go issue42944 源码
golang issue42944 代码
文件路径：/test/fixedbugs/issue42944.go
// 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)
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