diff options
Diffstat (limited to 'src/include/compiler.h')
| -rw-r--r-- | src/include/compiler.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/include/compiler.h b/src/include/compiler.h index 4140a356..7b5a58d6 100644 --- a/src/include/compiler.h +++ b/src/include/compiler.h @@ -59,6 +59,15 @@ __asm__ ( ".equ\t" OBJECT_SYMBOL_STR ", 0" ); #define REQUIRE_OBJECT(object) \ __asm__ ( ".equ\tneed_" #object ", obj_" #object ); +/* Force visibility of all symbols to "hidden", i.e. inform gcc that + * all symbol references resolve strictly within our final binary. + * This avoids unnecessary PLT/GOT entries on x86_64. + * + * This is a stronger claim than specifying "-fvisibility=hidden", + * since it also affects symbols marked with "extern". + */ +#pragma GCC visibility push(hidden) + /** @def DBG * * Print a debugging message. |