=> 0x7f9688cdb2a8 <g_type_check_instance+56>:	testb  $0x4,0x16(%rdx)
   0x7f9688cdb2ac <g_type_check_instance+60>:	mov    $0x1,%eax
   0x7f9688cdb2b1 <g_type_check_instance+65>:	jne    0x7f9688cdb2d7 <g_type_check_instance+103>
   0x7f9688cdb2b3 <g_type_check_instance+67>:	callq  0x7f9688cd3d10
   0x7f9688cdb2b8 <g_type_check_instance+72>:	lea    0xf0d9(%rip),%rdx        # 0x7f9688cea398
   0x7f9688cdb2bf <g_type_check_instance+79>:	lea    0x6cc9(%rip),%rdi        # 0x7f9688ce1f8f
   0x7f9688cdb2c6 <g_type_check_instance+86>:	mov    %rax,%rcx
   0x7f9688cdb2c9 <g_type_check_instance+89>:	mov    $0x10,%esi
   0x7f9688cdb2ce <g_type_check_instance+94>:	xor    %eax,%eax
   0x7f9688cdb2d0 <g_type_check_instance+96>:	callq  0x7f9688cb2e60 <g_log@plt>
   0x7f9688cdb2d5 <g_type_check_instance+101>:	xor    %eax,%eax
   0x7f9688cdb2d7 <g_type_check_instance+103>:	add    $0x8,%rsp
   0x7f9688cdb2db <g_type_check_instance+107>:	retq   
   0x7f9688cdb2dc <g_type_check_instance+108>:	nopl   0x0(%rax)
   0x7f9688cdb2e0 <g_type_check_instance+112>:	and    $0xfffffffffffffffc,%rdx
   0x7f9688cdb2e4 <g_type_check_instance+116>:	jmp    0x7f9688cdb2a3 <g_type_check_instance+51>