gcc/testsuite/gcc.dg/c23-attr-nodiscard-3.c

   1 /* Test C23 nodiscard attribute: invalid syntax.  */
   2 /* { dg-do compile } */
   3 /* { dg-options "-std=c23 -pedantic-errors" } */
   4
   5 [[nodiscard()]] int a (void); /* { dg-error "parentheses must be omitted if attribute argument list is empty" } */
   6
   7 [[nodiscard(0)]] int b (void); /* { dg-error "expected" } */
   8
   9 [[nodiscard("", 123)]] int c (void); /* { dg-error "expected" } */
  10
  11 [[nodiscard((""))]] int d (void); /* { dg-error "expected" } */