xref: /aosp_15_r20/external/clang/test/Sema/warn-unused-label.c (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li // RUN: %clang_cc1 -fsyntax-only -Wunused-label -verify %s
2*67e74705SXin Li 
f()3*67e74705SXin Li void f() {
4*67e74705SXin Li   a:
5*67e74705SXin Li   goto a;
6*67e74705SXin Li   b: // expected-warning{{unused}}
7*67e74705SXin Li   c: __attribute__((unused));
8*67e74705SXin Li   d: __attribute__((noreturn)); // expected-warning {{'noreturn' attribute only applies to functions}}
9*67e74705SXin Li   goto d;
10*67e74705SXin Li   return;
11*67e74705SXin Li }
12*67e74705SXin Li 
PR8455()13*67e74705SXin Li void PR8455() {
14*67e74705SXin Li   L: __attribute__((unused)) return; // ok, no semicolon required
15*67e74705SXin Li }
16