stackguard-macros.h « x86_64 « sysdeps - mirror/glibc - mirror of git://sourceware.org/git/glibc.git

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Leah Neukirchen

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path: root/sysdeps/x86_64/stackguard-macros.h

blob: d7fedb373733cf91bab77ecfc71000d9c921d796 (plain) (blame)

#include <stdint.h>

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