golang issue46090 代码
文件路径：/src/go/types/testdata/fixedbugs/issue46090.go
/ -lang=go1.17
/ Copyright 2020 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.
/ The predeclared type comparable is not visible before Go 1.18.
package p
type _ comparable / ERROR predeclared comparable