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diff --git a/test/Transforms/Reassociate/2002-05-15-MissedTree.ll b/test/Transforms/Reassociate/2002-05-15-MissedTree.ll
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+++ b/test/Transforms/Reassociate/2002-05-15-MissedTree.ll
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+; RUN: opt < %s -reassociate -instcombine -constprop -die -S | not grep 5
+
+define i32 @test(i32 %A, i32 %B) {
+ %W = add i32 %B, -5 ; <i32> [#uses=1]
+ %Y = add i32 %A, 5 ; <i32> [#uses=1]
+ %Z = add i32 %W, %Y ; <i32> [#uses=1]
+ ret i32 %Z
+}
+