1#include <stdlib.h>
2
3void mystart(void) __asm__("mystart");
4
5void mystart(void) {
6#if defined(__x86_64__)
7    asm volatile ("andq  $0xfffffffffffffff0, %rsp\n");
8#elif defined(__i386__)
9    asm volatile ("andl  $0xfffffff0, %esp\n");
10#else
11#error Unsupported architecture
12#endif
13    _Exit(42);
14}
15