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doc: add release notes for PGO improvements

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For #61577.
For #61422.

Change-Id: I575bf657fb36bd7103c73620bb2371d0f490af20
Reviewed-on: https://go-review.googlesource.com/c/go/+/546935
Reviewed-by: Cherry Mui <cherryyz@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
This commit is contained in:
Michael Pratt 2023-12-04 13:31:21 -05:00
parent 1926a0b573
commit 818de275c0
1 changed files with 8 additions and 1 deletions
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doc/go1.22.html
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@ -124,7 +124,14 @@ Do not send CLs removing the interior tags from such phrases.
<h2 id="compiler">Compiler</h2>
<p>
TODO: complete this section, or delete if not needed
TODO: complete this section.
</p>
<p><!-- https://go.dev/issue/61577 -->
<a href="https://go.dev/doc/pgo">Profile-guided Optimization (PGO)</a> builds
can now devirtualize a higher proportion of calls than previously possible.
Most programs from a representative set of Go programs now see between 2 and
14% improvement from enabling PGO.
</p>
<h2 id="linker">Linker</h2>