=> 0x7effe459d037 <raise+55>:	cmp    $0xfffffffffffff000,%rax
   0x7effe459d03d <raise+61>:	ja     0x7effe459d05d <raise+93>
   0x7effe459d03f <raise+63>:	repz retq 
   0x7effe459d041 <raise+65>:	nopl   0x0(%rax)
   0x7effe459d048 <raise+72>:	test   %ecx,%ecx
   0x7effe459d04a <raise+74>:	jg     0x7effe459d027 <raise+39>
   0x7effe459d04c <raise+76>:	mov    %ecx,%eax
   0x7effe459d04e <raise+78>:	neg    %eax
   0x7effe459d050 <raise+80>:	and    $0x7fffffff,%ecx
   0x7effe459d056 <raise+86>:	mov    %esi,%ecx
   0x7effe459d058 <raise+88>:	cmovne %eax,%ecx
   0x7effe459d05b <raise+91>:	jmp    0x7effe459d027 <raise+39>
   0x7effe459d05d <raise+93>:	mov    0x389ddc(%rip),%rdx        # 0x7effe4926e40
   0x7effe459d064 <raise+100>:	neg    %eax
   0x7effe459d066 <raise+102>:	mov    %eax,%fs:(%rdx)
   0x7effe459d069 <raise+105>:	or     $0xffffffffffffffff,%rax