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fix reversed argument order x86_64 sigsetjmp's call to sigprocmask

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this caused sigsetjmp not to save the signal mask but instead to
clobber it with whatever happened to be in the sigjmb_buf prior to the
call.
This commit is contained in:
Rich Felker
2013-04-22 10:17:56 -04:00
parent 71ae0c724d
commit ae0c1de530
1 changed files with 2 additions and 2 deletions
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4
src/signal/x86_64/sigsetjmp.s
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@ -6,8 +6,8 @@ sigsetjmp:
movq %rsi,64(%rdi) movq %rsi,64(%rdi)
jz 1f jz 1f
pushq %rdi pushq %rdi
leaq 72(%rdi),%rsi leaq 72(%rdi),%rdx
xorl %edx,%edx xorl %esi,%esi
movl $2,%edi movl $2,%edi
call sigprocmask call sigprocmask
popq %rdi popq %rdi