33 lines · plain
1; RUN: opt < %s -loop-reduce -disable-output2 3define void @main() {4entry:5 br label %loopentry.06loopentry.0: ; preds = %then.5, %entry7 %arg_index.1.ph = phi i32 [ 1, %entry ], [ %arg_index.1.ph.be, %then.5 ] ; <i32> [#uses=1]8 br i1 false, label %no_exit.0, label %loopexit.09no_exit.0: ; preds = %loopentry.010 %arg_index.1.1 = add i32 0, %arg_index.1.ph ; <i32> [#uses=2]11 br i1 false, label %then.i55, label %endif.i6112then.i55: ; preds = %no_exit.013 br i1 false, label %then.4, label %else.114endif.i61: ; preds = %no_exit.015 ret void16then.4: ; preds = %then.i5517 %tmp.19993 = add i32 %arg_index.1.1, 2 ; <i32> [#uses=0]18 ret void19else.1: ; preds = %then.i5520 br i1 false, label %then.i86, label %loopexit.i9721then.i86: ; preds = %else.122 ret void23loopexit.i97: ; preds = %else.124 br i1 false, label %then.5, label %else.225then.5: ; preds = %loopexit.i9726 %arg_index.1.ph.be = add i32 %arg_index.1.1, 2 ; <i32> [#uses=1]27 br label %loopentry.028else.2: ; preds = %loopexit.i9729 ret void30loopexit.0: ; preds = %loopentry.031 ret void32}33