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1; RUN: opt < %s -passes='print<scalar-evolution>'2; PR26023 4define i32 @a() nounwind {5entry:6 br label %bb7 8bb: ; preds = %bb, %entry9 %w.0 = phi i32 [ 0, %entry ], [ %tmp, %bb ] ; <i32> [#uses=2]10 %e.0 = phi i32 [ 0, %entry ], [ %e.1, %bb ] ; <i32> [#uses=2]11 %w.1 = add i32 0, %w.0 ; <i32>:0 [#uses=1]12 %tmp = add i32 %e.0, %w.0 ; <i32>:1 [#uses=1]13 %e.1 = add i32 %e.0, 1 ; <i32>:2 [#uses=1]14 %cond = icmp eq i32 %w.1, -1 ; <i1>:3 [#uses=1]15 br i1 %cond, label %return, label %bb16 17return: ; preds = %bb18 ret i32 undef19}20