x Invalid assignment target ,-[$DIR/tests/test262-parser/fail/38816d56f582672f.js:1:1] 1 | [v] += ary : ^^^ `---- x Cannot assign to this ,-[$DIR/tests/test262-parser/fail/38816d56f582672f.js:1:1] 1 | [v] += ary : ^^^ `----