=> 0x7f256b2ed3a5 <raise+53>:	cmp    $0xfffffffffffff000,%rax
   0x7f256b2ed3ab <raise+59>:	ja     0x7f256b2ed3bf <raise+79>
   0x7f256b2ed3ad <raise+61>:	repz retq 
   0x7f256b2ed3af <raise+63>:	nop
   0x7f256b2ed3b0 <raise+64>:	test   %eax,%eax
   0x7f256b2ed3b2 <raise+66>:	jg     0x7f256b2ed395 <raise+37>
   0x7f256b2ed3b4 <raise+68>:	test   $0x7fffffff,%eax
   0x7f256b2ed3b9 <raise+73>:	je     0x7f256b2ed3d0 <raise+96>
   0x7f256b2ed3bb <raise+75>:	neg    %eax
   0x7f256b2ed3bd <raise+77>:	jmp    0x7f256b2ed395 <raise+37>
   0x7f256b2ed3bf <raise+79>:	mov    0x361a52(%rip),%rdx        # 0x7f256b64ee18
   0x7f256b2ed3c6 <raise+86>:	neg    %eax
   0x7f256b2ed3c8 <raise+88>:	mov    %eax,%fs:(%rdx)
   0x7f256b2ed3cb <raise+91>:	or     $0xffffffffffffffff,%rax
   0x7f256b2ed3cf <raise+95>:	retq   
   0x7f256b2ed3d0 <raise+96>:	mov    %esi,%eax