golang issue19880 代码
文件路径：/test/fixedbugs/issue19880.go
/ errorcheck
/ Copyright 2017 The Go Authors. All rights reserved.
/ Use of this source code is governed by a BSD-style
/ license that can be found in the LICENSE file.
package p
type T struct {
f [1]int
}
func a() {
_ = T / ERROR "type T is not an expression|invalid use of type|not an expression"
}
func b() {
var v [len(T{}.f)]int / ok
_ = v
}