// errorcheck -lang=go1.17 // Copyright 2021 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 empty interface{} type Foo[T empty] int // ERROR "type parameter requires go1\.18 or later \(-lang was set to go1\.17; check go.mod\)" func Bar[T empty]() {} // ERROR "type parameter requires go1\.18 or later \(-lang was set to go1\.17; check go.mod\)"