xref: /llvm-project/clang/test/Sema/c2x-maybe_unused-errors.c (revision bc7cc2074b7b7043e05cb46346f1368eb4ae9949)
1 // RUN: %clang_cc1 -fsyntax-only -Wunused -std=c2x -verify %s
2 
3 struct [[maybe_unused]] S1 { // ok
4   int a [[maybe_unused]];
5 };
6 struct [[maybe_unused, maybe_unused]] S2 { // ok
7   int a;
8 };
9 struct [[maybe_unused("Wrong")]] S3 { // expected-error {{'maybe_unused' cannot have an argument list}}
10   int a;
11 };
12 
func(void)13 void func(void) {
14   int a[10] [[maybe_unused]]; // expected-error {{'maybe_unused' attribute cannot be applied to types}}
15 }
16