std::abort

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Example

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Tester: type = {
    operator= :(out this)  = { std::cout << "Tester ctor\n"; }
    operator= :(move this) = { std::cout << "Tester dtor\n"; }
}

static_tester: Tester = (); // Destructor not called

signal_handler: (signal: int) = {
    if signal == SIGABRT {
        std::cout << "SIGABRT received\n";
    }
    else {
        std::cout << "Unexpected signal (signal)$ received\n";
    }
    std::cout << std::flush;
    std::_Exit(EXIT_FAILURE);
}

main: () -> int = {
    automatic_tester: Tester = (); // Destructor not called
 
    // Setup handler
    previous_handler:= std::signal(SIGABRT, signal_handler);
    if previous_handler == SIG_ERR {
        std::cerr << "Setup failed\n";
        return EXIT_FAILURE;
    }

    std::abort(); // Raise SIGABRT
    std::cout << "This code is unreachable\n";
}

Output

Tester ctor
Tester ctor
SIGABRT received