gcc/testsuite/gcc.dg/builtin-complex-err-2.c

   1 /* Test __builtin_complex errors.  Verify it does not allow quiet
   2    creation of complex types in C90.  */
   3 /* { dg-do compile } */
   4 /* { dg-options "-std=c90 -pedantic-errors" } */
   5
   6 void
   7 f (void)
   8 {
   9   __builtin_complex (0.0, 0.0); /* { dg-error "ISO C90 does not support complex types" } */
  10 }