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- ; RUN: opt < %s -loop-reduce -disable-output
- define void @main() {
- entry:
- br label %loopentry.0
- loopentry.0: ; preds = %then.5, %entry
- %arg_index.1.ph = phi i32 [ 1, %entry ], [ %arg_index.1.ph.be, %then.5 ] ; <i32> [#uses=1]
- br i1 false, label %no_exit.0, label %loopexit.0
- no_exit.0: ; preds = %loopentry.0
- %arg_index.1.1 = add i32 0, %arg_index.1.ph ; <i32> [#uses=2]
- br i1 false, label %then.i55, label %endif.i61
- then.i55: ; preds = %no_exit.0
- br i1 false, label %then.4, label %else.1
- endif.i61: ; preds = %no_exit.0
- ret void
- then.4: ; preds = %then.i55
- %tmp.19993 = add i32 %arg_index.1.1, 2 ; <i32> [#uses=0]
- ret void
- else.1: ; preds = %then.i55
- br i1 false, label %then.i86, label %loopexit.i97
- then.i86: ; preds = %else.1
- ret void
- loopexit.i97: ; preds = %else.1
- br i1 false, label %then.5, label %else.2
- then.5: ; preds = %loopexit.i97
- %arg_index.1.ph.be = add i32 %arg_index.1.1, 2 ; <i32> [#uses=1]
- br label %loopentry.0
- else.2: ; preds = %loopexit.i97
- ret void
- loopexit.0: ; preds = %loopentry.0
- ret void
- }
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