// Copyright 2022 The Emscripten Authors. All rights reserved.

// Emscripten is available under two separate licenses, the MIT license and the

// University of Illinois/NCSA Open Source License. Both these licenses can be

// found in the LICENSE file.

#ifdef __EMSCRIPTEN__

// In emscripten, avoid iostream to avoid using WasmFS code during logging.

#include <emscripten/console.h>

#else

#include <iostream>

#endif

#include "support.h"

namespace wasmfs {

void handle_unreachable(const char* msg, const char* file, unsigned line) {

#ifndef NDEBUG

#ifdef __EMSCRIPTEN__

if (msg) {

emscripten_err(msg);

}

emscripten_err("UNREACHABLE executed");

if (file) {

emscripten_errf("at %s:%d", file, line);

}

#else // EMSCRIPTEN

if (msg) {

std::cerr << msg << "\n";

}

std::cerr << "UNREACHABLE executed";

if (file) {

std::cerr << " at " << file << ":" << line;

}

std::cerr << "!\n";

#endif

// TODO: sanitizer integration, see binaryen's similar code

#endif

__builtin_trap();

}

} // namespace wasmfs