; Exit blocks need to be updated for all nested loops...
; RUN: llvm-as < %s | opt -loopsimplify
define i32 @yyparse() {
bb0:
br i1 false, label %UnifiedExitNode, label %bb19
bb19: ; preds = %bb28, %bb0
br i1 false, label %bb28, label %UnifiedExitNode
bb28: ; preds = %bb32, %bb19
br i1 false, label %bb32, label %bb19
bb32: ; preds = %bb28
br i1 false, label %UnifiedExitNode, label %bb28
UnifiedExitNode: ; preds = %bb32, %bb19, %bb0
ret i32 0
}