=> 0x7f3714289ff0 <g_type_check_instance_is_a+112>:	testb  $0x4,0x16(%rdi)
   0x7f3714289ff4 <g_type_check_instance_is_a+116>:	je     0x7f3714289fc3 <g_type_check_instance_is_a+67>
   0x7f3714289ff6 <g_type_check_instance_is_a+118>:	movzbl 0x14(%rsi),%eax
   0x7f3714289ffa <g_type_check_instance_is_a+122>:	movzbl 0x14(%rdi),%edx
   0x7f3714289ffe <g_type_check_instance_is_a+126>:	cmp    %dl,%al
   0x7f371428a000 <g_type_check_instance_is_a+128>:	movzbl %al,%ecx
   0x7f371428a003 <g_type_check_instance_is_a+131>:	ja     0x7f371428a01d <g_type_check_instance_is_a+157>
   0x7f371428a005 <g_type_check_instance_is_a+133>:	movzbl %dl,%edx
   0x7f371428a008 <g_type_check_instance_is_a+136>:	mov    0x48(%rsi),%r8
   0x7f371428a00c <g_type_check_instance_is_a+140>:	mov    $0x1,%eax
   0x7f371428a011 <g_type_check_instance_is_a+145>:	sub    %ecx,%edx
   0x7f371428a013 <g_type_check_instance_is_a+147>:	movslq %edx,%rdx
   0x7f371428a016 <g_type_check_instance_is_a+150>:	cmp    %r8,0x48(%rdi,%rdx,8)
   0x7f371428a01b <g_type_check_instance_is_a+155>:	je     0x7f3714289fc5 <g_type_check_instance_is_a+69>
   0x7f371428a01d <g_type_check_instance_is_a+157>:	movslq %ecx,%rcx
   0x7f371428a020 <g_type_check_instance_is_a+160>:	xor    %eax,%eax