1 ; This testcase fails because preheader insertion is not updating exit node
2 ; information for loops.
6 define i32 @main(i32 %argc, i8** %argv) {
8 br i1 false, label %bb7, label %bb5
9 bb5: ; preds = %bb5, %bb0
10 br i1 false, label %bb5, label %bb7
11 bb7: ; preds = %bb7, %bb5, %bb0
12 br i1 false, label %bb7, label %bb10