projects / thirdparty / gcc.git / blame
| Commit | Line | Data |
|---|---|---|
| cc28fc7f MP |
1 | /* PR c/60195 */ |
| 2 | /* { dg-do compile } */ | |
| 3 | /* { dg-options "-std=c11 -Wpedantic -Wall" } */ | |
| 4 | ||
| 5 | typedef _Atomic int atomic_int; | |
| 6 | ||
| 7 | atomic_int | |
| 8 | fn1 (void) | |
| 9 | { | |
| 10 | atomic_int y = 0; | |
| 11 | return y; | |
| 12 | } | |
| 13 | ||
| 14 | atomic_int | |
| 15 | fn2 (void) | |
| 16 | { | |
| 17 | atomic_int y = 0; | |
| a19a242c | 18 | y; |
| cc28fc7f MP |
19 | return y; |
| 20 | } | |
| 21 | ||
| 22 | atomic_int | |
| 23 | fn3 (void) | |
| 24 | { | |
| 25 | atomic_int y = 0; | |
| 26 | y++; | |
| 27 | return y; | |
| 28 | } | |
| 29 | ||
| 30 | void | |
| 31 | fn4 (void) | |
| 32 | { | |
| 33 | atomic_int y; | |
| 34 | y = 0; | |
| 35 | (void) y; | |
| 36 | } | |
| 37 | ||
| 38 | void | |
| 39 | fn5 (void) | |
| 40 | { | |
| 41 | atomic_int y = 0; /* { dg-warning "unused variable" } */ | |
| 42 | } | |
| 43 | ||
| 44 | void | |
| 45 | fn6 (void) | |
| 46 | { | |
| 47 | atomic_int y; /* { dg-warning "set but not used" } */ | |
| 48 | y = 0; | |
| 49 | } | |
| 50 | ||
| 51 | void | |
| 52 | fn7 (void) | |
| 53 | { | |
| 54 | atomic_int y = 0; | |
| 55 | y++; | |
| 56 | } |