C++ Runtime

: Features like try , catch , and throw are not part of the CPU's instruction set. The runtime manages the "stack unwinding" process to find the correct error handler when an exception occurs.

On Linux: readelf -S a.out (look for .init_array , .eh_frame , .gcc_except_table ) On Windows: dumpbin /HEADERS myapp.exe (look for .pdata for x64 exception tables) c++ runtime

if (guard == 2) goto done; if (__cxa_guard_acquire(&guard)) new (instance_memory) Logger(); __cxa_guard_release(&guard); __cxa_atexit(destroyer, instance_memory, __dso_handle); : Features like try , catch , and