mirror of
https://github.com/golang/go
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e3e0122ae2
Replace various implementations of inlining prevention with "go:noinline" Change-Id: Iac90895c3a62d6f4b7a6c72e11e165d15a0abfa4 Reviewed-on: https://go-review.googlesource.com/16510 Reviewed-by: Keith Randall <khr@golang.org> Run-TryBot: Todd Neal <todd@tneal.org> TryBot-Result: Gobot Gobot <gobot@golang.org>
46 lines
634 B
Go
46 lines
634 B
Go
// run
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// Copyright 2014 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Issue 8036. Stores necessary for stack scan being eliminated as redundant by optimizer.
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package main
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import "runtime"
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type T struct {
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X *int
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Y *int
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Z *int
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}
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type TI [3]uintptr
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//go:noinline
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func G() (t TI) {
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t[0] = 1
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t[1] = 2
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t[2] = 3
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return
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}
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//go:noinline
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func F() (t T) {
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t.X = newint()
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t.Y = t.X
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t.Z = t.Y
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return
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}
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func newint() *int {
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runtime.GC()
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return nil
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}
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func main() {
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G() // leave non-pointers where F's return values go
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F()
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}
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