=> 0x7fb2d797b8e8 <g_type_check_instance_is_a+184>:	testb  $0x4,0x16(%rdx)
   0x7fb2d797b8ec <g_type_check_instance_is_a+188>:	je     0x7fb2d797b893 <g_type_check_instance_is_a+99>
   0x7fb2d797b8ee <g_type_check_instance_is_a+190>:	movzbl 0x14(%rbp),%eax
   0x7fb2d797b8f2 <g_type_check_instance_is_a+194>:	movzbl 0x14(%rdx),%ecx
   0x7fb2d797b8f6 <g_type_check_instance_is_a+198>:	cmp    %cl,%al
   0x7fb2d797b8f8 <g_type_check_instance_is_a+200>:	movzbl %al,%ebx
   0x7fb2d797b8fb <g_type_check_instance_is_a+203>:	jbe    0x7fb2d797b9e0 <g_type_check_instance_is_a+432>
   0x7fb2d797b901 <g_type_check_instance_is_a+209>:	movslq %ebx,%rbx
   0x7fb2d797b904 <g_type_check_instance_is_a+212>:	cmpq   $0x8,0x48(%rbp,%rbx,8)
   0x7fb2d797b90a <g_type_check_instance_is_a+218>:	jne    0x7fb2d797b893 <g_type_check_instance_is_a+99>
   0x7fb2d797b90c <g_type_check_instance_is_a+220>:	add    $0x38,%rdx
   0x7fb2d797b910 <g_type_check_instance_is_a+224>:	lea    0x38(%rbp),%r13
   0x7fb2d797b914 <g_type_check_instance_is_a+228>:	movabs $0xaaaaaaaaaaaaaaab,%r14
   0x7fb2d797b91e <g_type_check_instance_is_a+238>:	mov    %rdx,%rdi
   0x7fb2d797b921 <g_type_check_instance_is_a+241>:	mov    %rdx,0x8(%rsp)
   0x7fb2d797b926 <g_type_check_instance_is_a+246>:	callq  0x7fb2d7958e20 <g_atomic_pointer_get@plt>