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(void)21 void ppo0(void){} // 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(void)25 void ppr1(void){} // expected-warning {{no previous prototype for function 'ppr1'}}
26 // expected-note@-1{{declare 'static' if the function is not intended to be used outside of this translation unit}}
27
28 #pragma clang diagnostic push // push again
29 #pragma clang diagnostic ignored "-Weverything" // Set to ignore in this level.
pps2(void)30 void pps2(void){}
31 #pragma clang diagnostic warning "-Weverything" // Set to warning in this level.
ppt2(void)32 void ppt2(void){} // expected-warning {{no previous prototype for function 'ppt2'}}
33 // expected-note@-1{{declare 'static' if the function is not intended to be used outside of this translation unit}}
34 #pragma clang diagnostic error "-Weverything" // Set to error in this level.
ppt3(void)35 void ppt3(void){} // expected-error {{no previous prototype for function 'ppt3'}}
36 // expected-note@-1{{declare 'static' if the function is not intended to be used outside of this translation unit}}
37 #pragma clang diagnostic pop // pop should go back to warning level
38
pps1(void)39 void pps1(void){} // expected-warning {{no previous prototype for function 'pps1'}}
40 // expected-note@-1{{declare 'static' if the function is not intended to be used outside of this translation unit}}
41
42
43 #pragma clang diagnostic pop // Another pop should disble it again
ppu(void)44 void ppu(void){}
45
46