| /* { dg-do compile } */ | |
| /* { dg-options "-O1 -fdump-tree-ccp" } */ | |
| extern void link_error (void); | |
| /* tests to check if cprop works when using non-return functions */ | |
| extern int not_returning (int) __attribute__ ((noreturn)); | |
| int b; | |
| int test7 (int a) | |
| { | |
| b = 7; | |
| if (a) | |
| { | |
| not_returning (a); | |
| } | |
| if (b != 7) | |
| link_error (); | |
| return b; | |
| } | |
| /* There should be not link_error calls, if there is any the | |
| optimization has failed */ | |
| /* { dg-final { scan-tree-dump-times "link_error" 0 "ccp"} } */ | |