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Diffstat (limited to 'test/Transforms/TailDup/basictest.ll')
| -rw-r--r-- | test/Transforms/TailDup/basictest.ll | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/test/Transforms/TailDup/basictest.ll b/test/Transforms/TailDup/basictest.ll new file mode 100644 index 000000000000..ef368906378d --- /dev/null +++ b/test/Transforms/TailDup/basictest.ll @@ -0,0 +1,20 @@ +; RUN: llvm-as < %s | opt -tailduplicate -disable-output + +declare void @__main() + +define i32 @main() { +entry: + call void @__main( ) + br label %loopentry +loopentry: ; preds = %no_exit, %entry + %i.0 = phi i32 [ %inc, %no_exit ], [ 0, %entry ] ; <i32> [#uses=3] + %tmp.1 = icmp sle i32 %i.0, 99 ; <i1> [#uses=1] + br i1 %tmp.1, label %no_exit, label %return +no_exit: ; preds = %loopentry + %tmp.51 = call i32 @main( ) ; <i32> [#uses=0] + %inc = add i32 %i.0, 1 ; <i32> [#uses=1] + br label %loopentry +return: ; preds = %loopentry + ret i32 %i.0 +} + |