1*0a6a1f1dSLionel Sambuc // RUN: %clang_cc1 -fsyntax-only -Wunused-variable -Wunused-label -verify %s 2*0a6a1f1dSLionel Sambuc 3*0a6a1f1dSLionel Sambuc static int unused_local_static; 4*0a6a1f1dSLionel Sambuc 5*0a6a1f1dSLionel Sambuc namespace PR8455 { f()6*0a6a1f1dSLionel Sambuc void f() { 7*0a6a1f1dSLionel Sambuc A: // expected-warning {{unused label 'A'}} 8*0a6a1f1dSLionel Sambuc __attribute__((unused)) int i; // attribute applies to variable 9*0a6a1f1dSLionel Sambuc B: // attribute applies to label 10*0a6a1f1dSLionel Sambuc __attribute__((unused)); int j; // expected-warning {{unused variable 'j'}} 11*0a6a1f1dSLionel Sambuc } 12*0a6a1f1dSLionel Sambuc g()13*0a6a1f1dSLionel Sambuc void g() { 14*0a6a1f1dSLionel Sambuc C: // unused label 'C' will not appear here because an error has occurred 15*0a6a1f1dSLionel Sambuc __attribute__((unused)) 16*0a6a1f1dSLionel Sambuc #pragma weak unused_local_static // expected-error {{expected ';' after __attribute__}} 17*0a6a1f1dSLionel Sambuc ; 18*0a6a1f1dSLionel Sambuc } 19*0a6a1f1dSLionel Sambuc h()20*0a6a1f1dSLionel Sambuc void h() { 21*0a6a1f1dSLionel Sambuc D: // expected-warning {{unused label 'D'}} 22*0a6a1f1dSLionel Sambuc #pragma weak unused_local_static 23*0a6a1f1dSLionel Sambuc __attribute__((unused)) // expected-warning {{declaration does not declare anything}} 24*0a6a1f1dSLionel Sambuc ; 25*0a6a1f1dSLionel Sambuc } 26*0a6a1f1dSLionel Sambuc } 27