diff options
Diffstat (limited to 'include/common.h')
| -rw-r--r-- | include/common.h | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/include/common.h b/include/common.h index d465180c56..555f91a953 100644 --- a/include/common.h +++ b/include/common.h @@ -66,13 +66,24 @@ #endif /* + * externally_visible is required by GCC to avoid kicking out memset. + */ +#ifndef __visible +#ifndef __clang__ +#define __visible __attribute__((externally_visible)) +#else +#define __visible __attribute__((used)) +#endif +#endif + +/* * Force the toolchain to keep a symbol even with Link Time Optimization * activated. * * Useful for C functions called only from assembly or through special sections. */ #ifndef __keep -#define __keep __attribute__((used)) __attribute__((externally_visible)) +#define __keep __attribute__((used)) __visible #endif /* |