-; RUN: opt %s -indvars
+; RUN: opt < %s -indvars
; PR4052
; PR4054
bb: ; preds = %bb6, %entry
%p_71_addr.0 = phi i8 [ %p_71, %entry ], [ %0, %bb6 ] ; <i8> [#uses=0]
- br i1 false, label %bb4, label %bb1
+ br i1 undef, label %bb4, label %bb1
bb1: ; preds = %bb
ret i32 0
bb4: ; preds = %bb4, %bb
- br i1 false, label %bb6, label %bb4
+ br i1 undef, label %bb6, label %bb4
bb6: ; preds = %bb4
%0 = and i8 0, 0 ; <i8> [#uses=1]