gists/c-programming/jokes/brexit.c

/*
 * brexit.c
 *
 * Author: Intel A80486DX2-66
 * License: Creative Commons Zero 1.0 Universal
 */

#if !(defined(unix) || defined(__unix) || defined(__unix__) || \
	defined(__APPLE__) || defined(__MACH__))
# error "The architecture isn't supported for the joke :-)"
#endif

void Brexit(void) __attribute__((noreturn));

__attribute__((noreturn))
void Brexit(void) {
	__asm__ volatile (
		"movl $0x7F, %%ebx\n\t"
		"movl $1, %%eax\n\t"
		"int $0x80"
		:
		:
		: "eax", "ebx"
	);

	for (;;); // https://stackoverflow.com/a/15964365
}

int main(void) {
	Brexit();
}