glibc/sysdeps/x86_64/stackguard-macros.h

7 lines
170 B
C

#include <stdint.h>
#define STACK_CHK_GUARD \
({ uintptr_t x; \
asm ("mov %%fs:%c1, %0" : "=r" (x) \
: "i" (offsetof (tcbhead_t, stack_guard))); x; })