diff options
| -rw-r--r-- | src/env/__libc_start_main.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/env/__libc_start_main.c b/src/env/__libc_start_main.c index ba4d2135..2e5f9dcb 100644 --- a/src/env/__libc_start_main.c +++ b/src/env/__libc_start_main.c @@ -17,6 +17,9 @@ weak_alias(dummy1, __init_ssp); #define AUX_CNT 38 +#ifdef __GNUC__ +__attribute__((__noinline__)) +#endif void __init_libc(char **envp, char *pn) { size_t i, *auxv, aux[AUX_CNT] = { 0 }; @@ -69,6 +72,9 @@ int __libc_start_main(int (*main)(int,char **,char **), int argc, char **argv) { char **envp = argv+argc+1; + /* External linkage, and explicit noinline attribute if available, + * are used to prevent the stack frame used during init from + * persisting for the entire process lifetime. */ __init_libc(envp, argv[0]); /* Barrier against hoisting application code or anything using ssp |