| /* { dg-do compile } */ | |
| /* { dg-options "-O1 -foptimize-sibling-calls -fdump-tree-tailr-details" } */ | |
| int | |
| t(int a) | |
| { | |
| if (a) | |
| return t(a-1); | |
| else | |
| return 0; | |
| } | |
| /* { dg-final { scan-tree-dump-times "Eliminated tail recursion" 1 "tailr1"} } */ | |
| /* { dg-final { cleanup-tree-dump "tailr\[1-2\]" } } */ |