// errorcheck -0 -live | |
// 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. | |
// Issue 42944: address of callee args area should only be short-lived | |
// and never across a call. | |
package p | |
type T [10]int // trigger DUFFCOPY when passing by value, so it uses the address | |
func F() { | |
var x T | |
var i int | |
for { | |
x = G(i) // no autotmp live at this and next calls | |
H(i, x) | |
} | |
} | |
func G(int) T | |
func H(int, T) |