Root/toolchain/gcc/patches/4.6-linaro/850-use_shared_libgcc.patch

1--- a/gcc/config/arm/linux-eabi.h
2+++ b/gcc/config/arm/linux-eabi.h
3@@ -96,10 +96,6 @@
4 #define ENDFILE_SPEC \
5   LINUX_OR_ANDROID_LD (GNU_USER_TARGET_ENDFILE_SPEC, ANDROID_ENDFILE_SPEC)
6 
7-/* Use the default LIBGCC_SPEC, not the version in linux-elf.h, as we
8- do not use -lfloat. */
9-#undef LIBGCC_SPEC
10-
11 /* Clear the instruction cache from `beg' to `end'. This is
12    implemented in lib1funcs.asm, so ensure an error if this definition
13    is used. */
14--- a/gcc/config/arm/linux-elf.h
15+++ b/gcc/config/arm/linux-elf.h
16@@ -60,8 +60,6 @@
17    %{shared:-lc} \
18    %{!shared:%{profile:-lc_p}%{!profile:-lc}}"
19 
20-#define LIBGCC_SPEC "-lgcc"
21-
22 #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2"
23 
24 #define LINUX_TARGET_LINK_SPEC "%{h*} \
25--- a/gcc/config/linux.h
26+++ b/gcc/config/linux.h
27@@ -50,6 +50,10 @@ see the files COPYING3 and COPYING.RUNTI
28     builtin_assert ("system=posix"); \
29     } while (0)
30 
31+#ifndef LIBGCC_SPEC
32+#define LIBGCC_SPEC "%{static|static-libgcc:-lgcc}%{!static:%{!static-libgcc:-lgcc_s}}"
33+#endif
34+
35 /* Determine which dynamic linker to use depending on whether GLIBC or
36    uClibc or Bionic is the default C library and whether
37    -muclibc or -mglibc or -mbionic has been passed to change the default. */
38--- a/gcc/config/rs6000/linux.h
39+++ b/gcc/config/rs6000/linux.h
40@@ -88,6 +88,8 @@
41 #define USE_LD_AS_NEEDED 1
42 #endif
43 
44+#define LIBGCC_SPEC "%{!static:%{!static-libgcc:-lgcc_s}} -lgcc"
45+
46 #undef TARGET_VERSION
47 #define TARGET_VERSION fprintf (stderr, " (PowerPC GNU/Linux)");
48 
49--- a/gcc/mkmap-symver.awk
50+++ b/gcc/mkmap-symver.awk
51@@ -132,5 +132,5 @@ function output(lib) {
52   else if (inherit[lib])
53     printf("} %s;\n", inherit[lib]);
54   else
55- printf ("\n local:\n\t*;\n};\n");
56+ printf ("\n\t*;\n};\n");
57 }
58--- a/libgcc/Makefile.in
59+++ b/libgcc/Makefile.in
60@@ -272,7 +272,7 @@ ifeq ($(enable_shared),yes)
61 # For -fvisibility=hidden. We need both a -fvisibility=hidden on
62 # the command line, and a #define to prevent libgcc2.h etc from
63 # overriding that with #pragmas.
64-vis_hide = @vis_hide@
65+vis_hide =
66 
67 ifneq (,$(vis_hide))
68 
69

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