diff options
Diffstat (limited to 'sysdeps')
| -rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/sysdep.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/sysdeps/unix/sysv/linux/x86_64/sysdep.h b/sysdeps/unix/sysv/linux/x86_64/sysdep.h index bb0b604aea..5dfffca455 100644 --- a/sysdeps/unix/sysv/linux/x86_64/sysdep.h +++ b/sysdeps/unix/sysv/linux/x86_64/sysdep.h @@ -320,7 +320,9 @@ # define PTR_MANGLE(reg) xorq __pointer_chk_guard_local(%rip), reg # define PTR_DEMANGLE(reg) PTR_MANGLE (reg) # else -# error "Define these if necessary" +# define PTR_MANGLE(reg) asm ("xorq __pointer_chk_guard_local(%%rip), %0"\ + : "=r" (reg) : "0" (reg)) +# define PTR_DEMANGLE(reg) PTR_MANGLE (reg) # endif #else # ifdef __ASSEMBLER__ |