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1; This testcase fails because preheader insertion is not updating exit node2; information for loops.3 4; RUN: opt < %s -passes=licm5 6define i32 @main(i32 %argc, ptr %argv) {7bb0:8 br i1 false, label %bb7, label %bb59bb5: ; preds = %bb5, %bb010 br i1 false, label %bb5, label %bb711bb7: ; preds = %bb7, %bb5, %bb012 br i1 false, label %bb7, label %bb1013bb10: ; preds = %bb714 ret i32 015}16 17