fix corner case in reduce_vars (#4262)

fixes #4261
2020-11-07 02:00:04 +00:00
parent c2f6fd5fde
commit 4bbeb09f7c
4 changed files with 93 additions and 14 deletions
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -8429,7 +8429,7 @@ merge(Compressor.prototype, {
                    fixed.name = make_node(AST_SymbolLambda, fixed.name, fixed.name);
                }
                if (fixed instanceof AST_Lambda) {
-                    var scope = self.scope;
+                    var scope = self.scope.resolve();
                    fixed.enclosed.forEach(function(def) {
                        if (fixed.variables.has(def.name)) return;
                        if (scope.var_names()[def.name]) return;