options="${extra_options} linux-android.opt"
+ case ${target} in
++ mips64*android*)
++ default_mips_arch=mips64r6
++ default_mips_abi=64
++ tm_file="${tm_file} mips/android.h"
++ tmake_file="${tmake_file} mips/t-linux-android64"
++ ;;
++ mips*android*)
++ default_mips_arch=mips32
++ tm_file="${tm_file} mips/android.h"
++ tmake_file="$tmake_file mips/t-linux-android"
++ ;;
+ mipsisa32r6*)
+ default_mips_arch=mips32r6
+ ;;
+diff --git a/gcc/config/aarch64/aarch64-linux-android.h b/gcc/config/aarch64/aarch64-linux-android.h
+new file mode 100644
+index 000000000..db1288fd0
+--- /dev/null
++++ b/gcc/config/aarch64/aarch64-linux-android.h
+@@ -0,0 +1,59 @@
++/* Machine description for AArch64 architecture.
++ Copyright (C) 2014 Free Software Foundation, Inc.
++
++ This file is part of GCC.
++
++ GCC is free software; you can redistribute it and/or modify it
++ under the terms of the GNU General Public License as published by
++ the Free Software Foundation; either version 3, or (at your option)
++ any later version.
++
++ GCC is distributed in the hope that it will be useful, but
++ WITHOUT ANY WARRANTY; without even the implied warranty of
++ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
++ General Public License for more details.
++
++ You should have received a copy of the GNU General Public License
++ along with GCC; see the file COPYING3. If not see
++ <http://www.gnu.org/licenses/>. */
++
++#ifndef GCC_AARCH64_LINUX_ANDROID_H
++#define GCC_AARCH64_LINUX_ANDROID_H
++
++
++#undef TARGET_OS_CPP_BUILTINS
++#define TARGET_OS_CPP_BUILTINS() \
++ do \
++ { \
++ GNU_USER_TARGET_OS_CPP_BUILTINS(); \
++ ANDROID_TARGET_OS_CPP_BUILTINS(); \
++ } \
++ while (0)
++
++#undef LINK_SPEC
++#define LINK_SPEC \
++ LINUX_OR_ANDROID_LD (LINUX_TARGET_LINK_SPEC, \
++ LINUX_TARGET_LINK_SPEC " " ANDROID_LINK_SPEC)
++
++#undef CC1_SPEC
++#define CC1_SPEC \
++ LINUX_OR_ANDROID_CC (GNU_USER_TARGET_CC1_SPEC, \
++ GNU_USER_TARGET_CC1_SPEC " " ANDROID_CC1_SPEC("-fpic"))
++
++#define CC1PLUS_SPEC \
++ LINUX_OR_ANDROID_CC ("", ANDROID_CC1PLUS_SPEC)
++
++#undef LIB_SPEC
++#define LIB_SPEC \
++ LINUX_OR_ANDROID_LD (GNU_USER_TARGET_LIB_SPEC, \
++ GNU_USER_TARGET_NO_PTHREADS_LIB_SPEC " " ANDROID_LIB_SPEC)
++
++#undef STARTFILE_SPEC
++#define STARTFILE_SPEC \
++ LINUX_OR_ANDROID_LD (GNU_USER_TARGET_STARTFILE_SPEC, ANDROID_STARTFILE_SPEC)
++
++#undef ENDFILE_SPEC
++#define ENDFILE_SPEC \
++ LINUX_OR_ANDROID_LD (GNU_USER_TARGET_ENDFILE_SPEC, ANDROID_ENDFILE_SPEC)
++
++#endif /* GCC_AARCH64_LINUX_ANDROID_H */
+diff --git a/gcc/config/aarch64/aarch64-linux.h b/gcc/config/aarch64/aarch64-linux.h
+index 5fcaa59a3..6864195ee 100644
+--- a/gcc/config/aarch64/aarch64-linux.h
++++ b/gcc/config/aarch64/aarch64-linux.h
+@@ -21,7 +21,14 @@
+ #ifndef GCC_AARCH64_LINUX_H
+ #define GCC_AARCH64_LINUX_H
+
+-#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux-aarch64%{mbig-endian:_be}%{mabi=ilp32:_ilp32}.so.1"
++#ifndef RUNTIME_ROOT_PREFIX
++#define RUNTIME_ROOT_PREFIX ""
++#endif
++#define GLIBC_DYNAMIC_LINKER RUNTIME_ROOT_PREFIX "/lib/ld-linux-aarch64%{mbig-endian:_be}%{mabi=ilp32:_ilp32}.so.1"
++#ifdef BIONIC_DYNAMIC_LINKER
++#undef BIONIC_DYNAMIC_LINKER
++#endif
++#define BIONIC_DYNAMIC_LINKER RUNTIME_ROOT_PREFIX "/system/bin/linker64"
+
+ #undef MUSL_DYNAMIC_LINKER
+ #define MUSL_DYNAMIC_LINKER "/lib/ld-musl-aarch64%{mbig-endian:_be}%{mabi=ilp32:_ilp32}.so.1"
+diff --git a/gcc/config/arm/arm.h b/gcc/config/arm/arm.h
+index ad123dde9..97b059de6 100644
+--- a/gcc/config/arm/arm.h
++++ b/gcc/config/arm/arm.h
+@@ -1888,10 +1888,11 @@ enum arm_auto_incmodes
+
+ #define CASE_VECTOR_PC_RELATIVE (TARGET_THUMB2 \
+ || (TARGET_THUMB1 \
++ && !inline_thumb1_jump_table \
+ && (optimize_size || flag_pic)))
+
+ #define CASE_VECTOR_SHORTEN_MODE(min, max, body) \
+- (TARGET_THUMB1 \
++ (TARGET_THUMB1 && !inline_thumb1_jump_table \
+ ? (min >= 0 && max < 512 \
+ ? (ADDR_DIFF_VEC_FLAGS (body).offset_unsigned = 1, QImode) \
+ : min >= -256 && max < 256 \
+diff --git a/gcc/config/arm/arm.md b/gcc/config/arm/arm.md
+index 47171b996..eb22d1181 100644
+--- a/gcc/config/arm/arm.md
++++ b/gcc/config/arm/arm.md
+@@ -8179,7 +8179,7 @@
+ (match_operand:SI 2 "const_int_operand" "") ; total range
+ (match_operand:SI 3 "" "") ; table label
+ (match_operand:SI 4 "" "")] ; Out of range label
+- "(TARGET_32BIT || optimize_size || flag_pic) && !target_pure_code"
++ "(TARGET_32BIT || ((optimize_size || flag_pic) && !inline_thumb1_jump_table)) && !target_pure_code"
+ "
+ {
+ enum insn_code code;
+diff --git a/gcc/config/arm/arm.opt b/gcc/config/arm/arm.opt
+index 0ebe01743..772453889 100644
+--- a/gcc/config/arm/arm.opt
++++ b/gcc/config/arm/arm.opt
+@@ -193,6 +193,10 @@ mthumb-interwork
+ Target Report Mask(INTERWORK)
+ Support calls between Thumb and ARM instruction sets.
+
++minline-thumb1-jumptable
++Target Report Var(inline_thumb1_jump_table)
++Inline Thumb1 Jump table code
++
+ mtls-dialect=
+ Target RejectNegative Joined Enum(tls_type) Var(target_tls_dialect) Init(TLS_GNU)
+ Specify thread local storage scheme.
+diff --git a/gcc/config/arm/elf.h b/gcc/config/arm/elf.h
+index 77f30554d..32158ed65 100644
+--- a/gcc/config/arm/elf.h
++++ b/gcc/config/arm/elf.h
+@@ -56,8 +56,7 @@
+ #undef SUBSUBTARGET_EXTRA_SPECS
+ #define SUBSUBTARGET_EXTRA_SPECS
+
+-#ifndef ASM_SPEC
+-#define ASM_SPEC "\
++#define DEFAULT_ASM_SPEC "\
+ %{mbig-endian:-EB} \
+ %{mlittle-endian:-EL} \
+ %(asm_cpu_spec) \
+@@ -66,6 +65,9 @@
+ %{mthumb-interwork:-mthumb-interwork} \
+ %{mfloat-abi=*} %{mfpu=*} \
+ %(subtarget_extra_asm_spec)"
++
++#ifndef ASM_SPEC
++#define ASM_SPEC DEFAULT_ASM_SPEC
+ #endif
+
+ /* The ARM uses @ are a comment character so we need to redefine
+@@ -104,8 +106,9 @@
+ the code more efficient, but for Thumb-1 it's better to put them out of
+ band unless we are generating compressed tables. */
+ #define JUMP_TABLES_IN_TEXT_SECTION \
+- ((TARGET_32BIT || (TARGET_THUMB && (optimize_size || flag_pic))) \
+- && !target_pure_code)
++ ((TARGET_32BIT || (TARGET_THUMB && !inline_thumb1_jump_table \
++ && (optimize_size || flag_pic))) \
++ && !target_pure_code)
+
+ #ifndef LINK_SPEC
+ #define LINK_SPEC "%{mbig-endian:-EB} %{mlittle-endian:-EL} -X"
+diff --git a/gcc/config/arm/linux-eabi.h b/gcc/config/arm/linux-eabi.h
+index ace84816e..8c8fa6553 100644
+--- a/gcc/config/arm/linux-eabi.h
++++ b/gcc/config/arm/linux-eabi.h
+@@ -108,11 +108,16 @@
+ #define CC1_SPEC \
+ LINUX_OR_ANDROID_CC (GNU_USER_TARGET_CC1_SPEC " " ASAN_CC1_SPEC, \
+ GNU_USER_TARGET_CC1_SPEC " " ASAN_CC1_SPEC " " \
+- ANDROID_CC1_SPEC)
++ ANDROID_CC1_SPEC("-fpic"))
+
+ #define CC1PLUS_SPEC \
+ LINUX_OR_ANDROID_CC ("", ANDROID_CC1PLUS_SPEC)
+
++#undef ASM_SPEC
++#define ASM_SPEC \
++ LINUX_OR_ANDROID_CC (DEFAULT_ASM_SPEC, \
++ DEFAULT_ASM_SPEC " " ANDROID_ASM_SPEC)
++
+ #undef LIB_SPEC
+ #define LIB_SPEC \
+ LINUX_OR_ANDROID_LD (GNU_USER_TARGET_LIB_SPEC, \
+diff --git a/gcc/config/i386/gnu-user.h b/gcc/config/i386/gnu-user.h
+index fee33a3ef..22fb2ced9 100644
+--- a/gcc/config/i386/gnu-user.h
++++ b/gcc/config/i386/gnu-user.h
+@@ -65,9 +65,14 @@ along with GCC; see the file COPYING3. If not see
+ When the -shared link option is used a final link is not being
+ done. */
+
++#undef ANDROID_TARGET_CC1_SPEC
++#define ANDROID_TARGET_CC1_SPEC \
++ " -mssse3 -fno-short-enums " \
++
+ #undef ASM_SPEC
+ #define ASM_SPEC \
+- "--32 %{!mno-sse2avx:%{mavx:-msse2avx}} %{msse2avx:%{!mavx:-msse2avx}}"
++ "--32 %{!mno-sse2avx:%{mavx:-msse2avx}} %{msse2avx:%{!mavx:-msse2avx}} " \
++ LINUX_OR_ANDROID_CC ("", ANDROID_ASM_SPEC)
+
+ #undef SUBTARGET_EXTRA_SPECS
+ #define SUBTARGET_EXTRA_SPECS \
+diff --git a/gcc/config/i386/gnu-user64.h b/gcc/config/i386/gnu-user64.h
+index 7a02a7eb4..cac4179bc 100644
+--- a/gcc/config/i386/gnu-user64.h
++++ b/gcc/config/i386/gnu-user64.h
+@@ -46,6 +46,11 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+ #define SPEC_X32 "mx32"
+ #endif
+
++#undef ANDROID_TARGET_CC1_SPEC
++#define ANDROID_TARGET_CC1_SPEC \
++ "%{m32:-mssse3 -fno-short-enums}" \
++ "%{!m32:-msse4.2 -mpopcnt}"
++
+ #undef ASM_SPEC
+ #define ASM_SPEC "%{" SPEC_32 ":--32} \
+ %{" SPEC_64 ":--64} \
+diff --git a/gcc/config/i386/linux-common.h b/gcc/config/i386/linux-common.h
+index 4b9910fa9..3b11ed086 100644
+--- a/gcc/config/i386/linux-common.h
++++ b/gcc/config/i386/linux-common.h
+@@ -30,7 +30,13 @@ along with GCC; see the file COPYING3. If not see
+ #undef CC1_SPEC
+ #define CC1_SPEC \
+ LINUX_OR_ANDROID_CC (GNU_USER_TARGET_CC1_SPEC, \
+- GNU_USER_TARGET_CC1_SPEC " " ANDROID_CC1_SPEC)
++ GNU_USER_TARGET_CC1_SPEC \
++ ANDROID_TARGET_CC1_SPEC \
++ " " \
++ ANDROID_CC1_SPEC("-fPIC"))
++
++#define CC1PLUS_SPEC \
++ LINUX_OR_ANDROID_CC ("", ANDROID_CC1PLUS_SPEC)
+
+ #undef LINK_SPEC
+ #define LINK_SPEC \
+diff --git a/gcc/config/linux-android.h b/gcc/config/linux-android.h
+index 301a41ccd..9623c88d0 100644
+--- a/gcc/config/linux-android.h
++++ b/gcc/config/linux-android.h
+@@ -38,15 +39,18 @@
+ "%{" NOANDROID "|tno-android-ld:" LINUX_SPEC ";:" ANDROID_SPEC "}"
+
+ #define ANDROID_LINK_SPEC \
+- "%{shared: -Bsymbolic}"
++ "%{shared: -Bsymbolic} -z noexecstack -z relro -z now"
+
+-#define ANDROID_CC1_SPEC \
++#define ANDROID_CC1_SPEC(ANDROID_PIC_DEFAULT) \
+ "%{!mglibc:%{!muclibc:%{!mbionic: -mbionic}}} " \
+- "%{!fno-pic:%{!fno-PIC:%{!fpic:%{!fPIC: -fPIC}}}}"
++ "%{!fno-pic:%{!fno-PIC:%{!fpic:%{!fPIC: " ANDROID_PIC_DEFAULT "}}}}"
+
+ #define ANDROID_CC1PLUS_SPEC \
+- "%{!fexceptions:%{!fno-exceptions: -fno-exceptions}} " \
+- "%{!frtti:%{!fno-rtti: -fno-rtti}}"
++ "%{!fexceptions:%{!fno-exceptions: -fexceptions}} " \
++ "%{!frtti:%{!fno-rtti: -frtti}}"
++
++#define ANDROID_ASM_SPEC \
++ "--noexecstack"
+
+ #define ANDROID_LIB_SPEC \
+ "%{!static: -ldl}"
+diff --git a/gcc/config/mips/android.h b/gcc/config/mips/android.h
+new file mode 100644
+index 000000000..32c539c8d
+--- /dev/null
++++ b/gcc/config/mips/android.h
+@@ -0,0 +1,49 @@
++/* Target macros for mips*-*android* targets.
++ Copyright (C) 2014 Free Software Foundation, Inc.
++
++This file is part of GCC.
++
++GCC is free software; you can redistribute it and/or modify
++it under the terms of the GNU General Public License as published by
++the Free Software Foundation; either version 3, or (at your option)
++any later version.
++
++GCC is distributed in the hope that it will be useful,
++but WITHOUT ANY WARRANTY; without even the implied warranty of
++MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
++GNU General Public License for more details.
++
++You should have received a copy of the GNU General Public License
++along with GCC; see the file COPYING3. If not see
++<http://www.gnu.org/licenses/>. */
++
++#undef DRIVER_SELF_SPECS
++#define DRIVER_SELF_SPECS \
++ /* Make sure a -mips option is present. This helps us to pick \
++ the right multilib, and also makes the later specs easier \
++ to write. */ \
++ MIPS_ISA_LEVEL_SPEC, \
++ \
++ /* Infer the default float setting from -march. */ \
++ MIPS_ARCH_FLOAT_SPEC, \
++ \
++ /* Infer the -msynci setting from -march if not explicitly set. */ \
++ MIPS_ISA_SYNCI_SPEC, \
++ \
++ /* If no ABI option is specified, infer one from the ISA level \
++ or -mgp setting. */ \
++ "%{!mabi=*: %{" MIPS_32BIT_OPTION_SPEC ": -mabi=32;: -mabi=64}}", \
++ \
++ /* If no FP ABI option is specified, infer one from the \
++ ABI/ISA level unless there is a conflicting option. */ \
++ "%{!msoft-float: %{!msingle-float: %{!mfp*: %{!mmsa: %{mabi=32: %{" \
++ MIPS_FPXX_OPTION_SPEC ": -mfpxx}}}}}}", \
++ \
++ /* If no odd-spreg option is specified, infer one from the ISA. */ \
++ "%{!modd-spreg: %{mabi=32: %{mips32r6: -mno-odd-spreg}}}", \
++ \
++ /* Base SPECs. */ \
++ BASE_DRIVER_SELF_SPECS, \
++ \
++ /* Use the standard linux specs for everything else. */ \
++ LINUX_DRIVER_SELF_SPECS
+diff --git a/gcc/config/mips/gnu-user.h b/gcc/config/mips/gnu-user.h
+index 15b549c08..4a2816014 100644
+--- a/gcc/config/mips/gnu-user.h
++++ b/gcc/config/mips/gnu-user.h
+@@ -36,6 +36,7 @@ along with GCC; see the file COPYING3. If not see
+ /* The GNU C++ standard library requires this. */ \
+ if (c_dialect_cxx ()) \
+ builtin_define ("_GNU_SOURCE"); \
++ ANDROID_TARGET_OS_CPP_BUILTINS(); \
+ } while (0)
+
+ #undef SUBTARGET_CPP_SPEC
+@@ -71,7 +72,8 @@ along with GCC; see the file COPYING3. If not see
+
+ #undef SUBTARGET_ASM_SPEC
+ #define SUBTARGET_ASM_SPEC \
+- "%{!mno-abicalls:%{mplt:-call_nonpic;:-KPIC}}"
++ "%{!mno-abicalls:%{mplt:-call_nonpic;:-KPIC}} " \
++ LINUX_OR_ANDROID_CC ("", ANDROID_ASM_SPEC)
+
+ /* The MIPS assembler has different syntax for .set. We set it to
+ .dummy to trap any errors. */
+@@ -120,7 +122,7 @@ extern const char *host_detect_local_cpu (int argc, const char **argv);
+ #endif
+
+ #define LINUX_DRIVER_SELF_SPECS \
+- NO_SHARED_SPECS \
++ LINUX_OR_ANDROID_CC(NO_SHARED_SPECS, "") \
+ MARCH_MTUNE_NATIVE_SPECS, \
+ /* -mplt has no effect without -mno-shared. Simplify later \
+ specs handling by removing a redundant option. */ \
+diff --git a/gcc/config/mips/linux-common.h b/gcc/config/mips/linux-common.h
+index 8429a7ca2..8bfacf994 100644
+--- a/gcc/config/mips/linux-common.h
++++ b/gcc/config/mips/linux-common.h
+@@ -35,7 +35,7 @@ along with GCC; see the file COPYING3. If not see
+ #undef SUBTARGET_CC1_SPEC
+ #define SUBTARGET_CC1_SPEC \
+ LINUX_OR_ANDROID_CC (GNU_USER_TARGET_CC1_SPEC, \
+- GNU_USER_TARGET_CC1_SPEC " " ANDROID_CC1_SPEC)
++ GNU_USER_TARGET_CC1_SPEC " " ANDROID_CC1_SPEC("-fpic"))
+
+ #undef CC1PLUS_SPEC
+ #define CC1PLUS_SPEC \
+diff --git a/gcc/config/mips/t-linux-android b/gcc/config/mips/t-linux-android
+new file mode 100644
+index 000000000..39f512c81
+--- /dev/null
++++ b/gcc/config/mips/t-linux-android
+@@ -0,0 +1,3 @@
++MULTILIB_OPTIONS = mips32r2/mips32r6
++MULTILIB_DIRNAMES = mips-r2 mips-r6
++MULTILIB_OSDIRNAMES = ../libr2 ../libr6
+diff --git a/gcc/config/mips/t-linux-android64 b/gcc/config/mips/t-linux-android64
+new file mode 100644
+index 000000000..55cab7d62
+--- /dev/null
++++ b/gcc/config/mips/t-linux-android64
+@@ -0,0 +1,4 @@
++MULTILIB_OPTIONS = mabi=32 mips32/mips32r2/mips32r6/mips64r2/mips64r6
++MULTILIB_DIRNAMES = 32 mips-r1 mips-r2 mips-r6 mips64-r2 mips64-r6
++MULTILIB_OSDIRNAMES = ../lib ../lib ../libr2 ../libr6 ../lib64r2 ../lib64
++MULTILIB_REQUIRED = mabi=32/mips32 mabi=32/mips32r2 mabi=32/mips32r6 mips64r2 mips64r6
+diff --git a/libgcc/gthr-posix.h b/libgcc/gthr-posix.h
+index 555c0fe24..47c8655f9 100644
+--- a/libgcc/gthr-posix.h
++++ b/libgcc/gthr-posix.h
+@@ -32,6 +32,19 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+ #define __GTHREADS 1
+ #define __GTHREADS_CXX0X 1
+
++/* The following should normally be in a different header file,
++ * but I couldn't find the right location. The point of the macro
++ * definition below is to prevent libsupc++ and libstdc++ to reference
++ * weak symbols in their static C++ constructors. Such code crashes
++ * when a shared object linked statically to these libraries is
++ * loaded on Android 2.1 (Eclair) and older platform releases, due
++ * to a dynamic linker bug.
++ */
++#ifdef __ANDROID__
++#undef GTHREAD_USE_WEAK
++#define GTHREAD_USE_WEAK 0
++#endif
++
+ #include <pthread.h>
+
+ #if ((defined(_LIBOBJC) || defined(_LIBOBJC_WEAK)) \
+diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure
+index 41797a971..f746e8353 100755
+--- a/libstdc++-v3/configure
++++ b/libstdc++-v3/configure
+@@ -78319,6 +78341,12 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+ /* end confdefs.h. */
+ #include <sys/syscall.h>
+ int lk;
++#if !defined(SYS_gettid)
++#define SYS_gettid __NR_gettid
++#endif
++#if !defined(SYS_futex)
++#define SYS_futex __NR_futex
++#endif
+ int
+ main ()
+ {
+@@ -78377,6 +78405,12 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+ /* end confdefs.h. */
+ #include <sys/syscall.h>
+ int lk;
++#if !defined(SYS_gettid)
++#define SYS_gettid __NR_gettid
++#endif
++#if !defined(SYS_futex)
++#define SYS_futex __NR_futex
++#endif
+ int
+ main ()
+ {
+diff --git a/libstdc++-v3/include/bits/locale_facets.h b/libstdc++-v3/include/bits/locale_facets.h
+index e3e206b7d..e85dc2c76 100644
+--- a/libstdc++-v3/include/bits/locale_facets.h
++++ b/libstdc++-v3/include/bits/locale_facets.h
+@@ -47,6 +47,20 @@
+ #include <ext/numeric_traits.h>
+ #include <bits/streambuf_iterator.h>
+
++#if !__clang__ && __GNUC__ == 4 && __GNUC_MINOR__ == 9 && __i386__
++// CrystaX: for some reason, x86 gcc-4.9 makes ctype<char>::do_widen() and
++// ctype<char>::_M_widen_init() methods working wrong if optimization enabled.
++// For ctype<char>::do_widen(), values of passed arguments (__lo, __hi and __to)
++// are completely messed up and don't correspond to passed values. In case if
++// we disable optimization for those methods, things become correct so we apply
++// this workaround here for a time.
++// TODO: figure out what exactly wrong here - is it bug in GCC optimization
++// algorithm or smth else?
++#define __CRYSTAX_X86_DONT_OPTIMIZE __attribute__((optimize(0)))
++#else
++#define __CRYSTAX_X86_DONT_OPTIMIZE
++#endif
++
+ namespace std _GLIBCXX_VISIBILITY(default)
+ {
+ _GLIBCXX_BEGIN_NAMESPACE_VERSION
+@@ -1102,7 +1116,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
+ * @return @a __hi.
+ */
+ virtual const char*
+- do_widen(const char* __lo, const char* __hi, char_type* __to) const
++ do_widen(const char* __lo, const char* __hi, char_type* __to) const __CRYSTAX_X86_DONT_OPTIMIZE
+ {
+ __builtin_memcpy(__to, __lo, __hi - __lo);
+ return __hi;
+@@ -1163,7 +1177,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
+
+ private:
+ void _M_narrow_init() const;
+- void _M_widen_init() const;
++ void _M_widen_init() const __CRYSTAX_X86_DONT_OPTIMIZE;
+ };
+
+ #ifdef _GLIBCXX_USE_WCHAR_T
+diff --git a/libstdc++-v3/libsupc++/guard.cc b/libstdc++-v3/libsupc++/guard.cc
+index 9b617998f..c149169bb 100644
+--- a/libstdc++-v3/libsupc++/guard.cc
++++ b/libstdc++-v3/libsupc++/guard.cc
+@@ -33,7 +33,12 @@
+ #if defined(__GTHREADS) && defined(__GTHREAD_HAS_COND) \
+ && (ATOMIC_INT_LOCK_FREE > 1) && defined(_GLIBCXX_HAVE_LINUX_FUTEX)
+ # include <climits>
++#if defined(__ANDROID__)
++# include <sys/syscall.h>
++# define SYS_futex __NR_futex
++#else
+ # include <syscall.h>
++#endif
+ # include <unistd.h>
+ # define _GLIBCXX_USE_FUTEX
+ # define _GLIBCXX_FUTEX_WAIT 0
diff --git a/patches/gcc/7.1.0/971-crystax.patch b/patches/gcc/7.1.0/971-crystax.patch
new file mode 100644
index 0000000..748a381
--- /dev/null
+++ b/patches/gcc/7.1.0/971-crystax.patch
@@ -0,0 +1,25 @@
+commit 9f057b62caafe08c968103d39b5df82486a175c2
+Author: Dmitry Moskalchuk <dm@crystax.net>
+Date: Thu Aug 13 16:11:54 2015 +0300
+
+ [android] Add additional multilib option: mfloat-abi=hard
+
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+diff --git a/gcc/config/arm/t-linux-androideabi b/gcc/config/arm/t-linux-androideabi
+index 8f1307c55..cbbec5bd2 100644
+--- a/gcc/config/arm/t-linux-androideabi
++++ b/gcc/config/arm/t-linux-androideabi
+@@ -1,8 +1,9 @@
+-MULTILIB_OPTIONS = march=armv7-a mthumb
+-MULTILIB_DIRNAMES = armv7-a thumb
+-MULTILIB_EXCEPTIONS =
++MULTILIB_OPTIONS = march=armv7-a mthumb mfloat-abi=hard
++MULTILIB_DIRNAMES = armv7-a thumb hard
++MULTILIB_EXCEPTIONS = mfloat-abi=hard* mthumb/mfloat-abi=hard*
+ MULTILIB_MATCHES =
+ MULTILIB_OSDIRNAMES =
++MULTILIB_EXTRA_OPTS = Wl,--no-warn-mismatch
+
+ # The "special" multilib can be used to build native applications for Android,
+ # as opposed to native shared libraries that are then called via JNI.
diff --git a/patches/gcc/7.1.0/972-crystax.patch b/patches/gcc/7.1.0/972-crystax.patch
new file mode 100644
index 0000000..b9077be
--- /dev/null
+++ b/patches/gcc/7.1.0/972-crystax.patch
@@ -0,0 +1,302 @@
+commit 44a81ebb7698dac41ffa7acd5e0cc1578e5ab1fd
+Author: H.J. Lu <hongjiu.lu@intel.com>
+Date: Mon Apr 14 15:59:47 2014 -0700
+
+ [android] Always enable --eh-frame-hdr for static executable
+
+ See 5e6cdf76af295c9a39b695ca228cff675e8ff4ae and
+ 23e3137ee2897464b051599b85a09f130d3ad05d
+
+ Change-Id: Ibda473188e5a10f2a0592f2494ad00ad1f91e04b
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+diff --git a/gcc/config.in b/gcc/config.in
+index 115cb6163..933916833 100644
+--- a/gcc/config.in
++++ b/gcc/config.in
+@@ -2119,6 +2119,12 @@
+ #endif
+
+
++/* Define if your system supports PT_GNU_EH_FRAME for static executable. */
++#ifndef USED_FOR_TARGET
++#undef USE_EH_FRAME_HDR_FOR_STATIC
++#endif
++
++
+ /* Define to 1 if the 'long long' type is wider than 'long' but still
+ efficiently supported by the host hardware. */
+ #ifndef USED_FOR_TARGET
+diff --git a/gcc/config/alpha/elf.h b/gcc/config/alpha/elf.h
+index 093c38bba..54b3e0c91 100644
+--- a/gcc/config/alpha/elf.h
++++ b/gcc/config/alpha/elf.h
+@@ -168,5 +168,9 @@ extern int alpha_this_gpdisp_sequence_number;
+ I imagine that other systems will catch up. In the meantime, it
+ doesn't harm to make sure that the data exists to be used later. */
+ #if defined(HAVE_LD_EH_FRAME_HDR)
++#ifdef USE_EH_FRAME_HDR_FOR_STATIC
++#define LINK_EH_SPEC "--eh-frame-hdr "
++#else
+ #define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
+ #endif
++#endif
+diff --git a/gcc/config/freebsd.h b/gcc/config/freebsd.h
+index 5ded869d2..5f51ac81d 100644
+--- a/gcc/config/freebsd.h
++++ b/gcc/config/freebsd.h
+@@ -45,8 +45,12 @@ along with GCC; see the file COPYING3. If not see
+ #define LIB_SPEC FBSD_LIB_SPEC
+
+ #if defined(HAVE_LD_EH_FRAME_HDR)
++#ifdef USE_EH_FRAME_HDR_FOR_STATIC
++#define LINK_EH_SPEC "--eh-frame-hdr "
++#else
+ #define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
+ #endif
++#endif
+
+ #ifdef TARGET_LIBC_PROVIDES_SSP
+ #define LINK_SSP_SPEC "%{fstack-protector|fstack-protector-all" \
+diff --git a/gcc/config/gnu-user.h b/gcc/config/gnu-user.h
+index b0bf40a95..d1874bc29 100644
+--- a/gcc/config/gnu-user.h
++++ b/gcc/config/gnu-user.h
+@@ -118,8 +118,12 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+ #define LIB_SPEC GNU_USER_TARGET_LIB_SPEC
+
+ #if defined(HAVE_LD_EH_FRAME_HDR)
++#ifdef USE_EH_FRAME_HDR_FOR_STATIC
++#define LINK_EH_SPEC "--eh-frame-hdr "
++#else
+ #define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
+ #endif
++#endif
+
+ #undef LINK_GCC_C_SEQUENCE_SPEC
+ #define LINK_GCC_C_SEQUENCE_SPEC \
+diff --git a/gcc/config/openbsd.h b/gcc/config/openbsd.h
+index 37ecfc43f..a5f1b9955 100644
+--- a/gcc/config/openbsd.h
++++ b/gcc/config/openbsd.h
+@@ -136,8 +136,12 @@ while (0)
+ #define LIB_SPEC OBSD_LIB_SPEC
+
+ #if defined(HAVE_LD_EH_FRAME_HDR)
++#ifdef USE_EH_FRAME_HDR_FOR_STATIC
++#define LINK_EH_SPEC "--eh-frame-hdr "
++#else
+ #define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
+ #endif
++#endif
+
+ #undef LIB_SPEC
+ #define LIB_SPEC OBSD_LIB_SPEC
+diff --git a/gcc/config/rs6000/sysv4.h b/gcc/config/rs6000/sysv4.h
+index cbf909722..eb2217fad 100644
+--- a/gcc/config/rs6000/sysv4.h
++++ b/gcc/config/rs6000/sysv4.h
+@@ -789,7 +789,11 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
+ -dynamic-linker " GNU_USER_DYNAMIC_LINKER "}}"
+
+ #if defined(HAVE_LD_EH_FRAME_HDR)
+-# define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
++# ifdef USE_EH_FRAME_HDR_FOR_STATIC
++# define LINK_EH_SPEC "--eh-frame-hdr "
++# else
++# define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
++# endif
+ #endif
+
+ #define CPP_OS_LINUX_SPEC "-D__unix__ -D__gnu_linux__ -D__linux__ \
+diff --git a/gcc/config/sol2.h b/gcc/config/sol2.h
+index 5160e1fda..7632a5081 100644
+--- a/gcc/config/sol2.h
++++ b/gcc/config/sol2.h
+@@ -347,7 +347,11 @@ along with GCC; see the file COPYING3. If not see
+ /* Solaris 11 build 135+ implements dl_iterate_phdr. GNU ld needs
+ --eh-frame-hdr to create the required .eh_frame_hdr sections. */
+ #if defined(HAVE_LD_EH_FRAME_HDR) && defined(TARGET_DL_ITERATE_PHDR)
++#ifdef USE_EH_FRAME_HDR_FOR_STATIC
++#define LINK_EH_SPEC "--eh-frame-hdr "
++#else
+ #define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
++#endif
+ #endif /* HAVE_LD_EH_FRAME && TARGET_DL_ITERATE_PHDR */
+ #endif
+
+diff --git a/gcc/configure b/gcc/configure
+index 1c6e3407c..28ad05004 100755
+--- a/gcc/configure
++++ b/gcc/configure
+@@ -934,6 +934,7 @@ enable_fix_cortex_a53_835769
+ enable_fix_cortex_a53_843419
+ with_glibc_version
+ enable_gnu_unique_object
++enable_eh_frame_hdr_for_static
+ enable_linker_build_id
+ enable_default_ssp
+ with_long_double_128
+@@ -1670,6 +1671,9 @@ Optional Features:
+ --enable-gnu-unique-object
+ enable the use of the @gnu_unique_object ELF
+ extension on glibc systems
++ --enable-eh-frame-hdr-for-static
++ enable linker PT_GNU_EH_FRAME support for static
++ executable
+ --enable-linker-build-id
+ compiler will always pass --build-id to linker
+ --enable-default-ssp enable Stack Smashing Protection as default
+@@ -27703,6 +27707,38 @@ if test x"$gcc_cv_ld_eh_frame_hdr" = xyes; then
+
+ $as_echo "#define HAVE_LD_EH_FRAME_HDR 1" >>confdefs.h
+
++ # Check whether --enable-eh-frame-hdr-for-static was given.
++if test "${enable_eh_frame_hdr_for_static+set}" = set; then :
++ enableval=$enable_eh_frame_hdr_for_static; case $enable_eh_frame_hdr_for_static in
++ yes | no) ;;
++ *) as_fn_error "'$enable_eh_frame_hdr_for_static' is an invalid
++value for --enable-eh-frame-hdr-for-static.
++Valid choices are 'yes' and 'no'." "$LINENO" 5 ;;
++ esac
++else
++ # Only support for glibc 2.3.0 or higher with AT_PHDR/AT_PHNUM from
++# Linux kernel.
++ if test x$host = x$build -a x$host = x$target &&
++ ldd --version 2>&1 >/dev/null &&
++ glibcver=`ldd --version 2>/dev/null | sed 's/.* //;q'`; then
++ glibcmajor=`expr "$glibcver" : "\([0-9]*\)"`
++ glibcminor=`expr "$glibcver" : "[2-9]*\.\([0-9]*\)"`
++ glibcnum=`expr $glibcmajor \* 1000 + $glibcminor`
++ if test "$glibcnum" -ge 2003 ; then
++ auvx=`LD_SHOW_AUXV=1 ldd 2>/dev/null`
++ if echo "$auvx" | grep AT_PHDR > /dev/null &&
++ echo "$auvx" | grep AT_PHNUM > /dev/null; then
++ enable_eh_frame_hdr_for_static=yes
++ fi
++ fi
++ fi
++fi
++
++ if test x$enable_eh_frame_hdr_for_static = xyes; then
++
++$as_echo "#define USE_EH_FRAME_HDR_FOR_STATIC 1" >>confdefs.h
++
++ fi
+ fi
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_ld_eh_frame_hdr" >&5
+ $as_echo "$gcc_cv_ld_eh_frame_hdr" >&6; }
+diff --git a/gcc/configure.ac b/gcc/configure.ac
+index 6c1dcd9ae..0cf7419e7 100644
+--- a/gcc/configure.ac
++++ b/gcc/configure.ac
+@@ -4828,6 +4828,35 @@ GCC_TARGET_TEMPLATE([HAVE_LD_EH_FRAME_HDR])
+ if test x"$gcc_cv_ld_eh_frame_hdr" = xyes; then
+ AC_DEFINE(HAVE_LD_EH_FRAME_HDR, 1,
+ [Define if your linker supports .eh_frame_hdr.])
++ AC_ARG_ENABLE(eh-frame-hdr-for-static,
++ [AS_HELP_STRING([--enable-eh-frame-hdr-for-static],
++ [enable linker PT_GNU_EH_FRAME support for static executable])],
++ [case $enable_eh_frame_hdr_for_static in
++ yes | no) ;;
++ *) AC_MSG_ERROR(['$enable_eh_frame_hdr_for_static' is an invalid
++value for --enable-eh-frame-hdr-for-static.
++Valid choices are 'yes' and 'no'.]) ;;
++ esac],
++# Only support for glibc 2.3.0 or higher with AT_PHDR/AT_PHNUM from
++# Linux kernel.
++ [[if test x$host = x$build -a x$host = x$target &&
++ ldd --version 2>&1 >/dev/null &&
++ glibcver=`ldd --version 2>/dev/null | sed 's/.* //;q'`; then
++ glibcmajor=`expr "$glibcver" : "\([0-9]*\)"`
++ glibcminor=`expr "$glibcver" : "[2-9]*\.\([0-9]*\)"`
++ glibcnum=`expr $glibcmajor \* 1000 + $glibcminor`
++ if test "$glibcnum" -ge 2003 ; then
++ auvx=`LD_SHOW_AUXV=1 ldd 2>/dev/null`
++ if echo "$auvx" | grep AT_PHDR > /dev/null &&
++ echo "$auvx" | grep AT_PHNUM > /dev/null; then
++ enable_eh_frame_hdr_for_static=yes
++ fi
++ fi
++ fi]])
++ if test x$enable_eh_frame_hdr_for_static = xyes; then
++ AC_DEFINE(USE_EH_FRAME_HDR_FOR_STATIC, 1,
++[Define if your system supports PT_GNU_EH_FRAME for static executable.])
++ fi
+ fi
+ AC_MSG_RESULT($gcc_cv_ld_eh_frame_hdr)
+
+diff --git a/gcc/testsuite/g++.dg/eh/spec3-static.C b/gcc/testsuite/g++.dg/eh/spec3-static.C
+new file mode 100644
+index 000000000..15408effa
+--- /dev/null
++++ b/gcc/testsuite/g++.dg/eh/spec3-static.C
+@@ -0,0 +1,25 @@
++// PR c++/4381
++// Test that exception-specs work properly for classes with virtual bases.
++
++// { dg-do run }
++// { dg-options "-static" }
++
++class Base {};
++
++struct A : virtual public Base
++{
++ A() {}
++};
++
++struct B {};
++
++void func() throw (B,A)
++{
++ throw A();
++}
++
++int main(void)
++{
++ try { func(); }
++ catch (A& a) { }
++}
+diff --git a/libgcc/crtstuff.c b/libgcc/crtstuff.c
+index f3343fc4f..d42647779 100644
+--- a/libgcc/crtstuff.c
++++ b/libgcc/crtstuff.c
+@@ -88,7 +88,8 @@ call_ ## FUNC (void) \
+ #if defined(OBJECT_FORMAT_ELF) \
+ && !defined(OBJECT_FORMAT_FLAT) \
+ && defined(HAVE_LD_EH_FRAME_HDR) \
+- && !defined(inhibit_libc) && !defined(CRTSTUFFT_O) \
++ && !defined(inhibit_libc) \
++ && (defined(USE_EH_FRAME_HDR_FOR_STATIC) || !defined(CRTSTUFFT_O)) \
+ && defined(BSD_DL_ITERATE_PHDR_AVAILABLE)
+ #include <link.h>
+ # define USE_PT_GNU_EH_FRAME
+@@ -97,7 +98,8 @@ call_ ## FUNC (void) \
+ #if defined(OBJECT_FORMAT_ELF) \
+ && !defined(OBJECT_FORMAT_FLAT) \
+ && defined(HAVE_LD_EH_FRAME_HDR) && defined(TARGET_DL_ITERATE_PHDR) \
+- && !defined(inhibit_libc) && !defined(CRTSTUFFT_O) \
++ && !defined(inhibit_libc) \
++ && (defined(USE_EH_FRAME_HDR_FOR_STATIC) || !defined(CRTSTUFFT_O)) \
+ && defined(__sun__) && defined(__svr4__)
+ #include <link.h>
+ # define USE_PT_GNU_EH_FRAME
+@@ -106,7 +108,8 @@ call_ ## FUNC (void) \
+ #if defined(OBJECT_FORMAT_ELF) \
+ && !defined(OBJECT_FORMAT_FLAT) \
+ && defined(HAVE_LD_EH_FRAME_HDR) \
+- && !defined(inhibit_libc) && !defined(CRTSTUFFT_O) \
++ && !defined(inhibit_libc) \
++ && (defined(USE_EH_FRAME_HDR_FOR_STATIC) || !defined(CRTSTUFFT_O)) \
+ && defined(__GLIBC__) && __GLIBC__ >= 2
+ #include <link.h>
+ /* uClibc pretends to be glibc 2.2 and DT_CONFIG is defined in its link.h.
+@@ -121,7 +124,7 @@ call_ ## FUNC (void) \
+ #if defined(OBJECT_FORMAT_ELF) \
+ && !defined(OBJECT_FORMAT_FLAT) \
+ && defined(HAVE_LD_EH_FRAME_HDR) \
+- && !defined(CRTSTUFFT_O) \
++ && (defined(USE_EH_FRAME_HDR_FOR_STATIC) || !defined(CRTSTUFFT_O)) \
+ && defined(inhibit_libc) \
+ && (defined(__GLIBC__) || defined(__gnu_linux__) || defined(__GNU__))
+ /* On systems using glibc, an inhibit_libc build of libgcc is only
diff --git a/patches/gcc/7.1.0/973-crystax.patch b/patches/gcc/7.1.0/973-crystax.patch
new file mode 100644
index 0000000..b96ece3
--- /dev/null
+++ b/patches/gcc/7.1.0/973-crystax.patch
@@ -0,0 +1,20 @@
+commit 778a9ef107f51544d583f110e92b75f4d9d79117
+Author: Dmitry Moskalchuk <dm@crystax.net>
+Date: Thu Aug 20 19:11:07 2015 +0300
+
+ [android] Don't use PIE copyrelocs for x86/x86_64
+
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
+index 3d044e8bd..5c89fcab0 100644
+--- a/gcc/config/i386/i386.c
++++ b/gcc/config/i386/i386.c
+@@ -14631,6 +14631,7 @@ legitimate_pic_address_disp_p (rtx disp)
+ else if (!SYMBOL_REF_FAR_ADDR_P (op0)
+ && (SYMBOL_REF_LOCAL_P (op0)
+ || (HAVE_LD_PIE_COPYRELOC
++ && !TARGET_HAS_BIONIC
+ && flag_pie
+ && !SYMBOL_REF_WEAK (op0)
+ && !SYMBOL_REF_FUNCTION_P (op0)))
diff --git a/patches/gcc/7.1.0/974-crystax.patch b/patches/gcc/7.1.0/974-crystax.patch
new file mode 100644
index 0000000..9db4f54
--- /dev/null
+++ b/patches/gcc/7.1.0/974-crystax.patch
@@ -0,0 +1,24 @@
+commit dbeae1190cabad83999f2540523f045acc1bb4ec
+Author: Dmitry Moskalchuk <dm@crystax.net>
+Date: Fri Aug 21 17:41:59 2015 +0300
+
+ [android] Always use gthr-posix.h instead of gthr-default.h
+
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+diff --git a/libgcc/gthr.h b/libgcc/gthr.h
+index 47a7d061a..67a680f90 100644
+--- a/libgcc/gthr.h
++++ b/libgcc/gthr.h
+@@ -145,7 +145,11 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+ #define GTHREAD_USE_WEAK 1
+ #endif
+ #endif
++#if __ANDROID__
++#include "gthr-posix.h"
++#else
+ #include "gthr-default.h"
++#endif
+
+ #ifndef HIDE_EXPORTS
+ #pragma GCC visibility pop
diff --git a/patches/gcc/7.1.0/975-crystax.patch b/patches/gcc/7.1.0/975-crystax.patch
new file mode 100644
index 0000000..9efc2a4
--- /dev/null
+++ b/patches/gcc/7.1.0/975-crystax.patch
@@ -0,0 +1,31 @@
+commit 8a66d422721ae5999737d7825701ff22097d287b
+Author: Andrew Hsieh <andrewhsieh@google.com>
+Date: Mon Apr 14 21:05:51 2014 -0700
+
+ [android] Fix ARM generates insufficient alignment for NEON vst/vld
+
+ See d909af3e2469aad87d5c3e79b93c778fd26c03a9
+
+ Change-Id: Ie1de9f946f397196bb6f1623f5add86933739484
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c
+index 5974c65d3..71b2c7aa9 100644
+--- a/gcc/config/arm/arm.c
++++ b/gcc/config/arm/arm.c
+@@ -22403,9 +22403,13 @@ arm_print_operand (FILE *stream, rtx x, int code)
+ memsize = MEM_SIZE (x);
+
+ /* Only certain alignment specifiers are supported by the hardware. */
+- if (memsize == 32 && (align % 32) == 0)
++ /* Note that ARM EABI only guarentees 8-byte stack alignment. While GCC
++ honors stricter alignment of composite type in user code, it doesn't
++ observe the alignment of memory passed as an extra argument for function
++ returning large composite type. See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57271 */
++ if (memsize == 32 && (align % 32) == 0 && !TARGET_AAPCS_BASED)
+ align_bits = 256;
+- else if ((memsize == 16 || memsize == 32) && (align % 16) == 0)
++ else if ((memsize == 16 || memsize == 32) && (align % 16) == 0 && !TARGET_AAPCS_BASED)
+ align_bits = 128;
+ else if (memsize >= 8 && (align % 8) == 0)
+ align_bits = 64;
diff --git a/patches/gcc/7.1.0/976-crystax.patch b/patches/gcc/7.1.0/976-crystax.patch
new file mode 100644
index 0000000..790d4a9
--- /dev/null
+++ b/patches/gcc/7.1.0/976-crystax.patch
@@ -0,0 +1,21 @@
+commit 89d27bc45ee7325dcfff6748da0f8b9c1dc1f234
+Author: Dmitry Moskalchuk <dm@crystax.net>
+Date: Sat Aug 22 09:55:55 2015 +0300
+
+ [android][i386] Remove throw() declaration from posix_memalign() proto
+
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+diff --git a/gcc/config/i386/pmm_malloc.h b/gcc/config/i386/pmm_malloc.h
+index a1f98d3d1..3725799be 100644
+--- a/gcc/config/i386/pmm_malloc.h
++++ b/gcc/config/i386/pmm_malloc.h
+@@ -31,7 +31,7 @@
+ #ifndef __cplusplus
+ extern int posix_memalign (void **, size_t, size_t);
+ #else
+-extern "C" int posix_memalign (void **, size_t, size_t) throw ();
++extern "C" int posix_memalign (void **, size_t, size_t);
+ #endif
+
+ static __inline void *
diff --git a/patches/gcc/7.1.0/977-crystax.patch b/patches/gcc/7.1.0/977-crystax.patch
new file mode 100644
index 0000000..0211d72
--- /dev/null
+++ b/patches/gcc/7.1.0/977-crystax.patch
@@ -0,0 +1,33 @@
+commit 9ae82f7cfc1073820092dd9f957559667e77db0d
+Author: Dmitry Moskalchuk <dm@crystax.net>
+Date: Tue Aug 25 09:36:42 2015 +0300
+
+ [android] Explicitly make _Unwind_Resume visible for arm64/mips64
+
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+diff --git a/gcc/config/aarch64/aarch64-linux-android.h b/gcc/config/aarch64/aarch64-linux-android.h
+index db1288fd0..38bc64d61 100644
+--- a/gcc/config/aarch64/aarch64-linux-android.h
++++ b/gcc/config/aarch64/aarch64-linux-android.h
+@@ -57,4 +57,8 @@
+ #define ENDFILE_SPEC \
+ LINUX_OR_ANDROID_LD (GNU_USER_TARGET_ENDFILE_SPEC, ANDROID_ENDFILE_SPEC)
+
++#ifdef IN_LIBGCC2
++#define LIBGCC2_UNWIND_ATTRIBUTE __attribute__((visibility("default")))
++#endif
++
+ #endif /* GCC_AARCH64_LINUX_ANDROID_H */
+diff --git a/gcc/config/mips/linux-common.h b/gcc/config/mips/linux-common.h
+index 8bfacf994..262a9a341 100644
+--- a/gcc/config/mips/linux-common.h
++++ b/gcc/config/mips/linux-common.h
+@@ -63,3 +63,7 @@ along with GCC; see the file COPYING3. If not see
+
+ /* The default value isn't sufficient in 64-bit mode. */
+ #define STACK_CHECK_PROTECT (TARGET_64BIT ? 16 * 1024 : 12 * 1024)
++
++#ifdef IN_LIBGCC2
++#define LIBGCC2_UNWIND_ATTRIBUTE __attribute__((visibility("default")))
++#endif
diff --git a/patches/gcc/linaro-6.3-2017.02/951-bionic-ndk.patch b/patches/gcc/linaro-6.3-2017.02/951-bionic-ndk.patch
new file mode 100644
index 0000000..59c50a8
--- /dev/null
+++ b/patches/gcc/linaro-6.3-2017.02/951-bionic-ndk.patch
@@ -0,0 +1,58 @@
+commit d38d37bdfe24b7ce1bdcb55642fb6b904718e68f
+Author: Howard Chu <hyc@symas.com>
+Date: Tue Apr 25 19:02:18 2017 -0700
+
+ Fix ctype for newer NDK headers
+
+diff --git a/libstdc++-v3/config/os/bionic/ctype_base.h b/libstdc++-v3/config/os/bionic/ctype_base.h
+index 33978f3..c36e63c 100644
+--- a/libstdc++-v3/config/os/bionic/ctype_base.h
++++ b/libstdc++-v3/config/os/bionic/ctype_base.h
+@@ -28,6 +28,18 @@
+
+ // Information as gleaned from /usr/include/ctype.h
+
++// _CTYPE prefix was added in NDK r14 unified headers
++#ifndef _CTYPE_U
++#define _CTYPE_U _U
++#define _CTYPE_L _L
++#define _CTYPE_D _N
++#define _CTYPE_S _S
++#define _CTYPE_P _P
++#define _CTYPE_C _C
++#define _CTYPE_X _X
++#define _CTYPE_B _B
++#endif
++
+ namespace std _GLIBCXX_VISIBILITY(default)
+ {
+ _GLIBCXX_BEGIN_NAMESPACE_VERSION
+@@ -41,17 +53,17 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
+ // NB: Offsets into ctype<char>::_M_table force a particular size
+ // on the mask type. Because of this, we don't use an enum.
+ typedef char mask;
+- static const mask upper = _U;
+- static const mask lower = _L;
+- static const mask alpha = _U | _L;
+- static const mask digit = _N;
+- static const mask xdigit = _X | _N;
+- static const mask space = _S;
+- static const mask print = _P | _U | _L | _N | _B;
+- static const mask graph = _P | _U | _L | _N;
+- static const mask cntrl = _C;
+- static const mask punct = _P;
+- static const mask alnum = _U | _L | _N;
++ static const mask upper = _CTYPE_U;
++ static const mask lower = _CTYPE_L;
++ static const mask alpha = _CTYPE_U | _CTYPE_L;
++ static const mask digit = _CTYPE_D;
++ static const mask xdigit = _CTYPE_X | _CTYPE_D;
++ static const mask space = _CTYPE_S;
++ static const mask print = _CTYPE_P | _CTYPE_U | _CTYPE_L | _CTYPE_D | _CTYPE_B;
++ static const mask graph = _CTYPE_P | _CTYPE_U | _CTYPE_L | _CTYPE_D;
++ static const mask cntrl = _CTYPE_C;
++ static const mask punct = _CTYPE_P;
++ static const mask alnum = _CTYPE_U | _CTYPE_L | _CTYPE_D;
+ #if __cplusplus >= 201103L
+ static const mask blank = space;
+ #endif
diff --git a/patches/gcc/linaro-6.3-2017.02/952-bionic-errno.patch b/patches/gcc/linaro-6.3-2017.02/952-bionic-errno.patch
new file mode 100644
index 0000000..91f6ca3
--- /dev/null
+++ b/patches/gcc/linaro-6.3-2017.02/952-bionic-errno.patch
@@ -0,0 +1,19 @@
+commit 6cd4ad106ef87a3c58b0c3478e78409b47000de0
+Author: Howard Chu <hyc@symas.com>
+Date: Tue Apr 25 20:17:03 2017 -0700
+
+ Fix, errno is volatile int
+
+diff --git a/libstdc++-v3/src/filesystem/dir.cc b/libstdc++-v3/src/filesystem/dir.cc
+index 6ff12d0..5bbd664 100644
+--- a/libstdc++-v3/src/filesystem/dir.cc
++++ b/libstdc++-v3/src/filesystem/dir.cc
+@@ -147,7 +147,7 @@ fs::_Dir::advance(error_code* ec, directory_options options)
+
+ int err = std::exchange(errno, 0);
+ const auto entp = readdir(dirp);
+- std::swap(errno, err);
++ std::swap((int&)errno, err);
+
+ if (entp)
+ {
diff --git a/patches/gcc/linaro-6.3-2017.02/970-crystax.patch b/patches/gcc/linaro-6.3-2017.02/970-crystax.patch
new file mode 100644
index 0000000..e3109cc
--- /dev/null
+++ b/patches/gcc/linaro-6.3-2017.02/970-crystax.patch
@@ -0,0 +1,551 @@
+commit 080803512c8f6f87c2f1f711170d54033144d628
+Author: Dmitry Moskalchuk <dm@crystax.net>
+Date: Wed Jul 29 11:28:29 2015 +0300
+
+ [android] Apply Android-related modifications
+
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+[Edited: keep libstdc++, drop libcrystax-related modifications]
+diff --git a/gcc/config.gcc b/gcc/config.gcc
+index f66e48cd1..1c253496b 100644
+--- a/gcc/config.gcc
++++ b/gcc/config.gcc
+@@ -942,13 +942,17 @@ aarch64*-*-elf | aarch64*-*-rtems*)
+ TM_MULTILIB_CONFIG=`echo $TM_MULTILIB_CONFIG | sed 's/^,//'`
+ ;;
+ aarch64*-*-linux*)
+- tm_file="${tm_file} dbxelf.h elfos.h gnu-user.h linux.h glibc-stdint.h"
++ tm_file="${tm_file} dbxelf.h elfos.h gnu-user.h linux.h linux-android.h glibc-stdint.h"
+ tm_file="${tm_file} aarch64/aarch64-elf.h aarch64/aarch64-linux.h"
++ extra_options="${extra_options} linux-android.opt"
+ tmake_file="${tmake_file} aarch64/t-aarch64 aarch64/t-aarch64-linux"
+ case $target in
+ aarch64_be-*)
+ tm_defines="${tm_defines} TARGET_BIG_ENDIAN_DEFAULT=1"
+ ;;
++ aarch64*-*-linux-android*)
++ tm_file="${tm_file} aarch64/aarch64-linux-android.h"
++ ;;
+ esac
+ aarch64_multilibs="${with_multilib_list}"
+ if test "$aarch64_multilibs" = "default"; then
+@@ -2055,6 +2059,17 @@ mips*-*-linux*) # Linux MIPS, either endian.
+ tm_file="dbxelf.h elfos.h gnu-user.h linux.h linux-android.h glibc-stdint.h ${tm_file} mips/gnu-user.h mips/linux.h mips/linux-common.h"
+ extra_options="${extra_options} linux-android.opt"
+ case ${target} in
++ mips64*android*)
++ default_mips_arch=mips64r6
++ default_mips_abi=64
++ tm_file="${tm_file} mips/android.h"
++ tmake_file="${tmake_file} mips/t-linux-android64"
++ ;;
++ mips*android*)
++ default_mips_arch=mips32
++ tm_file="${tm_file} mips/android.h"
++ tmake_file="$tmake_file mips/t-linux-android"
++ ;;
+ mipsisa32r6*)
+ default_mips_arch=mips32r6
+ ;;
+diff --git a/gcc/config/aarch64/aarch64-linux-android.h b/gcc/config/aarch64/aarch64-linux-android.h
+new file mode 100644
+index 000000000..db1288fd0
+--- /dev/null
++++ b/gcc/config/aarch64/aarch64-linux-android.h
+@@ -0,0 +1,59 @@
++/* Machine description for AArch64 architecture.
++ Copyright (C) 2014 Free Software Foundation, Inc.
++
++ This file is part of GCC.
++
++ GCC is free software; you can redistribute it and/or modify it
++ under the terms of the GNU General Public License as published by
++ the Free Software Foundation; either version 3, or (at your option)
++ any later version.
++
++ GCC is distributed in the hope that it will be useful, but
++ WITHOUT ANY WARRANTY; without even the implied warranty of
++ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
++ General Public License for more details.
++
++ You should have received a copy of the GNU General Public License
++ along with GCC; see the file COPYING3. If not see
++ <http://www.gnu.org/licenses/>. */
++
++#ifndef GCC_AARCH64_LINUX_ANDROID_H
++#define GCC_AARCH64_LINUX_ANDROID_H
++
++
++#undef TARGET_OS_CPP_BUILTINS
++#define TARGET_OS_CPP_BUILTINS() \
++ do \
++ { \
++ GNU_USER_TARGET_OS_CPP_BUILTINS(); \
++ ANDROID_TARGET_OS_CPP_BUILTINS(); \
++ } \
++ while (0)
++
++#undef LINK_SPEC
++#define LINK_SPEC \
++ LINUX_OR_ANDROID_LD (LINUX_TARGET_LINK_SPEC, \
++ LINUX_TARGET_LINK_SPEC " " ANDROID_LINK_SPEC)
++
++#undef CC1_SPEC
++#define CC1_SPEC \
++ LINUX_OR_ANDROID_CC (GNU_USER_TARGET_CC1_SPEC, \
++ GNU_USER_TARGET_CC1_SPEC " " ANDROID_CC1_SPEC("-fpic"))
++
++#define CC1PLUS_SPEC \
++ LINUX_OR_ANDROID_CC ("", ANDROID_CC1PLUS_SPEC)
++
++#undef LIB_SPEC
++#define LIB_SPEC \
++ LINUX_OR_ANDROID_LD (GNU_USER_TARGET_LIB_SPEC, \
++ GNU_USER_TARGET_NO_PTHREADS_LIB_SPEC " " ANDROID_LIB_SPEC)
++
++#undef STARTFILE_SPEC
++#define STARTFILE_SPEC \
++ LINUX_OR_ANDROID_LD (GNU_USER_TARGET_STARTFILE_SPEC, ANDROID_STARTFILE_SPEC)
++
++#undef ENDFILE_SPEC
++#define ENDFILE_SPEC \
++ LINUX_OR_ANDROID_LD (GNU_USER_TARGET_ENDFILE_SPEC, ANDROID_ENDFILE_SPEC)
++
++#endif /* GCC_AARCH64_LINUX_ANDROID_H */
+diff --git a/gcc/config/aarch64/aarch64-linux.h b/gcc/config/aarch64/aarch64-linux.h
+index 5fcaa59a3..6864195ee 100644
+--- a/gcc/config/aarch64/aarch64-linux.h
++++ b/gcc/config/aarch64/aarch64-linux.h
+@@ -21,7 +21,14 @@
+ #ifndef GCC_AARCH64_LINUX_H
+ #define GCC_AARCH64_LINUX_H
+
+-#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux-aarch64%{mbig-endian:_be}%{mabi=ilp32:_ilp32}.so.1"
++#ifndef RUNTIME_ROOT_PREFIX
++#define RUNTIME_ROOT_PREFIX ""
++#endif
++#define GLIBC_DYNAMIC_LINKER RUNTIME_ROOT_PREFIX "/lib/ld-linux-aarch64%{mbig-endian:_be}%{mabi=ilp32:_ilp32}.so.1"
++#ifdef BIONIC_DYNAMIC_LINKER
++#undef BIONIC_DYNAMIC_LINKER
++#endif
++#define BIONIC_DYNAMIC_LINKER RUNTIME_ROOT_PREFIX "/system/bin/linker64"
+
+ #undef MUSL_DYNAMIC_LINKER
+ #define MUSL_DYNAMIC_LINKER "/lib/ld-musl-aarch64%{mbig-endian:_be}%{mabi=ilp32:_ilp32}.so.1"
+diff --git a/gcc/config/arm/arm.h b/gcc/config/arm/arm.h
+index ad123dde9..97b059de6 100644
+--- a/gcc/config/arm/arm.h
++++ b/gcc/config/arm/arm.h
+@@ -1888,10 +1888,11 @@ enum arm_auto_incmodes
+
+ #define CASE_VECTOR_PC_RELATIVE (TARGET_THUMB2 \
+ || (TARGET_THUMB1 \
++ && !inline_thumb1_jump_table \
+ && (optimize_size || flag_pic)))
+
+ #define CASE_VECTOR_SHORTEN_MODE(min, max, body) \
+- (TARGET_THUMB1 \
++ (TARGET_THUMB1 && !inline_thumb1_jump_table \
+ ? (min >= 0 && max < 512 \
+ ? (ADDR_DIFF_VEC_FLAGS (body).offset_unsigned = 1, QImode) \
+ : min >= -256 && max < 256 \
+diff --git a/gcc/config/arm/arm.md b/gcc/config/arm/arm.md
+index 47171b996..eb22d1181 100644
+--- a/gcc/config/arm/arm.md
++++ b/gcc/config/arm/arm.md
+@@ -8179,7 +8179,7 @@
+ (match_operand:SI 2 "const_int_operand" "") ; total range
+ (match_operand:SI 3 "" "") ; table label
+ (match_operand:SI 4 "" "")] ; Out of range label
+- "TARGET_32BIT || optimize_size || flag_pic"
++ "TARGET_32BIT || ((optimize_size || flag_pic) && !inline_thumb1_jump_table)"
+ "
+ {
+ enum insn_code code;
+diff --git a/gcc/config/arm/arm.opt b/gcc/config/arm/arm.opt
+index 0ebe01743..772453889 100644
+--- a/gcc/config/arm/arm.opt
++++ b/gcc/config/arm/arm.opt
+@@ -193,6 +193,10 @@ mthumb-interwork
+ Target Report Mask(INTERWORK)
+ Support calls between Thumb and ARM instruction sets.
+
++minline-thumb1-jumptable
++Target Report Var(inline_thumb1_jump_table)
++Inline Thumb1 Jump table code
++
+ mtls-dialect=
+ Target RejectNegative Joined Enum(tls_type) Var(target_tls_dialect) Init(TLS_GNU)
+ Specify thread local storage scheme.
+diff --git a/gcc/config/arm/elf.h b/gcc/config/arm/elf.h
+index 77f30554d..32158ed65 100644
+--- a/gcc/config/arm/elf.h
++++ b/gcc/config/arm/elf.h
+@@ -56,8 +56,7 @@
+ #undef SUBSUBTARGET_EXTRA_SPECS
+ #define SUBSUBTARGET_EXTRA_SPECS
+
+-#ifndef ASM_SPEC
+-#define ASM_SPEC "\
++#define DEFAULT_ASM_SPEC "\
+ %{mbig-endian:-EB} \
+ %{mlittle-endian:-EL} \
+ %(asm_cpu_spec) \
+@@ -66,6 +65,9 @@
+ %{mthumb-interwork:-mthumb-interwork} \
+ %{mfloat-abi=*} %{mfpu=*} \
+ %(subtarget_extra_asm_spec)"
++
++#ifndef ASM_SPEC
++#define ASM_SPEC DEFAULT_ASM_SPEC
+ #endif
+
+ /* The ARM uses @ are a comment character so we need to redefine
+@@ -104,7 +106,8 @@
+ the code more efficient, but for Thumb-1 it's better to put them out of
+ band unless we are generating compressed tables. */
+ #define JUMP_TABLES_IN_TEXT_SECTION \
+- (TARGET_32BIT || (TARGET_THUMB && (optimize_size || flag_pic)))
++ (TARGET_32BIT || (TARGET_THUMB && !inline_thumb1_jump_table \
++ && (optimize_size || flag_pic)))
+
+ #ifndef LINK_SPEC
+ #define LINK_SPEC "%{mbig-endian:-EB} %{mlittle-endian:-EL} -X"
+diff --git a/gcc/config/arm/linux-eabi.h b/gcc/config/arm/linux-eabi.h
+index ace84816e..8c8fa6553 100644
+--- a/gcc/config/arm/linux-eabi.h
++++ b/gcc/config/arm/linux-eabi.h
+@@ -108,11 +108,16 @@
+ #define CC1_SPEC \
+ LINUX_OR_ANDROID_CC (GNU_USER_TARGET_CC1_SPEC " " ASAN_CC1_SPEC, \
+ GNU_USER_TARGET_CC1_SPEC " " ASAN_CC1_SPEC " " \
+- ANDROID_CC1_SPEC)
++ ANDROID_CC1_SPEC("-fpic"))
+
+ #define CC1PLUS_SPEC \
+ LINUX_OR_ANDROID_CC ("", ANDROID_CC1PLUS_SPEC)
+
++#undef ASM_SPEC
++#define ASM_SPEC \
++ LINUX_OR_ANDROID_CC (DEFAULT_ASM_SPEC, \
++ DEFAULT_ASM_SPEC " " ANDROID_ASM_SPEC)
++
+ #undef LIB_SPEC
+ #define LIB_SPEC \
+ LINUX_OR_ANDROID_LD (GNU_USER_TARGET_LIB_SPEC, \
+diff --git a/gcc/config/i386/gnu-user.h b/gcc/config/i386/gnu-user.h
+index fee33a3ef..22fb2ced9 100644
+--- a/gcc/config/i386/gnu-user.h
++++ b/gcc/config/i386/gnu-user.h
+@@ -65,9 +65,14 @@ along with GCC; see the file COPYING3. If not see
+ When the -shared link option is used a final link is not being
+ done. */
+
++#undef ANDROID_TARGET_CC1_SPEC
++#define ANDROID_TARGET_CC1_SPEC \
++ " -mssse3 -fno-short-enums " \
++
+ #undef ASM_SPEC
+ #define ASM_SPEC \
+- "--32 %{!mno-sse2avx:%{mavx:-msse2avx}} %{msse2avx:%{!mavx:-msse2avx}}"
++ "--32 %{!mno-sse2avx:%{mavx:-msse2avx}} %{msse2avx:%{!mavx:-msse2avx}} " \
++ LINUX_OR_ANDROID_CC ("", ANDROID_ASM_SPEC)
+
+ #undef SUBTARGET_EXTRA_SPECS
+ #define SUBTARGET_EXTRA_SPECS \
+diff --git a/gcc/config/i386/gnu-user64.h b/gcc/config/i386/gnu-user64.h
+index 7a02a7eb4..cac4179bc 100644
+--- a/gcc/config/i386/gnu-user64.h
++++ b/gcc/config/i386/gnu-user64.h
+@@ -46,6 +46,11 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+ #define SPEC_X32 "mx32"
+ #endif
+
++#undef ANDROID_TARGET_CC1_SPEC
++#define ANDROID_TARGET_CC1_SPEC \
++ "%{m32:-mssse3 -fno-short-enums}" \
++ "%{!m32:-msse4.2 -mpopcnt}"
++
+ #undef ASM_SPEC
+ #define ASM_SPEC "%{" SPEC_32 ":--32} \
+ %{" SPEC_64 ":--64} \
+diff --git a/gcc/config/i386/linux-common.h b/gcc/config/i386/linux-common.h
+index 4b9910fa9..3b11ed086 100644
+--- a/gcc/config/i386/linux-common.h
++++ b/gcc/config/i386/linux-common.h
+@@ -30,7 +30,13 @@ along with GCC; see the file COPYING3. If not see
+ #undef CC1_SPEC
+ #define CC1_SPEC \
+ LINUX_OR_ANDROID_CC (GNU_USER_TARGET_CC1_SPEC, \
+- GNU_USER_TARGET_CC1_SPEC " " ANDROID_CC1_SPEC)
++ GNU_USER_TARGET_CC1_SPEC \
++ ANDROID_TARGET_CC1_SPEC \
++ " " \
++ ANDROID_CC1_SPEC("-fPIC"))
++
++#define CC1PLUS_SPEC \
++ LINUX_OR_ANDROID_CC ("", ANDROID_CC1PLUS_SPEC)
+
+ #undef LINK_SPEC
+ #define LINK_SPEC \
+diff --git a/gcc/config/linux-android.h b/gcc/config/linux-android.h
+index 301a41ccd..9623c88d0 100644
+--- a/gcc/config/linux-android.h
++++ b/gcc/config/linux-android.h
+@@ -38,15 +39,18 @@
+ "%{" NOANDROID "|tno-android-ld:" LINUX_SPEC ";:" ANDROID_SPEC "}"
+
+ #define ANDROID_LINK_SPEC \
+- "%{shared: -Bsymbolic}"
++ "%{shared: -Bsymbolic} -z noexecstack -z relro -z now"
+
+-#define ANDROID_CC1_SPEC \
++#define ANDROID_CC1_SPEC(ANDROID_PIC_DEFAULT) \
+ "%{!mglibc:%{!muclibc:%{!mbionic: -mbionic}}} " \
+- "%{!fno-pic:%{!fno-PIC:%{!fpic:%{!fPIC: -fPIC}}}}"
++ "%{!fno-pic:%{!fno-PIC:%{!fpic:%{!fPIC: " ANDROID_PIC_DEFAULT "}}}}"
+
+ #define ANDROID_CC1PLUS_SPEC \
+- "%{!fexceptions:%{!fno-exceptions: -fno-exceptions}} " \
+- "%{!frtti:%{!fno-rtti: -fno-rtti}}"
++ "%{!fexceptions:%{!fno-exceptions: -fexceptions}} " \
++ "%{!frtti:%{!fno-rtti: -frtti}}"
++
++#define ANDROID_ASM_SPEC \
++ "--noexecstack"
+
+ #define ANDROID_LIB_SPEC \
+ "%{!static: -ldl}"
+diff --git a/gcc/config/mips/android.h b/gcc/config/mips/android.h
+new file mode 100644
+index 000000000..32c539c8d
+--- /dev/null
++++ b/gcc/config/mips/android.h
+@@ -0,0 +1,49 @@
++/* Target macros for mips*-*android* targets.
++ Copyright (C) 2014 Free Software Foundation, Inc.
++
++This file is part of GCC.
++
++GCC is free software; you can redistribute it and/or modify
++it under the terms of the GNU General Public License as published by
++the Free Software Foundation; either version 3, or (at your option)
++any later version.
++
++GCC is distributed in the hope that it will be useful,
++but WITHOUT ANY WARRANTY; without even the implied warranty of
++MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
++GNU General Public License for more details.
++
++You should have received a copy of the GNU General Public License
++along with GCC; see the file COPYING3. If not see
++<http://www.gnu.org/licenses/>. */
++
++#undef DRIVER_SELF_SPECS
++#define DRIVER_SELF_SPECS \
++ /* Make sure a -mips option is present. This helps us to pick \
++ the right multilib, and also makes the later specs easier \
++ to write. */ \
++ MIPS_ISA_LEVEL_SPEC, \
++ \
++ /* Infer the default float setting from -march. */ \
++ MIPS_ARCH_FLOAT_SPEC, \
++ \
++ /* Infer the -msynci setting from -march if not explicitly set. */ \
++ MIPS_ISA_SYNCI_SPEC, \
++ \
++ /* If no ABI option is specified, infer one from the ISA level \
++ or -mgp setting. */ \
++ "%{!mabi=*: %{" MIPS_32BIT_OPTION_SPEC ": -mabi=32;: -mabi=64}}", \
++ \
++ /* If no FP ABI option is specified, infer one from the \
++ ABI/ISA level unless there is a conflicting option. */ \
++ "%{!msoft-float: %{!msingle-float: %{!mfp*: %{!mmsa: %{mabi=32: %{" \
++ MIPS_FPXX_OPTION_SPEC ": -mfpxx}}}}}}", \
++ \
++ /* If no odd-spreg option is specified, infer one from the ISA. */ \
++ "%{!modd-spreg: %{mabi=32: %{mips32r6: -mno-odd-spreg}}}", \
++ \
++ /* Base SPECs. */ \
++ BASE_DRIVER_SELF_SPECS, \
++ \
++ /* Use the standard linux specs for everything else. */ \
++ LINUX_DRIVER_SELF_SPECS
+diff --git a/gcc/config/mips/gnu-user.h b/gcc/config/mips/gnu-user.h
+index 15b549c08..4a2816014 100644
+--- a/gcc/config/mips/gnu-user.h
++++ b/gcc/config/mips/gnu-user.h
+@@ -36,6 +36,7 @@ along with GCC; see the file COPYING3. If not see
+ /* The GNU C++ standard library requires this. */ \
+ if (c_dialect_cxx ()) \
+ builtin_define ("_GNU_SOURCE"); \
++ ANDROID_TARGET_OS_CPP_BUILTINS(); \
+ } while (0)
+
+ #undef SUBTARGET_CPP_SPEC
+@@ -71,7 +72,8 @@ along with GCC; see the file COPYING3. If not see
+
+ #undef SUBTARGET_ASM_SPEC
+ #define SUBTARGET_ASM_SPEC \
+- "%{!mno-abicalls:%{mplt:-call_nonpic;:-KPIC}}"
++ "%{!mno-abicalls:%{mplt:-call_nonpic;:-KPIC}} " \
++ LINUX_OR_ANDROID_CC ("", ANDROID_ASM_SPEC)
+
+ /* The MIPS assembler has different syntax for .set. We set it to
+ .dummy to trap any errors. */
+@@ -120,7 +122,7 @@ extern const char *host_detect_local_cpu (int argc, const char **argv);
+ #endif
+
+ #define LINUX_DRIVER_SELF_SPECS \
+- NO_SHARED_SPECS \
++ LINUX_OR_ANDROID_CC(NO_SHARED_SPECS, "") \
+ MARCH_MTUNE_NATIVE_SPECS, \
+ /* -mplt has no effect without -mno-shared. Simplify later \
+ specs handling by removing a redundant option. */ \
+diff --git a/gcc/config/mips/linux-common.h b/gcc/config/mips/linux-common.h
+index 8429a7ca2..8bfacf994 100644
+--- a/gcc/config/mips/linux-common.h
++++ b/gcc/config/mips/linux-common.h
+@@ -35,7 +35,7 @@ along with GCC; see the file COPYING3. If not see
+ #undef SUBTARGET_CC1_SPEC
+ #define SUBTARGET_CC1_SPEC \
+ LINUX_OR_ANDROID_CC (GNU_USER_TARGET_CC1_SPEC, \
+- GNU_USER_TARGET_CC1_SPEC " " ANDROID_CC1_SPEC)
++ GNU_USER_TARGET_CC1_SPEC " " ANDROID_CC1_SPEC("-fpic"))
+
+ #undef CC1PLUS_SPEC
+ #define CC1PLUS_SPEC \
+diff --git a/gcc/config/mips/t-linux-android b/gcc/config/mips/t-linux-android
+new file mode 100644
+index 000000000..39f512c81
+--- /dev/null
++++ b/gcc/config/mips/t-linux-android
+@@ -0,0 +1,3 @@
++MULTILIB_OPTIONS = mips32r2/mips32r6
++MULTILIB_DIRNAMES = mips-r2 mips-r6
++MULTILIB_OSDIRNAMES = ../libr2 ../libr6
+diff --git a/gcc/config/mips/t-linux-android64 b/gcc/config/mips/t-linux-android64
+new file mode 100644
+index 000000000..55cab7d62
+--- /dev/null
++++ b/gcc/config/mips/t-linux-android64
+@@ -0,0 +1,4 @@
++MULTILIB_OPTIONS = mabi=32 mips32/mips32r2/mips32r6/mips64r2/mips64r6
++MULTILIB_DIRNAMES = 32 mips-r1 mips-r2 mips-r6 mips64-r2 mips64-r6
++MULTILIB_OSDIRNAMES = ../lib ../lib ../libr2 ../libr6 ../lib64r2 ../lib64
++MULTILIB_REQUIRED = mabi=32/mips32 mabi=32/mips32r2 mabi=32/mips32r6 mips64r2 mips64r6
+diff --git a/libgcc/gthr-posix.h b/libgcc/gthr-posix.h
+index 555c0fe24..47c8655f9 100644
+--- a/libgcc/gthr-posix.h
++++ b/libgcc/gthr-posix.h
+@@ -32,6 +32,19 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+ #define __GTHREADS 1
+ #define __GTHREADS_CXX0X 1
+
++/* The following should normally be in a different header file,
++ * but I couldn't find the right location. The point of the macro
++ * definition below is to prevent libsupc++ and libstdc++ to reference
++ * weak symbols in their static C++ constructors. Such code crashes
++ * when a shared object linked statically to these libraries is
++ * loaded on Android 2.1 (Eclair) and older platform releases, due
++ * to a dynamic linker bug.
++ */
++#ifdef __ANDROID__
++#undef GTHREAD_USE_WEAK
++#define GTHREAD_USE_WEAK 0
++#endif
++
+ #include <pthread.h>
+
+ #if ((defined(_LIBOBJC) || defined(_LIBOBJC_WEAK)) \
+diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure
+index 41797a971..f746e8353 100755
+--- a/libstdc++-v3/configure
++++ b/libstdc++-v3/configure
+@@ -78319,6 +78341,12 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+ /* end confdefs.h. */
+ #include <sys/syscall.h>
+ int lk;
++#if !defined(SYS_gettid)
++#define SYS_gettid __NR_gettid
++#endif
++#if !defined(SYS_futex)
++#define SYS_futex __NR_futex
++#endif
+ int
+ main ()
+ {
+@@ -78377,6 +78405,12 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+ /* end confdefs.h. */
+ #include <sys/syscall.h>
+ int lk;
++#if !defined(SYS_gettid)
++#define SYS_gettid __NR_gettid
++#endif
++#if !defined(SYS_futex)
++#define SYS_futex __NR_futex
++#endif
+ int
+ main ()
+ {
+diff --git a/libstdc++-v3/include/bits/locale_facets.h b/libstdc++-v3/include/bits/locale_facets.h
+index e3e206b7d..e85dc2c76 100644
+--- a/libstdc++-v3/include/bits/locale_facets.h
++++ b/libstdc++-v3/include/bits/locale_facets.h
+@@ -47,6 +47,20 @@
+ #include <ext/numeric_traits.h>
+ #include <bits/streambuf_iterator.h>
+
++#if !__clang__ && __GNUC__ == 4 && __GNUC_MINOR__ == 9 && __i386__
++// CrystaX: for some reason, x86 gcc-4.9 makes ctype<char>::do_widen() and
++// ctype<char>::_M_widen_init() methods working wrong if optimization enabled.
++// For ctype<char>::do_widen(), values of passed arguments (__lo, __hi and __to)
++// are completely messed up and don't correspond to passed values. In case if
++// we disable optimization for those methods, things become correct so we apply
++// this workaround here for a time.
++// TODO: figure out what exactly wrong here - is it bug in GCC optimization
++// algorithm or smth else?
++#define __CRYSTAX_X86_DONT_OPTIMIZE __attribute__((optimize(0)))
++#else
++#define __CRYSTAX_X86_DONT_OPTIMIZE
++#endif
++
+ namespace std _GLIBCXX_VISIBILITY(default)
+ {
+ _GLIBCXX_BEGIN_NAMESPACE_VERSION
+@@ -1102,7 +1116,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
+ * @return @a __hi.
+ */
+ virtual const char*
+- do_widen(const char* __lo, const char* __hi, char_type* __to) const
++ do_widen(const char* __lo, const char* __hi, char_type* __to) const __CRYSTAX_X86_DONT_OPTIMIZE
+ {
+ __builtin_memcpy(__to, __lo, __hi - __lo);
+ return __hi;
+@@ -1163,7 +1177,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
+
+ private:
+ void _M_narrow_init() const;
+- void _M_widen_init() const;
++ void _M_widen_init() const __CRYSTAX_X86_DONT_OPTIMIZE;
+ };
+
+ #ifdef _GLIBCXX_USE_WCHAR_T
+diff --git a/libstdc++-v3/libsupc++/guard.cc b/libstdc++-v3/libsupc++/guard.cc
+index 9b617998f..c149169bb 100644
+--- a/libstdc++-v3/libsupc++/guard.cc
++++ b/libstdc++-v3/libsupc++/guard.cc
+@@ -33,7 +33,12 @@
+ #if defined(__GTHREADS) && defined(__GTHREAD_HAS_COND) \
+ && (ATOMIC_INT_LOCK_FREE > 1) && defined(_GLIBCXX_HAVE_LINUX_FUTEX)
+ # include <climits>
++#if defined(__ANDROID__)
++# include <sys/syscall.h>
++# define SYS_futex __NR_futex
++#else
+ # include <syscall.h>
++#endif
+ # include <unistd.h>
+ # define _GLIBCXX_USE_FUTEX
+ # define _GLIBCXX_FUTEX_WAIT 0
diff --git a/patches/gcc/linaro-6.3-2017.02/971-crystax.patch b/patches/gcc/linaro-6.3-2017.02/971-crystax.patch
new file mode 100644
index 0000000..748a381
--- /dev/null
+++ b/patches/gcc/linaro-6.3-2017.02/971-crystax.patch
@@ -0,0 +1,25 @@
+commit 9f057b62caafe08c968103d39b5df82486a175c2
+Author: Dmitry Moskalchuk <dm@crystax.net>
+Date: Thu Aug 13 16:11:54 2015 +0300
+
+ [android] Add additional multilib option: mfloat-abi=hard
+
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+diff --git a/gcc/config/arm/t-linux-androideabi b/gcc/config/arm/t-linux-androideabi
+index 8f1307c55..cbbec5bd2 100644
+--- a/gcc/config/arm/t-linux-androideabi
++++ b/gcc/config/arm/t-linux-androideabi
+@@ -1,8 +1,9 @@
+-MULTILIB_OPTIONS = march=armv7-a mthumb
+-MULTILIB_DIRNAMES = armv7-a thumb
+-MULTILIB_EXCEPTIONS =
++MULTILIB_OPTIONS = march=armv7-a mthumb mfloat-abi=hard
++MULTILIB_DIRNAMES = armv7-a thumb hard
++MULTILIB_EXCEPTIONS = mfloat-abi=hard* mthumb/mfloat-abi=hard*
+ MULTILIB_MATCHES =
+ MULTILIB_OSDIRNAMES =
++MULTILIB_EXTRA_OPTS = Wl,--no-warn-mismatch
+
+ # The "special" multilib can be used to build native applications for Android,
+ # as opposed to native shared libraries that are then called via JNI.
diff --git a/patches/gcc/linaro-6.3-2017.02/972-crystax.patch b/patches/gcc/linaro-6.3-2017.02/972-crystax.patch
new file mode 100644
index 0000000..b9077be
--- /dev/null
+++ b/patches/gcc/linaro-6.3-2017.02/972-crystax.patch
@@ -0,0 +1,302 @@
+commit 44a81ebb7698dac41ffa7acd5e0cc1578e5ab1fd
+Author: H.J. Lu <hongjiu.lu@intel.com>
+Date: Mon Apr 14 15:59:47 2014 -0700
+
+ [android] Always enable --eh-frame-hdr for static executable
+
+ See 5e6cdf76af295c9a39b695ca228cff675e8ff4ae and
+ 23e3137ee2897464b051599b85a09f130d3ad05d
+
+ Change-Id: Ibda473188e5a10f2a0592f2494ad00ad1f91e04b
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+diff --git a/gcc/config.in b/gcc/config.in
+index 115cb6163..933916833 100644
+--- a/gcc/config.in
++++ b/gcc/config.in
+@@ -2119,6 +2119,12 @@
+ #endif
+
+
++/* Define if your system supports PT_GNU_EH_FRAME for static executable. */
++#ifndef USED_FOR_TARGET
++#undef USE_EH_FRAME_HDR_FOR_STATIC
++#endif
++
++
+ /* Define to 1 if the 'long long' type is wider than 'long' but still
+ efficiently supported by the host hardware. */
+ #ifndef USED_FOR_TARGET
+diff --git a/gcc/config/alpha/elf.h b/gcc/config/alpha/elf.h
+index 093c38bba..54b3e0c91 100644
+--- a/gcc/config/alpha/elf.h
++++ b/gcc/config/alpha/elf.h
+@@ -168,5 +168,9 @@ extern int alpha_this_gpdisp_sequence_number;
+ I imagine that other systems will catch up. In the meantime, it
+ doesn't harm to make sure that the data exists to be used later. */
+ #if defined(HAVE_LD_EH_FRAME_HDR)
++#ifdef USE_EH_FRAME_HDR_FOR_STATIC
++#define LINK_EH_SPEC "--eh-frame-hdr "
++#else
+ #define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
+ #endif
++#endif
+diff --git a/gcc/config/freebsd.h b/gcc/config/freebsd.h
+index 5ded869d2..5f51ac81d 100644
+--- a/gcc/config/freebsd.h
++++ b/gcc/config/freebsd.h
+@@ -45,8 +45,12 @@ along with GCC; see the file COPYING3. If not see
+ #define LIB_SPEC FBSD_LIB_SPEC
+
+ #if defined(HAVE_LD_EH_FRAME_HDR)
++#ifdef USE_EH_FRAME_HDR_FOR_STATIC
++#define LINK_EH_SPEC "--eh-frame-hdr "
++#else
+ #define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
+ #endif
++#endif
+
+ #ifdef TARGET_LIBC_PROVIDES_SSP
+ #define LINK_SSP_SPEC "%{fstack-protector|fstack-protector-all" \
+diff --git a/gcc/config/gnu-user.h b/gcc/config/gnu-user.h
+index b0bf40a95..d1874bc29 100644
+--- a/gcc/config/gnu-user.h
++++ b/gcc/config/gnu-user.h
+@@ -118,8 +118,12 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+ #define LIB_SPEC GNU_USER_TARGET_LIB_SPEC
+
+ #if defined(HAVE_LD_EH_FRAME_HDR)
++#ifdef USE_EH_FRAME_HDR_FOR_STATIC
++#define LINK_EH_SPEC "--eh-frame-hdr "
++#else
+ #define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
+ #endif
++#endif
+
+ #undef LINK_GCC_C_SEQUENCE_SPEC
+ #define LINK_GCC_C_SEQUENCE_SPEC \
+diff --git a/gcc/config/openbsd.h b/gcc/config/openbsd.h
+index 37ecfc43f..a5f1b9955 100644
+--- a/gcc/config/openbsd.h
++++ b/gcc/config/openbsd.h
+@@ -136,8 +136,12 @@ while (0)
+ #define LIB_SPEC OBSD_LIB_SPEC
+
+ #if defined(HAVE_LD_EH_FRAME_HDR)
++#ifdef USE_EH_FRAME_HDR_FOR_STATIC
++#define LINK_EH_SPEC "--eh-frame-hdr "
++#else
+ #define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
+ #endif
++#endif
+
+ #undef LIB_SPEC
+ #define LIB_SPEC OBSD_LIB_SPEC
+diff --git a/gcc/config/rs6000/sysv4.h b/gcc/config/rs6000/sysv4.h
+index cbf909722..eb2217fad 100644
+--- a/gcc/config/rs6000/sysv4.h
++++ b/gcc/config/rs6000/sysv4.h
+@@ -789,7 +789,11 @@ ENDIAN_SELECT(" -mbig", " -mlittle", DEFAULT_ASM_ENDIAN)
+ -dynamic-linker " GNU_USER_DYNAMIC_LINKER "}}"
+
+ #if defined(HAVE_LD_EH_FRAME_HDR)
+-# define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
++# ifdef USE_EH_FRAME_HDR_FOR_STATIC
++# define LINK_EH_SPEC "--eh-frame-hdr "
++# else
++# define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
++# endif
+ #endif
+
+ #define CPP_OS_LINUX_SPEC "-D__unix__ -D__gnu_linux__ -D__linux__ \
+diff --git a/gcc/config/sol2.h b/gcc/config/sol2.h
+index 5160e1fda..7632a5081 100644
+--- a/gcc/config/sol2.h
++++ b/gcc/config/sol2.h
+@@ -347,7 +347,11 @@ along with GCC; see the file COPYING3. If not see
+ /* Solaris 11 build 135+ implements dl_iterate_phdr. GNU ld needs
+ --eh-frame-hdr to create the required .eh_frame_hdr sections. */
+ #if defined(HAVE_LD_EH_FRAME_HDR) && defined(TARGET_DL_ITERATE_PHDR)
++#ifdef USE_EH_FRAME_HDR_FOR_STATIC
++#define LINK_EH_SPEC "--eh-frame-hdr "
++#else
+ #define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
++#endif
+ #endif /* HAVE_LD_EH_FRAME && TARGET_DL_ITERATE_PHDR */
+ #endif
+
+diff --git a/gcc/configure b/gcc/configure
+index 1c6e3407c..28ad05004 100755
+--- a/gcc/configure
++++ b/gcc/configure
+@@ -934,6 +934,7 @@ enable_fix_cortex_a53_835769
+ enable_fix_cortex_a53_843419
+ with_glibc_version
+ enable_gnu_unique_object
++enable_eh_frame_hdr_for_static
+ enable_linker_build_id
+ enable_default_ssp
+ with_long_double_128
+@@ -1670,6 +1671,9 @@ Optional Features:
+ --enable-gnu-unique-object
+ enable the use of the @gnu_unique_object ELF
+ extension on glibc systems
++ --enable-eh-frame-hdr-for-static
++ enable linker PT_GNU_EH_FRAME support for static
++ executable
+ --enable-linker-build-id
+ compiler will always pass --build-id to linker
+ --enable-default-ssp enable Stack Smashing Protection as default
+@@ -27703,6 +27707,38 @@ if test x"$gcc_cv_ld_eh_frame_hdr" = xyes; then
+
+ $as_echo "#define HAVE_LD_EH_FRAME_HDR 1" >>confdefs.h
+
++ # Check whether --enable-eh-frame-hdr-for-static was given.
++if test "${enable_eh_frame_hdr_for_static+set}" = set; then :
++ enableval=$enable_eh_frame_hdr_for_static; case $enable_eh_frame_hdr_for_static in
++ yes | no) ;;
++ *) as_fn_error "'$enable_eh_frame_hdr_for_static' is an invalid
++value for --enable-eh-frame-hdr-for-static.
++Valid choices are 'yes' and 'no'." "$LINENO" 5 ;;
++ esac
++else
++ # Only support for glibc 2.3.0 or higher with AT_PHDR/AT_PHNUM from
++# Linux kernel.
++ if test x$host = x$build -a x$host = x$target &&
++ ldd --version 2>&1 >/dev/null &&
++ glibcver=`ldd --version 2>/dev/null | sed 's/.* //;q'`; then
++ glibcmajor=`expr "$glibcver" : "\([0-9]*\)"`
++ glibcminor=`expr "$glibcver" : "[2-9]*\.\([0-9]*\)"`
++ glibcnum=`expr $glibcmajor \* 1000 + $glibcminor`
++ if test "$glibcnum" -ge 2003 ; then
++ auvx=`LD_SHOW_AUXV=1 ldd 2>/dev/null`
++ if echo "$auvx" | grep AT_PHDR > /dev/null &&
++ echo "$auvx" | grep AT_PHNUM > /dev/null; then
++ enable_eh_frame_hdr_for_static=yes
++ fi
++ fi
++ fi
++fi
++
++ if test x$enable_eh_frame_hdr_for_static = xyes; then
++
++$as_echo "#define USE_EH_FRAME_HDR_FOR_STATIC 1" >>confdefs.h
++
++ fi
+ fi
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_ld_eh_frame_hdr" >&5
+ $as_echo "$gcc_cv_ld_eh_frame_hdr" >&6; }
+diff --git a/gcc/configure.ac b/gcc/configure.ac
+index 6c1dcd9ae..0cf7419e7 100644
+--- a/gcc/configure.ac
++++ b/gcc/configure.ac
+@@ -4828,6 +4828,35 @@ GCC_TARGET_TEMPLATE([HAVE_LD_EH_FRAME_HDR])
+ if test x"$gcc_cv_ld_eh_frame_hdr" = xyes; then
+ AC_DEFINE(HAVE_LD_EH_FRAME_HDR, 1,
+ [Define if your linker supports .eh_frame_hdr.])
++ AC_ARG_ENABLE(eh-frame-hdr-for-static,
++ [AS_HELP_STRING([--enable-eh-frame-hdr-for-static],
++ [enable linker PT_GNU_EH_FRAME support for static executable])],
++ [case $enable_eh_frame_hdr_for_static in
++ yes | no) ;;
++ *) AC_MSG_ERROR(['$enable_eh_frame_hdr_for_static' is an invalid
++value for --enable-eh-frame-hdr-for-static.
++Valid choices are 'yes' and 'no'.]) ;;
++ esac],
++# Only support for glibc 2.3.0 or higher with AT_PHDR/AT_PHNUM from
++# Linux kernel.
++ [[if test x$host = x$build -a x$host = x$target &&
++ ldd --version 2>&1 >/dev/null &&
++ glibcver=`ldd --version 2>/dev/null | sed 's/.* //;q'`; then
++ glibcmajor=`expr "$glibcver" : "\([0-9]*\)"`
++ glibcminor=`expr "$glibcver" : "[2-9]*\.\([0-9]*\)"`
++ glibcnum=`expr $glibcmajor \* 1000 + $glibcminor`
++ if test "$glibcnum" -ge 2003 ; then
++ auvx=`LD_SHOW_AUXV=1 ldd 2>/dev/null`
++ if echo "$auvx" | grep AT_PHDR > /dev/null &&
++ echo "$auvx" | grep AT_PHNUM > /dev/null; then
++ enable_eh_frame_hdr_for_static=yes
++ fi
++ fi
++ fi]])
++ if test x$enable_eh_frame_hdr_for_static = xyes; then
++ AC_DEFINE(USE_EH_FRAME_HDR_FOR_STATIC, 1,
++[Define if your system supports PT_GNU_EH_FRAME for static executable.])
++ fi
+ fi
+ AC_MSG_RESULT($gcc_cv_ld_eh_frame_hdr)
+
+diff --git a/gcc/testsuite/g++.dg/eh/spec3-static.C b/gcc/testsuite/g++.dg/eh/spec3-static.C
+new file mode 100644
+index 000000000..15408effa
+--- /dev/null
++++ b/gcc/testsuite/g++.dg/eh/spec3-static.C
+@@ -0,0 +1,25 @@
++// PR c++/4381
++// Test that exception-specs work properly for classes with virtual bases.
++
++// { dg-do run }
++// { dg-options "-static" }
++
++class Base {};
++
++struct A : virtual public Base
++{
++ A() {}
++};
++
++struct B {};
++
++void func() throw (B,A)
++{
++ throw A();
++}
++
++int main(void)
++{
++ try { func(); }
++ catch (A& a) { }
++}
+diff --git a/libgcc/crtstuff.c b/libgcc/crtstuff.c
+index f3343fc4f..d42647779 100644
+--- a/libgcc/crtstuff.c
++++ b/libgcc/crtstuff.c
+@@ -88,7 +88,8 @@ call_ ## FUNC (void) \
+ #if defined(OBJECT_FORMAT_ELF) \
+ && !defined(OBJECT_FORMAT_FLAT) \
+ && defined(HAVE_LD_EH_FRAME_HDR) \
+- && !defined(inhibit_libc) && !defined(CRTSTUFFT_O) \
++ && !defined(inhibit_libc) \
++ && (defined(USE_EH_FRAME_HDR_FOR_STATIC) || !defined(CRTSTUFFT_O)) \
+ && defined(BSD_DL_ITERATE_PHDR_AVAILABLE)
+ #include <link.h>
+ # define USE_PT_GNU_EH_FRAME
+@@ -97,7 +98,8 @@ call_ ## FUNC (void) \
+ #if defined(OBJECT_FORMAT_ELF) \
+ && !defined(OBJECT_FORMAT_FLAT) \
+ && defined(HAVE_LD_EH_FRAME_HDR) && defined(TARGET_DL_ITERATE_PHDR) \
+- && !defined(inhibit_libc) && !defined(CRTSTUFFT_O) \
++ && !defined(inhibit_libc) \
++ && (defined(USE_EH_FRAME_HDR_FOR_STATIC) || !defined(CRTSTUFFT_O)) \
+ && defined(__sun__) && defined(__svr4__)
+ #include <link.h>
+ # define USE_PT_GNU_EH_FRAME
+@@ -106,7 +108,8 @@ call_ ## FUNC (void) \
+ #if defined(OBJECT_FORMAT_ELF) \
+ && !defined(OBJECT_FORMAT_FLAT) \
+ && defined(HAVE_LD_EH_FRAME_HDR) \
+- && !defined(inhibit_libc) && !defined(CRTSTUFFT_O) \
++ && !defined(inhibit_libc) \
++ && (defined(USE_EH_FRAME_HDR_FOR_STATIC) || !defined(CRTSTUFFT_O)) \
+ && defined(__GLIBC__) && __GLIBC__ >= 2
+ #include <link.h>
+ /* uClibc pretends to be glibc 2.2 and DT_CONFIG is defined in its link.h.
+@@ -121,7 +124,7 @@ call_ ## FUNC (void) \
+ #if defined(OBJECT_FORMAT_ELF) \
+ && !defined(OBJECT_FORMAT_FLAT) \
+ && defined(HAVE_LD_EH_FRAME_HDR) \
+- && !defined(CRTSTUFFT_O) \
++ && (defined(USE_EH_FRAME_HDR_FOR_STATIC) || !defined(CRTSTUFFT_O)) \
+ && defined(inhibit_libc) \
+ && (defined(__GLIBC__) || defined(__gnu_linux__) || defined(__GNU__))
+ /* On systems using glibc, an inhibit_libc build of libgcc is only
diff --git a/patches/gcc/linaro-6.3-2017.02/973-crystax.patch b/patches/gcc/linaro-6.3-2017.02/973-crystax.patch
new file mode 100644
index 0000000..b96ece3
--- /dev/null
+++ b/patches/gcc/linaro-6.3-2017.02/973-crystax.patch
@@ -0,0 +1,20 @@
+commit 778a9ef107f51544d583f110e92b75f4d9d79117
+Author: Dmitry Moskalchuk <dm@crystax.net>
+Date: Thu Aug 20 19:11:07 2015 +0300
+
+ [android] Don't use PIE copyrelocs for x86/x86_64
+
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
+index 3d044e8bd..5c89fcab0 100644
+--- a/gcc/config/i386/i386.c
++++ b/gcc/config/i386/i386.c
+@@ -14631,6 +14631,7 @@ legitimate_pic_address_disp_p (rtx disp)
+ else if (!SYMBOL_REF_FAR_ADDR_P (op0)
+ && (SYMBOL_REF_LOCAL_P (op0)
+ || (HAVE_LD_PIE_COPYRELOC
++ && !TARGET_HAS_BIONIC
+ && flag_pie
+ && !SYMBOL_REF_WEAK (op0)
+ && !SYMBOL_REF_FUNCTION_P (op0)))
diff --git a/patches/gcc/linaro-6.3-2017.02/974-crystax.patch b/patches/gcc/linaro-6.3-2017.02/974-crystax.patch
new file mode 100644
index 0000000..9db4f54
--- /dev/null
+++ b/patches/gcc/linaro-6.3-2017.02/974-crystax.patch
@@ -0,0 +1,24 @@
+commit dbeae1190cabad83999f2540523f045acc1bb4ec
+Author: Dmitry Moskalchuk <dm@crystax.net>
+Date: Fri Aug 21 17:41:59 2015 +0300
+
+ [android] Always use gthr-posix.h instead of gthr-default.h
+
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+diff --git a/libgcc/gthr.h b/libgcc/gthr.h
+index 47a7d061a..67a680f90 100644
+--- a/libgcc/gthr.h
++++ b/libgcc/gthr.h
+@@ -145,7 +145,11 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+ #define GTHREAD_USE_WEAK 1
+ #endif
+ #endif
++#if __ANDROID__
++#include "gthr-posix.h"
++#else
+ #include "gthr-default.h"
++#endif
+
+ #ifndef HIDE_EXPORTS
+ #pragma GCC visibility pop
diff --git a/patches/gcc/linaro-6.3-2017.02/975-crystax.patch b/patches/gcc/linaro-6.3-2017.02/975-crystax.patch
new file mode 100644
index 0000000..9efc2a4
--- /dev/null
+++ b/patches/gcc/linaro-6.3-2017.02/975-crystax.patch
@@ -0,0 +1,31 @@
+commit 8a66d422721ae5999737d7825701ff22097d287b
+Author: Andrew Hsieh <andrewhsieh@google.com>
+Date: Mon Apr 14 21:05:51 2014 -0700
+
+ [android] Fix ARM generates insufficient alignment for NEON vst/vld
+
+ See d909af3e2469aad87d5c3e79b93c778fd26c03a9
+
+ Change-Id: Ie1de9f946f397196bb6f1623f5add86933739484
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c
+index 5974c65d3..71b2c7aa9 100644
+--- a/gcc/config/arm/arm.c
++++ b/gcc/config/arm/arm.c
+@@ -22403,9 +22403,13 @@ arm_print_operand (FILE *stream, rtx x, int code)
+ memsize = MEM_SIZE (x);
+
+ /* Only certain alignment specifiers are supported by the hardware. */
+- if (memsize == 32 && (align % 32) == 0)
++ /* Note that ARM EABI only guarentees 8-byte stack alignment. While GCC
++ honors stricter alignment of composite type in user code, it doesn't
++ observe the alignment of memory passed as an extra argument for function
++ returning large composite type. See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57271 */
++ if (memsize == 32 && (align % 32) == 0 && !TARGET_AAPCS_BASED)
+ align_bits = 256;
+- else if ((memsize == 16 || memsize == 32) && (align % 16) == 0)
++ else if ((memsize == 16 || memsize == 32) && (align % 16) == 0 && !TARGET_AAPCS_BASED)
+ align_bits = 128;
+ else if (memsize >= 8 && (align % 8) == 0)
+ align_bits = 64;
diff --git a/patches/gcc/linaro-6.3-2017.02/976-crystax.patch b/patches/gcc/linaro-6.3-2017.02/976-crystax.patch
new file mode 100644
index 0000000..790d4a9
--- /dev/null
+++ b/patches/gcc/linaro-6.3-2017.02/976-crystax.patch
@@ -0,0 +1,21 @@
+commit 89d27bc45ee7325dcfff6748da0f8b9c1dc1f234
+Author: Dmitry Moskalchuk <dm@crystax.net>
+Date: Sat Aug 22 09:55:55 2015 +0300
+
+ [android][i386] Remove throw() declaration from posix_memalign() proto
+
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+diff --git a/gcc/config/i386/pmm_malloc.h b/gcc/config/i386/pmm_malloc.h
+index a1f98d3d1..3725799be 100644
+--- a/gcc/config/i386/pmm_malloc.h
++++ b/gcc/config/i386/pmm_malloc.h
+@@ -31,7 +31,7 @@
+ #ifndef __cplusplus
+ extern int posix_memalign (void **, size_t, size_t);
+ #else
+-extern "C" int posix_memalign (void **, size_t, size_t) throw ();
++extern "C" int posix_memalign (void **, size_t, size_t);
+ #endif
+
+ static __inline void *
diff --git a/patches/gcc/linaro-6.3-2017.02/977-crystax.patch b/patches/gcc/linaro-6.3-2017.02/977-crystax.patch
new file mode 100644
index 0000000..0211d72
--- /dev/null
+++ b/patches/gcc/linaro-6.3-2017.02/977-crystax.patch
@@ -0,0 +1,33 @@
+commit 9ae82f7cfc1073820092dd9f957559667e77db0d
+Author: Dmitry Moskalchuk <dm@crystax.net>
+Date: Tue Aug 25 09:36:42 2015 +0300
+
+ [android] Explicitly make _Unwind_Resume visible for arm64/mips64
+
+ Signed-off-by: Dmitry Moskalchuk <dm@crystax.net>
+
+diff --git a/gcc/config/aarch64/aarch64-linux-android.h b/gcc/config/aarch64/aarch64-linux-android.h
+index db1288fd0..38bc64d61 100644
+--- a/gcc/config/aarch64/aarch64-linux-android.h
++++ b/gcc/config/aarch64/aarch64-linux-android.h
+@@ -57,4 +57,8 @@
+ #define ENDFILE_SPEC \
+ LINUX_OR_ANDROID_LD (GNU_USER_TARGET_ENDFILE_SPEC, ANDROID_ENDFILE_SPEC)
+
++#ifdef IN_LIBGCC2
++#define LIBGCC2_UNWIND_ATTRIBUTE __attribute__((visibility("default")))
++#endif
++
+ #endif /* GCC_AARCH64_LINUX_ANDROID_H */
+diff --git a/gcc/config/mips/linux-common.h b/gcc/config/mips/linux-common.h
+index 8bfacf994..262a9a341 100644
+--- a/gcc/config/mips/linux-common.h
++++ b/gcc/config/mips/linux-common.h
+@@ -63,3 +63,7 @@ along with GCC; see the file COPYING3. If not see
+
+ /* The default value isn't sufficient in 64-bit mode. */
+ #define STACK_CHECK_PROTECT (TARGET_64BIT ? 16 * 1024 : 12 * 1024)
++
++#ifdef IN_LIBGCC2
++#define LIBGCC2_UNWIND_ATTRIBUTE __attribute__((visibility("default")))
++#endif
diff --git a/patches/gdb/7.12.1/200-allow-android.patch b/patches/gdb/7.12.1/200-allow-android.patch
new file mode 100644
index 0000000..7954477
--- /dev/null
+++ b/patches/gdb/7.12.1/200-allow-android.patch
@@ -0,0 +1,42 @@
+diff -urpN gdb-7.12.1.orig/gdb/gdbserver/configure gdb-7.12.1/gdb/gdbserver/configure
+--- gdb-7.12.1.orig/gdb/gdbserver/configure 2017-05-14 17:02:46.742711695 -0700
++++ gdb-7.12.1/gdb/gdbserver/configure 2017-05-14 17:03:22.147058607 -0700
+@@ -6671,17 +6671,6 @@ fi
+
+
+ case "${target}" in
+- *-android*)
+- # Starting with NDK version 9, <elf.h> actually includes definitions
+- # of Elf32_auxv_t and Elf64_auxv_t. But sadly, <elf.h> includes
+- # <sys/exec_elf.h> which defines some of the ELF types incorrectly,
+- # leading to conflicts with the defintions from <linux/elf.h>.
+- # This makes it impossible for us to include both <elf.h> and
+- # <linux/elf.h>, which means that, in practice, we do not have
+- # access to Elf32_auxv_t and Elf64_auxv_t on this platform.
+- # Therefore, do not try to auto-detect availability, as it would
+- # get it wrong on this platform.
+- ;;
+ *)
+ ac_fn_c_check_type "$LINENO" "Elf32_auxv_t" "ac_cv_type_Elf32_auxv_t" "#include <elf.h>
+
+diff -urpN gdb-7.12.1.orig/gdb/gdbserver/configure.ac gdb-7.12.1/gdb/gdbserver/configure.ac
+--- gdb-7.12.1.orig/gdb/gdbserver/configure.ac 2017-05-14 17:02:46.742711695 -0700
++++ gdb-7.12.1/gdb/gdbserver/configure.ac 2017-05-14 17:03:53.219361720 -0700
+@@ -179,17 +179,6 @@ AC_CHECK_TYPES(socklen_t, [], [],
+ ])
+
+ case "${target}" in
+- *-android*)
+- # Starting with NDK version 9, <elf.h> actually includes definitions
+- # of Elf32_auxv_t and Elf64_auxv_t. But sadly, <elf.h> includes
+- # <sys/exec_elf.h> which defines some of the ELF types incorrectly,
+- # leading to conflicts with the defintions from <linux/elf.h>.
+- # This makes it impossible for us to include both <elf.h> and
+- # <linux/elf.h>, which means that, in practice, we do not have
+- # access to Elf32_auxv_t and Elf64_auxv_t on this platform.
+- # Therefore, do not try to auto-detect availability, as it would
+- # get it wrong on this platform.
+- ;;
+ *)
+ AC_CHECK_TYPES([Elf32_auxv_t, Elf64_auxv_t], [], [],
+ #include <elf.h>