ref: a25a94e8f04e1d852c4ac2e8924f243e2fb70cbb dir: /getcallerpc.c/
#include "u.h" #include "libc.h" uintptr getcallerpc(void *a) { USED(a); return (uintptr)__builtin_extract_return_addr(__builtin_return_address(0)); }