Applied the following changes to 4.7/4.8 release notes caveats.
Index: htdocs/gcc-4.7/changes.html
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RCS file: /cvs/gcc/wwwdocs/htdocs/gcc-4.7/changes.html,v
retrieving revision 1.127
retrieving revision 1.128
diff -u -p -r1.127 -r1.128
--- htdocs/gcc-4.7/changes.html 20 Sep 2012 06:34:08 -0000 1.127
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@@ -107,6 +107,10 @@
has been enhanced. As a result, all objects contributing to an
application must either be compiled with GCC versions up to 4.6.x or
with GCC versions 4.7.0 or later.</li>
+
+ <li>The AVR port's <code>-mshort-calls</code> command line option has
+ been deprecated. It will be removed in the GCC 4.8 release.
+ See <code>-mrelax</code> for a replacement.</li>
<li>The ARM port's <code>-mwords-little-endian</code> option has
been deprecated. It will be removed in a future release.</li>
Index: htdocs/gcc-4.8/changes.html
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RCS file: /cvs/gcc/wwwdocs/htdocs/gcc-4.8/changes.html,v
retrieving revision 1.39
retrieving revision 1.40
diff -u -p -r1.39 -r1.40
--- htdocs/gcc-4.8/changes.html 6 Oct 2012 22:20:07 -0000 1.39
+++ htdocs/gcc-4.8/changes.html 8 Oct 2012 10:07:33 -0000 1.40
@@ -38,6 +38,18 @@ explicit use of vector types may be inco
built with older versions of GCC. Auto-vectorized code is not affected
by this change.</p>
+<p>On AVR, support has been removed for the command line
+ option <code>-mshort-calls</code> deprecated in GCC 4.7.</p>
+
+<p>On AVR, the configure option <code>--with-avrlibc</code> supported since
+ GCC 4.7.2 is turned on per default for all non-RTEMS configurations.
+ This option arranges for a better integration of
+ <a href="http://www.nongnu.org/avr-libc/";>AVR Libc</a> with avr-gcc.
+ For technical details, see <a href="http://gcc.gnu.org/PR54461";>PR54461</a>.
+ To turn off the option in non-RTEMS configurations, use
+ <code>--with-avrlibc=no</code>. If the compiler is configured for
+ RTEMS, the option is always turned off.</p>
+
<h2>General Optimizer Improvements (and Changes)</h2>
<ul>
