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go/test/fixedbugs/issue4099.go

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// errorcheck -0 -m
// Copyright 2013 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.
// Check go:noescape annotations.
package p
// The noescape comment only applies to the next func,
// which must not have a body.
//go:noescape
func F1([]byte)
func F2([]byte)
func G() {
var buf1 [10]byte
F1(buf1[:]) // ERROR "buf1 does not escape"
var buf2 [10]byte // ERROR "moved to heap: buf2"
F2(buf2[:]) // ERROR "buf2 escapes to heap"
}