1 files changed, 1 insertions, 1 deletions
diff --git a/lib/compress.js b/lib/compress.js
index d5334a95..81511535 100644
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -6169,7 +6169,7 @@ merge(Compressor.prototype, {
                 var def = sym.definition();
                 if (def.scope !== self) {
                     var d = find_variable(sym.name);
-                    if ((d && d.redefined() || d) === def) return;
+                    if (d === def || d && d.redefined() === def) return;
                 }
                 node.object.walk(tw);
                 return true;