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authorSteven Barth <cyrus@openwrt.org>2015-06-22 10:31:07 +0000
committerSteven Barth <cyrus@openwrt.org>2015-06-22 10:31:07 +0000
commit1877bc9d8f2be143fbe530347a945850d0ecd234 (patch)
treefe99374fe0af943707c608a4112f662b9d8d7aa3 /toolchain/gcc/patches/4.8-linaro/230-musl_libssp.patch
parente0a3d9d1152a05c7c8ba6cd713e394c862ce9252 (diff)
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gcc/musl: rework SSP-support
Make musl provide libssp_nonshared.a and make GCC link it unconditionally if musl is used. This should be a no-op if SSP is disabled and seems to be the only reliable way of dealing with SSP over all packages due to the mess that is linkerflags handling in packages. Signed-off-by: Steven Barth <steven@midlink.org> SVN-Revision: 46108
Diffstat (limited to 'toolchain/gcc/patches/4.8-linaro/230-musl_libssp.patch')
-rw-r--r--toolchain/gcc/patches/4.8-linaro/230-musl_libssp.patch13
1 files changed, 13 insertions, 0 deletions
diff --git a/toolchain/gcc/patches/4.8-linaro/230-musl_libssp.patch b/toolchain/gcc/patches/4.8-linaro/230-musl_libssp.patch
new file mode 100644
index 0000000000..22176934af
--- /dev/null
+++ b/toolchain/gcc/patches/4.8-linaro/230-musl_libssp.patch
@@ -0,0 +1,13 @@
+--- gcc-4.8.1/gcc/gcc.c.orig 2013-09-24 06:27:32.133894539 +0000
++++ gcc-4.8.1/gcc/gcc.c 2013-09-24 06:29:35.790562854 +0000
+@@ -656,7 +656,9 @@
+ #endif
+
+ #ifndef LINK_SSP_SPEC
+-#ifdef TARGET_LIBC_PROVIDES_SSP
++#if DEFAULT_LIBC == LIBC_MUSL
++#define LINK_SSP_SPEC "-lssp_nonshared"
++#elif defined(TARGET_LIBC_PROVIDES_SSP)
+ #define LINK_SSP_SPEC "%{fstack-protector:}"
+ #else
+ #define LINK_SSP_SPEC "%{fstack-protector|fstack-protector-all:-lssp_nonshared -lssp}"