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![Matthew Dempsky](/assets/img/avatar_default.png)
Cherry pointed out this case in review for CL 136496. That CL was slightly too aggressive, and I likely would have made the same mistake if I tried it myself. Updates #27772. Change-Id: I1fafabb9f8d9aba0494aa71333a4e17cf1bac5c8 Reviewed-on: https://go-review.googlesource.com/c/go/+/172421 Run-TryBot: Matthew Dempsky <mdempsky@google.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Cherry Zhang <cherryyz@google.com>
33 lines
538 B
Go
33 lines
538 B
Go
// errorcheck -0 -m -l
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// Copyright 2019 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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// Test escape analysis for self assignments.
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package escape
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type S struct {
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i int
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pi *int
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}
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var sink S
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func f(p *S) { // ERROR "leaking param: p"
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p.pi = &p.i
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sink = *p
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}
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// BAD: "leaking param: p" is too conservative
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func g(p *S) { // ERROR "leaking param: p"
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p.pi = &p.i
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}
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func h() {
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var s S // ERROR "moved to heap: s"
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g(&s)
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sink = s
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}
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