toolchain/gcc: add GCC 8.1.0
[openwrt/staging/wigyori.git] / toolchain / gcc / patches / 8.1.0 / 850-use_shared_libgcc.patch
1 commit dcfc40358b5a3cae7320c17f8d1cebd5ad5540cd
2 Author: Felix Fietkau <nbd@openwrt.org>
3 Date: Sun Feb 12 20:25:47 2012 +0000
4
5 gcc 4.6: port over the missing patch 850-use_shared_libgcc.patch to prevent libgcc crap from leaking into every single binary
6
7 SVN-Revision: 30486
8 --- a/gcc/config/arm/linux-eabi.h
9 +++ b/gcc/config/arm/linux-eabi.h
10 @@ -126,10 +126,6 @@
11 "%{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s} " \
12 LINUX_OR_ANDROID_LD (GNU_USER_TARGET_ENDFILE_SPEC, ANDROID_ENDFILE_SPEC)
13
14 -/* Use the default LIBGCC_SPEC, not the version in linux-elf.h, as we
15 - do not use -lfloat. */
16 -#undef LIBGCC_SPEC
17 -
18 /* Clear the instruction cache from `beg' to `end'. This is
19 implemented in lib1funcs.S, so ensure an error if this definition
20 is used. */
21 --- a/gcc/config/linux.h
22 +++ b/gcc/config/linux.h
23 @@ -53,6 +53,10 @@ see the files COPYING3 and COPYING.RUNTI
24 builtin_assert ("system=posix"); \
25 } while (0)
26
27 +#ifndef LIBGCC_SPEC
28 +#define LIBGCC_SPEC "%{static|static-libgcc:-lgcc}%{!static:%{!static-libgcc:-lgcc_s}}"
29 +#endif
30 +
31 /* Determine which dynamic linker to use depending on whether GLIBC or
32 uClibc or Bionic or musl is the default C library and whether
33 -muclibc or -mglibc or -mbionic or -mmusl has been passed to change
34 --- a/libgcc/mkmap-symver.awk
35 +++ b/libgcc/mkmap-symver.awk
36 @@ -136,5 +136,5 @@ function output(lib) {
37 else if (inherit[lib])
38 printf("} %s;\n", inherit[lib]);
39 else
40 - printf ("\n local:\n\t*;\n};\n");
41 + printf ("\n\t*;\n};\n");
42 }
43 --- a/gcc/config/rs6000/linux.h
44 +++ b/gcc/config/rs6000/linux.h
45 @@ -60,6 +60,9 @@
46 #undef CPP_OS_DEFAULT_SPEC
47 #define CPP_OS_DEFAULT_SPEC "%(cpp_os_linux)"
48
49 +#undef LIBGCC_SPEC
50 +#define LIBGCC_SPEC "%{!static:%{!static-libgcc:-lgcc_s}} -lgcc"
51 +
52 #undef LINK_SHLIB_SPEC
53 #define LINK_SHLIB_SPEC "%{shared:-shared} %{!shared: %{static:-static}} \
54 %{static-pie:-static -pie --no-dynamic-linker -z text}"