=> 0x4050bf <QString::QString(QString const&)+15>:	lock incl (%rax)
   0x4050c2 <QString::QString(QString const&)+18>:	setne  %dl
   0x4050c5 <QString::QString(QString const&)+21>:	pop    %rbx
   0x4050c6 <QString::QString(QString const&)+22>:	retq   
   0x4050c7 <QString::QString(QString const&)+23>:	nopw   0x0(%rax,%rax,1)
   0x4050d0 <QString::QString(QString const&)+32>:	lea    0x22971(%rip),%rsi        # 0x427a48
   0x4050d7 <QString::QString(QString const&)+39>:	lea    0x229e8(%rip),%rdi        # 0x427ac6
   0x4050de <QString::QString(QString const&)+46>:	mov    $0x2d6,%edx
   0x4050e3 <QString::QString(QString const&)+51>:	callq  0x403aa0 <_Z9qt_assertPKcS0_i@plt>
   0x4050e8 <QString::QString(QString const&)+56>:	mov    (%rbx),%rax
   0x4050eb <QString::QString(QString const&)+59>:	jmp    0x4050bf <QString::QString(QString const&)+15>
   0x4050ed:	nop
   0x4050ee:	nop
   0x4050ef:	nop
   0x4050f0 <QString::~QString()>:	mov    (%rdi),%rax
   0x4050f3 <QString::~QString()+3>:	lock decl (%rax)