| /* { dg-do compile } */ |
| /* { dg-options "-O1 -fdump-tree-optimized" } */ |
| |
| extern void link_error (void); |
| |
| /* |
| test that a condition is propagated inside an if |
| */ |
| |
| void test5 (int x) |
| { |
| extern int foo (int); |
| if (x == 0) |
| foo (x); |
| else if (x == 0 ) |
| link_error (); |
| } |
| |
| void test55 (int x, int y) |
| { |
| int u; |
| if (x == 5 && y) |
| { |
| u = x + 22; |
| if (u != 27) |
| link_error (); |
| } |
| } |
| |
| /* There should be not link_error calls, if there is any the |
| optimization has failed */ |
| /* ??? Ug. This one may or may not fail based on how fold decides |
| that the && should be emitted (based on BRANCH_COST). Fix this |
| by teaching dom to look through && and register all components |
| as true. */ |
| /* { dg-final { scan-tree-dump-times "link_error" 0 "optimized" { xfail { ! powerpc*-*-* } } } } */ |
