mirror of
https://github.com/golang/go
synced 2024-11-15 03:00:36 -07:00
e24977d231
The next CL will remove the -G flag, effectively hard-coding it to its current default (-G=3). Change-Id: Ib4743b529206928f9f1cca9fdb19989728327831 Reviewed-on: https://go-review.googlesource.com/c/go/+/388534 Reviewed-by: Keith Randall <khr@golang.org> Trust: Matthew Dempsky <mdempsky@google.com> Run-TryBot: Matthew Dempsky <mdempsky@google.com> TryBot-Result: Gopher Robot <gobot@golang.org>
44 lines
1.1 KiB
Go
44 lines
1.1 KiB
Go
// errorcheck
|
|
|
|
// 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.
|
|
|
|
// Basic type parameter list type-checking (not syntax) errors.
|
|
|
|
package tparam1
|
|
|
|
// The predeclared identifier "any" may be used in place of interface{}.
|
|
var _ any
|
|
|
|
func _(_ any)
|
|
|
|
type _[_ any] struct{}
|
|
|
|
const N = 10
|
|
|
|
type (
|
|
_ []struct{} // slice
|
|
_ [N]struct{} // array
|
|
_[T any] struct{}
|
|
_[T, T any] struct{} // ERROR "T redeclared"
|
|
_[T1, T2 any, T3 any] struct{}
|
|
)
|
|
|
|
func _[T any]() {}
|
|
func _[T, T any]() {} // ERROR "T redeclared"
|
|
func _[T1, T2 any](x T1) T2 { panic(0) }
|
|
|
|
// Type parameters are visible from opening [ to end of function.
|
|
type C interface{}
|
|
|
|
func _[T interface{}]() {}
|
|
func _[T C]() {}
|
|
func _[T struct{}]() {} // ok if #48424 is accepted
|
|
func _[T interface{ m() T }]() {}
|
|
func _[T1 interface{ m() T2 }, T2 interface{ m() T1 }]() {
|
|
var _ T1
|
|
}
|
|
|
|
// TODO(gri) expand this
|