gcc/testsuite/gcc.dg/c23-attr-maybe_unused-4.c

   1 /* Test C23 maybe_unused attribute: duplicates (allowed after N2557).  */
   2 /* { dg-do compile } */
   3 /* { dg-options "-std=c23 -pedantic-errors" } */
   4
   5 [[maybe_unused, __maybe_unused__]] int a;
   6 [[__maybe_unused__, maybe_unused]] int b;
   7 int c [[maybe_unused, maybe_unused]];
   8 [[maybe_unused, maybe_unused]];
   9 /* { dg-error "ignored" "ignored" { target *-*-* } .-1 } */
  10
  11 [[maybe_unused]] [[maybe_unused]] int d [[maybe_unused]] [[maybe_unused]];