| ; This is a basic sanity check for constant propogation. The add instruction | |
| ; and phi instruction should be eliminated. | |
| ; RUN: llvm-as < %s | opt -sccp | llvm-dis | not grep phi | |
| ; RUN: llvm-as < %s | opt -sccp | llvm-dis | not grep add | |
| define i128 @test(i1 %B) { | |
| br i1 %B, label %BB1, label %BB2 | |
| BB1: | |
| %Val = add i128 0, 1 | |
| br label %BB3 | |
| BB2: | |
| br label %BB3 | |
| BB3: | |
| %Ret = phi i128 [%Val, %BB1], [1, %BB2] | |
| ret i128 %Ret | |
| } |