| /* { dg-options "-O2 -fdump-tree-tailcall -fdump-tree-optimized" } */ | |
| __attribute__ ((noinline)) | |
| int factorial(int x) | |
| { | |
| if (x == 1) | |
| return 1; | |
| else | |
| return x*factorial(--x); | |
| } | |
| int gbl; | |
| int | |
| main() | |
| { | |
| gbl = factorial(100); | |
| return 0; | |
| } | |
| /* { dg-final-use { scan-tree-dump-not "Invalid sum" "tailc"} } */ | |
| /* { dg-final-use { scan-tree-dump-not "Invalid sum" "optimized"} } */ | |
| /* { dg-final-use { cleanup-tree-dump "tailc" } } */ | |
| /* { dg-final-use { cleanup-tree-dump "optimized" } } */ |