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Diffstat (limited to 'debian/patches/musl-ssp.diff')
| -rw-r--r-- | debian/patches/musl-ssp.diff | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/debian/patches/musl-ssp.diff b/debian/patches/musl-ssp.diff new file mode 100644 index 0000000..3355710 --- /dev/null +++ b/debian/patches/musl-ssp.diff @@ -0,0 +1,21 @@ +See https://git.alpinelinux.org/aports/commit/?id=d307f133de1f8a9993ab0d6fd51176b9373df4c3 +and https://www.openwall.com/lists/musl/2014/11/05/3 + +--- a/src/gcc/gcc.cc ++++ b/src/gcc/gcc.cc +@@ -1062,8 +1062,15 @@ proper position among the other output f + + #ifndef LINK_SSP_SPEC + #ifdef TARGET_LIBC_PROVIDES_SSP ++#if DEFAULT_LIBC == LIBC_MUSL ++/* When linking without -fstack-protector-something but including objects that ++ were built with -fstack-protector-something, calls to __stack_chk_fail_local ++ can be emitted. Thus -lssp_nonshared must be linked unconditionally. */ ++#define LINK_SSP_SPEC "-lssp_nonshared" ++#else + #define LINK_SSP_SPEC "%{fstack-protector|fstack-protector-all" \ + "|fstack-protector-strong|fstack-protector-explicit:}" ++#endif + #else + #define LINK_SSP_SPEC "%{fstack-protector|fstack-protector-all" \ + "|fstack-protector-strong|fstack-protector-explicit" \ |