yell.c

#include <threads.h>
#include <stdio.h>
#include <stdlib.h>

static void rest() {
    rest();
}

static int dilemma(void *p) {
    rest();
    puts("launch nukes");
    exit(1);
}

int main(void) {
    thrd_t worker;
    thrd_create(&worker, dilemma, NULL);
    while (1) {
        putchar('a');
    }
}