xref: /llvm-project/compiler-rt/test/sanitizer_common/TestCases/Linux/setuid.c (revision 975fa725063fe33aba02164a53c4ef66662e68d8)
133af9a31SVitaly Buka // RUN: %clang -O1 %s -o %t && %run %t 2>&1 | FileCheck %s
233af9a31SVitaly Buka //
333af9a31SVitaly Buka // setuid(0) hangs on powerpc64 big endian.  When this is fixed remove
433af9a31SVitaly Buka // the unsupported flag.
533af9a31SVitaly Buka // https://llvm.org/bugs/show_bug.cgi?id=25799
633af9a31SVitaly Buka //
7*975fa725SPaul Robinson // UNSUPPORTED: target=powerpc64-unknown-linux-gnu{{.*}}
833af9a31SVitaly Buka 
933af9a31SVitaly Buka #include <pthread.h>
1033af9a31SVitaly Buka #include <stdio.h>
1133af9a31SVitaly Buka #include <sys/types.h>
1233af9a31SVitaly Buka #include <unistd.h>
1333af9a31SVitaly Buka 
1433af9a31SVitaly Buka // Setuid call used to hang because the new thread did not handle
1533af9a31SVitaly Buka // SIGSETXID signal. Note that we don't care whether setuid call succeeds
1633af9a31SVitaly Buka // or not.
1733af9a31SVitaly Buka 
thread(void * arg)1833af9a31SVitaly Buka static void *thread(void *arg) {
1933af9a31SVitaly Buka   (void)arg;
2033af9a31SVitaly Buka   sleep(1);
2133af9a31SVitaly Buka   return 0;
2233af9a31SVitaly Buka }
2333af9a31SVitaly Buka 
main()2433af9a31SVitaly Buka int main() {
2533af9a31SVitaly Buka   // Create another thread just for completeness of the picture.
2633af9a31SVitaly Buka   pthread_t th;
2733af9a31SVitaly Buka   pthread_create(&th, 0, thread, 0);
2833af9a31SVitaly Buka   setuid(0);
2933af9a31SVitaly Buka   pthread_join(th, 0);
3033af9a31SVitaly Buka   fprintf(stderr, "DONE\n");
3133af9a31SVitaly Buka   return 0;
3233af9a31SVitaly Buka }
3333af9a31SVitaly Buka 
3433af9a31SVitaly Buka // CHECK: DONE
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