#include #include _Noreturn void __attribute__((weak)) __assert_fail(const char* statement, const char* file, int line, const char* func) { char buf[256] = {}; int len = snprintf(buf, sizeof(buf), "Assertion failed: (%s) in %s:%d, %s\n", statement, file, line, func); write(STDERR_FILENO, buf, len); _exit(-1); }