1 // RUN: %clang_cc1 -fsyntax-only -verify -pedantic %s 2 3 #pragma clang diagnostic pop // expected-warning{{pragma diagnostic pop could not pop, no matching push}} 4 5 #pragma clang diagnostic puhs // expected-warning {{pragma diagnostic expected 'error', 'warning', 'ignored', 'fatal', 'push', or 'pop'}} 6 7 int a = 'df'; // expected-warning{{multi-character character constant}} 8 9 #pragma clang diagnostic push 10 #pragma clang diagnostic ignored "-Wmultichar" 11 12 int b = 'df'; // no warning. 13 #pragma clang diagnostic pop 14 15 int c = 'df'; // expected-warning{{multi-character character constant}} 16 17 #pragma clang diagnostic pop // expected-warning{{pragma diagnostic pop could not pop, no matching push}} 18 19 // Test -Weverything 20 ppo0()21void ppo0(){} // first verify that we do not give anything on this 22 #pragma clang diagnostic push // now push 23 24 #pragma clang diagnostic warning "-Weverything" ppr1()25void ppr1(){} // expected-warning {{no previous prototype for function 'ppr1'}} 26 27 #pragma clang diagnostic push // push again 28 #pragma clang diagnostic ignored "-Weverything" // Set to ignore in this level. pps2()29void pps2(){} 30 #pragma clang diagnostic warning "-Weverything" // Set to warning in this level. ppt2()31void ppt2(){} // expected-warning {{no previous prototype for function 'ppt2'}} 32 #pragma clang diagnostic error "-Weverything" // Set to error in this level. ppt3()33void ppt3(){} // expected-error {{no previous prototype for function 'ppt3'}} 34 #pragma clang diagnostic pop // pop should go back to warning level 35 pps1()36void pps1(){} // expected-warning {{no previous prototype for function 'pps1'}} 37 38 39 #pragma clang diagnostic pop // Another pop should disble it again ppu()40void ppu(){} 41 42