gcc/testsuite/gcc.dg/pr61756.c

   1 /* PR target/61756  */
   2
   3 /* { dg-do compile } */
   4 /* { dg-options "-O2" } */
   5
   6 #include <stdatomic.h>
   7
   8 static volatile atomic_flag guard = ATOMIC_FLAG_INIT;
   9
  10 void
  11 try_atomic_flag_test_and_set (void)
  12 {
  13   atomic_flag_test_and_set (&guard);
  14 }