fix corner case in reduce_vars (#3510)

fixes #3509
2019-10-22 20:36:05 +08:00
parent 0b3705e82f
commit 02308a7b56
2 changed files with 29 additions and 3 deletions
--- a/lib/scope.js
+++ b/lib/scope.js
@@ -292,9 +292,7 @@ AST_Scope.DEFMETHOD("def_variable", function(symbol, init) {
    var def = this.variables.get(symbol.name);
    if (def) {
        def.orig.push(symbol);
-        if (def.init && (def.scope !== symbol.scope || def.init instanceof AST_Function)) {
-            def.init = init;
-        }
+        if (def.init instanceof AST_Function) def.init = init;
    } else {
        def = new SymbolDef(this, symbol, init);
        this.variables.set(symbol.name, def);