patches/gcc/4.4.0/210-arm-unbreak-armv4t.patch
author Johannes Stezenbach <js@sig21.net>
Thu Jul 29 19:47:16 2010 +0200 (2010-07-29)
changeset 2045 fdaa6c7f6dea
permissions -rw-r--r--
cc/gcc: add option to compile against static libstdc++, for gcc-4.4 and newer

Idea and know-how taken from CodeSourcery build script.

Normal build:
$ ldd arm-unknown-linux-uclibcgnueabi-gcc
linux-gate.so.1 => (0xb77f3000)
libstdc++.so.6 => /usr/lib/libstdc++.so.6 (0xb76e8000)
libc.so.6 => /lib/i686/cmov/libc.so.6 (0xb75a1000)
libm.so.6 => /lib/i686/cmov/libm.so.6 (0xb757a000)
/lib/ld-linux.so.2 (0xb77f4000)
libgcc_s.so.1 => /lib/libgcc_s.so.1 (0xb755c000)

CC_STATIC_LIBSTDCXX=y:
$ ldd arm-unknown-linux-uclibcgnueabi-gcc
linux-gate.so.1 => (0xb7843000)
libc.so.6 => /lib/i686/cmov/libc.so.6 (0xb76e6000)
/lib/ld-linux.so.2 (0xb7844000)

I made CC_STATIC_LIBSTDCXX default=y since I think
it is always desirable.

Signed-off-by: Johannes Stezenbach <js@sig21.net>
     1 diff -durN gcc-4.4.0.orig/gcc/config/arm/linux-eabi.h gcc-4.4.0/gcc/config/arm/linux-eabi.h
     2 --- gcc-4.4.0.orig/gcc/config/arm/linux-eabi.h	2007-11-08 14:44:09.000000000 +0100
     3 +++ gcc-4.4.0/gcc/config/arm/linux-eabi.h	2009-05-27 21:38:26.000000000 +0200
     4 @@ -44,7 +44,7 @@
     5     The ARM10TDMI core is the default for armv5t, so set
     6     SUBTARGET_CPU_DEFAULT to achieve this.  */
     7  #undef  SUBTARGET_CPU_DEFAULT
     8 -#define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm10tdmi
     9 +#define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm9tdmi
    10  
    11  /* TARGET_BIG_ENDIAN_DEFAULT is set in
    12     config.gcc for big endian configurations.  */