go/test/fixedbugs/issue18331.go
Keith Randall a836254d08 cmd/compile: reject unknown //go: comments in std library
Fixes #18331

Change-Id: Ie5c6685be3002533b84604ff1f13f2f0850f29e2
Reviewed-on: https://go-review.googlesource.com/45010
Run-TryBot: Keith Randall <khr@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>
Reviewed-by: Josh Bleecher Snyder <josharian@gmail.com>
2017-06-06 22:28:17 +00:00

20 lines
685 B
Go

// errorcheck -std
// 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.
// Issue 18331: We should catch invalid pragma verbs
// for code that resides in the standard library.
package issue18331
//go:unknown // ERROR "//go:unknown is not allowed in the standard library"
func foo()
//go:nowritebarrierc // ERROR "//go:nowritebarrierc is not allowed in the standard library"
func bar()
//go:noesape // ERROR "//go:noesape is not allowed in the standard library"
func groot()
//go:noescape
func hey() { // ERROR "can only use //go:noescape with external func implementations"
}