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commit ee0811484f748acda821dcde245a5241fecef4d3
Author: Georg-Johann Lay <[email protected]>
Date: Sat May 30 10:19:58 2026 +0200
gcc-17/changes.html (avr): Announce support of [[len=...]] in inline asm.
diff --git a/htdocs/gcc-17/changes.html b/htdocs/gcc-17/changes.html
index 31578fc2..9ee2eb12 100644
--- a/htdocs/gcc-17/changes.html
+++ b/htdocs/gcc-17/changes.html
@@ -71,7 +71,22 @@ a work-in-progress.</p>
<!-- <h3 id="arm">arm</h3> -->
-<!-- <h3 id="avr">AVR</h3> -->
+<h3 id="avr">AVR</h3>
+
+<ul>
+ <li>The <a href="https://gcc.gnu.org/onlinedocs/gcc/Size-of-an-asm.html";
+ >code size</a> of an inline asm construct — or parts
+ of it — can be specified with <code>[[len=<var>spec</var>]]</code>
+ annotations. The code size is specified in units of 16-bit words and
+ is set to the sum over all such notes.
+ The notes can be deactivated with the new command-line option
+ <a
href="https://gcc.gnu.org/onlinedocs/gcc/AVR-Options.html#index-masm-len-notes";
+ ><code>-mno-asm-len-notes</code></a> so that the default length applies.
+ The diagnostic behavior can be adjusted with
+ <a
href="https://gcc.gnu.org/onlinedocs/gcc/AVR-Options.html#index-Wasm-len-notes";
+ ><code>-Wasm-len-notes</code>.
+ </li>
+</ul>
<!-- <h3 id="x86">IA-32/x86-64</h3> -->
-----------------------------------------------------------------------
Summary of changes:
htdocs/gcc-17/changes.html | 17 ++++++++++++++++-
1 file changed, 16 insertions(+), 1 deletion(-)
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