golang issue23780 代码
文件路径：/test/fixedbugs/issue23780.go
/ compile
/ Copyright 2018 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
func f() {
_ = []byte{1 << 30: 1}
}
func g() {
sink = []byte{1 << 30: 1}
}
var sink []byte