=> 0x7fb361bbdf50 <g_object_unref>:	mov    %rbx,-0x18(%rsp)
   0x7fb361bbdf55 <g_object_unref+5>:	mov    %rbp,-0x10(%rsp)
   0x7fb361bbdf5a <g_object_unref+10>:	mov    %rdi,%rbx
   0x7fb361bbdf5d <g_object_unref+13>:	mov    %r12,-0x8(%rsp)
   0x7fb361bbdf62 <g_object_unref+18>:	sub    $0x18,%rsp
   0x7fb361bbdf66 <g_object_unref+22>:	test   %rdi,%rdi
   0x7fb361bbdf69 <g_object_unref+25>:	je     0x7fb361bbdf8a <g_object_unref+58>
   0x7fb361bbdf6b <g_object_unref+27>:	mov    (%rdi),%rax
   0x7fb361bbdf6e <g_object_unref+30>:	test   %rax,%rax
   0x7fb361bbdf71 <g_object_unref+33>:	je     0x7fb361bbdf79 <g_object_unref+41>
   0x7fb361bbdf73 <g_object_unref+35>:	cmpq   $0x50,(%rax)
   0x7fb361bbdf77 <g_object_unref+39>:	je     0x7fb361bbdfc0 <g_object_unref+112>
   0x7fb361bbdf79 <g_object_unref+41>:	mov    $0x50,%esi
   0x7fb361bbdf7e <g_object_unref+46>:	mov    %rbx,%rdi
   0x7fb361bbdf81 <g_object_unref+49>:	callq  0x7fb361bdb320 <g_type_check_instance_is_a>
   0x7fb361bbdf86 <g_object_unref+54>:	test   %eax,%eax