35 lines · c
1// RUN: %clang -O1 %s -o %t && %run %t 2>&1 | FileCheck %s2//3// setuid(0) hangs on powerpc64 big endian. When this is fixed remove4// the unsupported flag.5// https://llvm.org/bugs/show_bug.cgi?id=257996//7// UNSUPPORTED: target=powerpc64-unknown-linux-gnu{{.*}}8 9#include <pthread.h>10#include <stdio.h>11#include <sys/types.h>12#include <unistd.h>13 14// Setuid call used to hang because the new thread did not handle15// SIGSETXID signal. Note that we don't care whether setuid call succeeds16// or not.17 18static void *thread(void *arg) {19 (void)arg;20 sleep(1);21 return 0;22}23 24int main() {25 // Create another thread just for completeness of the picture.26 pthread_t th;27 pthread_create(&th, 0, thread, 0);28 setuid(0);29 pthread_join(th, 0);30 fprintf(stderr, "DONE\n");31 return 0;32}33 34// CHECK: DONE35