=> 0x7fec8eec83a5 <raise+53>:	cmp    $0xfffffffffffff000,%rax
   0x7fec8eec83ab <raise+59>:	ja     0x7fec8eec83bf <raise+79>
   0x7fec8eec83ad <raise+61>:	repz retq 
   0x7fec8eec83af <raise+63>:	nop
   0x7fec8eec83b0 <raise+64>:	test   %eax,%eax
   0x7fec8eec83b2 <raise+66>:	jg     0x7fec8eec8395 <raise+37>
   0x7fec8eec83b4 <raise+68>:	test   $0x7fffffff,%eax
   0x7fec8eec83b9 <raise+73>:	je     0x7fec8eec83d0 <raise+96>
   0x7fec8eec83bb <raise+75>:	neg    %eax
   0x7fec8eec83bd <raise+77>:	jmp    0x7fec8eec8395 <raise+37>
   0x7fec8eec83bf <raise+79>:	mov    0x361a52(%rip),%rdx        # 0x7fec8f229e18
   0x7fec8eec83c6 <raise+86>:	neg    %eax
   0x7fec8eec83c8 <raise+88>:	mov    %eax,%fs:(%rdx)
   0x7fec8eec83cb <raise+91>:	or     $0xffffffffffffffff,%rax
   0x7fec8eec83cf <raise+95>:	retq   
   0x7fec8eec83d0 <raise+96>:	mov    %esi,%eax