gcc/testsuite/gcc.target/s390/htm-builtins-compile-4.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O3 -march=zEC12 -mzarch" } */
   3
   4 /* A bug in the builtin definition made__builtin_tbeginc to have an
   5    integer return argument.  */
   6 void
   7 must_not_compile1 (void)
   8 {
   9   int rc = __builtin_tbeginc (); /* { dg-error "void value not ignored as it ought to be" } */
  10 }