diff options
Diffstat (limited to 'test/Transforms/TailCallElim/intervening-inst.ll')
| -rw-r--r-- | test/Transforms/TailCallElim/intervening-inst.ll | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/test/Transforms/TailCallElim/intervening-inst.ll b/test/Transforms/TailCallElim/intervening-inst.ll new file mode 100644 index 0000000..0c40bd5 --- /dev/null +++ b/test/Transforms/TailCallElim/intervening-inst.ll @@ -0,0 +1,17 @@ +; This function contains intervening instructions which should be moved out of the way +; RUN: opt < %s -tailcallelim -S | not grep call + +define i32 @Test(i32 %X) { +entry: + %tmp.1 = icmp eq i32 %X, 0 ; <i1> [#uses=1] + br i1 %tmp.1, label %then.0, label %endif.0 +then.0: ; preds = %entry + %tmp.4 = add i32 %X, 1 ; <i32> [#uses=1] + ret i32 %tmp.4 +endif.0: ; preds = %entry + %tmp.10 = add i32 %X, -1 ; <i32> [#uses=1] + %tmp.8 = call i32 @Test( i32 %tmp.10 ) ; <i32> [#uses=1] + %DUMMY = add i32 %X, 1 ; <i32> [#uses=0] + ret i32 %tmp.8 +} + |