openwrt-owl/toolchain/gcc/patches/linaro/850-use_shared_libgcc.patch

69 lines
1.9 KiB
Diff

--- a/gcc/config/arm/linux-eabi.h
+++ b/gcc/config/arm/linux-eabi.h
@@ -72,10 +72,6 @@
#undef LINK_SPEC
#define LINK_SPEC LINUX_TARGET_LINK_SPEC BE8_LINK_SPEC TARGET_FIX_V4BX_SPEC
-/* Use the default LIBGCC_SPEC, not the version in linux-elf.h, as we
- do not use -lfloat. */
-#undef LIBGCC_SPEC
-
/* Clear the instruction cache from `beg' to `end'. This is
implemented in lib1funcs.asm, so ensure an error if this definition
is used. */
--- a/gcc/config/arm/linux-elf.h
+++ b/gcc/config/arm/linux-elf.h
@@ -60,8 +60,6 @@
%{shared:-lc} \
%{!shared:%{profile:-lc_p}%{!profile:-lc}}"
-#define LIBGCC_SPEC "-lgcc"
-
#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2"
#define LINUX_TARGET_LINK_SPEC "%{h*} %{version:-v} \
--- a/gcc/config/linux.h
+++ b/gcc/config/linux.h
@@ -104,6 +104,10 @@
#define USE_LD_AS_NEEDED 1
#endif
+#ifndef LIBGCC_SPEC
+#define LIBGCC_SPEC "%{static|static-libgcc:-lgcc}%{!static:%{!static-libgcc:-lgcc_s}}"
+#endif
+
/* Determine which dynamic linker to use depending on whether GLIBC or
uClibc is the default C library and whether -muclibc or -mglibc has
been passed to change the default. */
--- a/gcc/mkmap-symver.awk
+++ b/gcc/mkmap-symver.awk
@@ -132,5 +132,5 @@
else if (inherit[lib])
printf("} %s;\n", inherit[lib]);
else
- printf ("\n local:\n\t*;\n};\n");
+ printf ("\n\t*;\n};\n");
}
--- a/libgcc/Makefile.in
+++ b/libgcc/Makefile.in
@@ -265,7 +265,7 @@
# For -fvisibility=hidden. We need both a -fvisibility=hidden on
# the command line, and a #define to prevent libgcc2.h etc from
# overriding that with #pragmas.
-vis_hide = @vis_hide@
+vis_hide =
ifneq (,$(vis_hide))
--- a/gcc/config/rs6000/linux.h
+++ b/gcc/config/rs6000/linux.h
@@ -85,6 +85,8 @@
#define USE_LD_AS_NEEDED 1
#endif
+#define LIBGCC_SPEC "%{!static:%{!static-libgcc:-lgcc_s}} -lgcc"
+
#undef TARGET_VERSION
#define TARGET_VERSION fprintf (stderr, " (PowerPC GNU/Linux)");