=> 0x7f3425b2dcfd <g_type_check_instance_cast+61>:	mov    (%rsi),%r13
   0x7f3425b2dd00 <g_type_check_instance_cast+64>:	cmp    $0x3fc,%r13
   0x7f3425b2dd07 <g_type_check_instance_cast+71>:	ja     0x7f3425b2ddc0 <g_type_check_instance_cast+256>
   0x7f3425b2dd0d <g_type_check_instance_cast+77>:	mov    %r13,%rdx
   0x7f3425b2dd10 <g_type_check_instance_cast+80>:	lea    0x21bc29(%rip),%rax        # 0x7f3425d49940
   0x7f3425b2dd17 <g_type_check_instance_cast+87>:	shr    $0x2,%rdx
   0x7f3425b2dd1b <g_type_check_instance_cast+91>:	mov    (%rax,%rdx,8),%rcx
   0x7f3425b2dd1f <g_type_check_instance_cast+95>:	xor    %edx,%edx
   0x7f3425b2dd21 <g_type_check_instance_cast+97>:	xor    %ebp,%ebp
   0x7f3425b2dd23 <g_type_check_instance_cast+99>:	test   %rcx,%rcx
   0x7f3425b2dd26 <g_type_check_instance_cast+102>:	je     0x7f3425b2dd3d <g_type_check_instance_cast+125>
   0x7f3425b2dd28 <g_type_check_instance_cast+104>:	movzbl 0x16(%rcx),%eax
   0x7f3425b2dd2c <g_type_check_instance_cast+108>:	and    $0x4,%eax
   0x7f3425b2dd2f <g_type_check_instance_cast+111>:	cmp    $0x1,%al
   0x7f3425b2dd31 <g_type_check_instance_cast+113>:	sbb    %edx,%edx
   0x7f3425b2dd33 <g_type_check_instance_cast+115>:	add    $0x1,%edx