fix corner case in pure_getters (#4615)

fixes #4614
2021-02-05 01:03:51 +00:00
parent da24dfb59e
commit 739fa266f8
2 changed files with 30 additions and 1 deletions
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -3441,7 +3441,7 @@ merge(Compressor.prototype, {
            if (is_undeclared_ref(this) && this.is_declared(compressor)) return false;
            if (this.is_immutable()) return false;
            var def = this.definition();
-            if (is_arguments(def) && all(def.scope.argnames, function(argname) {
+            if (is_arguments(def) && !def.scope.rest && all(def.scope.argnames, function(argname) {
                return argname instanceof AST_SymbolFunarg;
            })) return def.scope.uses_arguments > 2;
            var fixed = this.fixed_value();