=> 0x40601b:	mov    0x0(%rbp),%rdx
   0x40601f:	test   %rdx,%rdx
   0x406022:	je     0x406029
   0x406024:	cmp    %rax,(%rdx)
   0x406027:	je     0x406038
   0x406029:	mov    %rax,%rsi
   0x40602c:	mov    %rbp,%rdi
   0x40602f:	callq  0x4047b0 <g_type_check_instance_is_a@plt>
   0x406034:	test   %eax,%eax
   0x406036:	je     0x405fe0
   0x406038:	callq  0x404260 <gtk_widget_get_type@plt>
   0x40603d:	mov    %rbp,%rdi
   0x406040:	mov    %rax,%rsi
   0x406043:	callq  0x404850 <g_type_check_instance_cast@plt>
   0x406048:	mov    %rax,%rdi
   0x40604b:	callq  0x4043f0 <gtk_widget_get_accessible@plt>