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1; RUN: opt < %s -passes='require<domfrontier>,loop-simplify,require<domfrontier>' -verify-dom-info2 3 4define void @a(i1 %arg) nounwind {5entry:6 br i1 %arg, label %bb37, label %bb1.i7 8bb1.i: ; preds = %bb1.i, %bb9 %indvar = phi i64 [ %indvar.next, %bb1.i ], [ 0, %entry ] ; <i64> [#uses=1]10 %indvar.next = add i64 %indvar, 1 ; <i64> [#uses=2]11 %exitcond = icmp eq i64 %indvar.next, 576 ; <i1> [#uses=1]12 br i1 %exitcond, label %bb37, label %bb1.i13 14bb37: ; preds = %bb1.i, %bb15 br label %return16 17 18return: ; preds = %bb3919 ret void20}21