patches/gcc/4.4.3/170-sparc64-bsd.patch
author "Benoît THÉBAUDEAU" <benoit.thebaudeau@advansee.com>
Wed May 25 20:23:48 2011 +0200 (2011-05-25)
branch1.11
changeset 2552 cc285cc98e65
parent 1611 e2516bba8fe5
permissions -rw-r--r--
debug/gdb: fix runtime sysroot

This patch sets the runtime sysroot to fix the following GDB warning:
"Unable to find dynamic linker breakpoint function.
GDB will be unable to debug shared library initializers
and track explicitly loaded dynamic code."

The sysroot can later be changed within gdb with the `set sysroot`
command if necessary.

Signed-off-by: "Benoît THÉBAUDEAU" <benoit.thebaudeau@advansee.com>
(transplanted from 7690196856ce4a4700d1887cc3adf80acc627c52)
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diff -durN gcc-4.4.0.orig/gcc/config/sparc/freebsd.h gcc-4.4.0/gcc/config/sparc/freebsd.h
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--- gcc-4.4.0.orig/gcc/config/sparc/freebsd.h	2007-08-02 12:49:31.000000000 +0200
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+++ gcc-4.4.0/gcc/config/sparc/freebsd.h	2009-05-27 21:38:16.000000000 +0200
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@@ -25,9 +25,22 @@
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 /* FreeBSD needs the platform name (sparc64) defined.
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    Emacs needs to know if the arch is 64 or 32-bits.  */
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-#undef  CPP_CPU64_DEFAULT_SPEC
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-#define CPP_CPU64_DEFAULT_SPEC \
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-  "-D__sparc64__ -D__sparc_v9__ -D__sparcv9 -D__arch64__"
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+#undef  FBSD_TARGET_CPU_CPP_BUILTINS
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+#define FBSD_TARGET_CPU_CPP_BUILTINS()                  \
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+  do                                                    \
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+    {                                                   \
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+      if (TARGET_ARCH64)                                \
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+        {                                               \
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+          builtin_define ("__sparc64__");               \
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+          builtin_define ("__sparc_v9__");              \
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+          builtin_define ("__sparcv9");                 \
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+        }                                               \
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+      else                                              \
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+        builtin_define ("__sparc");                     \
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+      builtin_define ("__sparc__");                     \
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+    }                                                   \
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+  while (0)
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+
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 #define LINK_SPEC "%(link_arch)						\
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   %{!mno-relax:%{!r:-relax}}						\