Function fib

test/pthread/test_pthread_join.c:16–20

#include <emscripten/console.h>

long fib(long n) {
  if (n <= 0) return 0;
  if (n == 1) return 1;
  return fib(n-1) + fib(n-2);
}

static void *thread_start(void *arg) {
  long n = (long)arg;