=> 0x2b63f3 <g_type_check_instance+35>:	mov    (%eax),%edx
   0x2b63f5 <g_type_check_instance+37>:	mov    %edx,%ecx
   0x2b63f7 <g_type_check_instance+39>:	and    $0xfffffffc,%ecx
   0x2b63fa <g_type_check_instance+42>:	cmp    $0x3fc,%edx
   0x2b6400 <g_type_check_instance+48>:	jbe    0x2b6418 <g_type_check_instance+72>
   0x2b6402 <g_type_check_instance+50>:	test   %ecx,%ecx
   0x2b6404 <g_type_check_instance+52>:	je     0x2b6428 <g_type_check_instance+88>
   0x2b6406 <g_type_check_instance+54>:	testb  $0x4,0xe(%ecx)
   0x2b640a <g_type_check_instance+58>:	mov    $0x1,%eax
   0x2b640f <g_type_check_instance+63>:	je     0x2b6428 <g_type_check_instance+88>
   0x2b6411 <g_type_check_instance+65>:	add    $0x14,%esp
   0x2b6414 <g_type_check_instance+68>:	pop    %ebx
   0x2b6415 <g_type_check_instance+69>:	pop    %ebp
   0x2b6416 <g_type_check_instance+70>:	ret    
   0x2b6417 <g_type_check_instance+71>:	nop
   0x2b6418 <g_type_check_instance+72>:	mov    %edx,%eax