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Revert "reflect: deprecate (Slice|String)Header"

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This reverts CL 401434.

Reason for revert: We should't deprecate these without a replacement.

Fixes #53079

Change-Id: I5515b03e39787d4e528a98c733cdb643b86b17ce
Reviewed-on: https://go-review.googlesource.com/c/go/+/408815
Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
Run-TryBot: Ian Lance Taylor <iant@google.com>
This commit is contained in:
Ian Lance Taylor 2022-05-26 17:52:28 +00:00 committed by Gopher Robot
parent 581a63c93c
commit e6d8b05a61
2 changed files with 0 additions and 11 deletions
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5
doc/go1.19.html
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@ -299,11 +299,6 @@ Do not send CLs removing the interior tags from such phrases.
<dl id="reflect"><dt><a href="/pkg/reflect/">reflect</a></dt>
<dd>
<p><!-- CL 401434 -->
<a href="/pkg/reflect/#SliceHeader"><code>SliceHeader</code></a>
and <a href="/pkg/reflect/#StringHeader"><code>StringHeader</code></a>
are now deprecated, and their use should be avoided.
</p>
<p><!-- CL 357331 -->
TODO: <a href="https://go.dev/cl/357331">https://go.dev/cl/357331</a>: allow Value.Bytes on addressable byte arrays
</p>

6
src/reflect/value.go
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@ -2667,9 +2667,6 @@ func (v Value) UnsafePointer() unsafe.Pointer {
// Moreover, the Data field is not sufficient to guarantee the data
// it references will not be garbage collected, so programs must keep
// a separate, correctly typed pointer to the underlying data.
//
// Deprecated: this type should not be used, it exists only for
// backward compatibility.
type StringHeader struct {
Data uintptr
Len int
@ -2681,9 +2678,6 @@ type StringHeader struct {
// Moreover, the Data field is not sufficient to guarantee the data
// it references will not be garbage collected, so programs must keep
// a separate, correctly typed pointer to the underlying data.
//
// Deprecated: this type should not be used, it exists only for
// backward compatibility.
type SliceHeader struct {
Data uintptr
Len int