C:\>echo %errorlevel% -1073741819
(lldb) Process 3708 launched: 'C:\a.exe' (x86_64) Process 3708 stopped * thread #1, stop reason = Exception 0xc0000005 encountered at address 0x7ffb37a81048: Access violation reading locatio n 0x00000000 frame #0: 0x00007ffb37a81048 objc.dll`objc_msgSend + 40 objc.dll`objc_msgSend: -> 0x7ffb37a81048 <+40>: movl (%r10), %r11d 0x7ffb37a8104b <+43>: cmpl $0x8, %r11d 0x7ffb37a8104f <+47>: je 0x7ffb37a81063 ; <+67> 0x7ffb37a81051 <+49>: cmpl $0x0, %r11d |