[PATCH v2][DOCS] changes: mentioned ignore -gz=zlib-gnu option

["Martin Liška" <mliska@suse.cz>]

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Sending V2 where I included new -gz=zstd option value.

Cheers,
Martin

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From 770ba230b34f698ec477dcef7ad207ab4e6be557 Mon Sep 17 00:00:00 2001
From: Martin Liska <mliska@suse.cz>
Date: Thu, 22 Sep 2022 15:03:34 +0200
Subject: [PATCH] changes: mentioned ignore -gz=zlib-gnu option

---
 htdocs/gcc-13/changes.html | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/htdocs/gcc-13/changes.html b/htdocs/gcc-13/changes.html
index a7d88038..88bb947e 100644
--- a/htdocs/gcc-13/changes.html
+++ b/htdocs/gcc-13/changes.html
@@ -35,6 +35,11 @@ a work-in-progress.</p>
       <code>-gstabs</code> and <code>-gxcoff</code> options) has been removed.
       (This means the <strong>dbx</strong> debugger is no longer
       supported, either.)</li>
+    <li>Legacy debug info compression option <code>-gz=zlib-gnu</code> was removed
+      and the option is ignored right now.  If you really want to use the compression algorithm,
+      use the corresponding <code>-Wl,--compress-debug-sections=zlib-gnu</code>
+      and <code>-Wa,--compress-debug-sections=zlib-gnu</code> options.</li>
+    <li>New debug info compression option value <code>-gz=zstd</code> has been added.</li>
 </ul>
 
 
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2.37.3