From 28437e3058e78509ac7f692b80cf8ffd04db1a9b Mon Sep 17 00:00:00 2001
From: gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>
Date: Tue, 22 Jun 2010 18:07:34 +0000
Subject: Fixed bug 3019738.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@2034 35acf78f-673a-0410-8e92-d51de3d6d3f4
---
 readme.txt | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'readme.txt')

diff --git a/readme.txt b/readme.txt
index 691e13e5d..166e2544a 100644
--- a/readme.txt
+++ b/readme.txt
@@ -59,6 +59,10 @@
 *****************************************************************************
 
 *** 2.1.0 ***
+- FIX: Fixed non functional CH_DBG_ENABLE_STACK_CHECK option in the Cortex-M3
+  caused by GCC 4.5.0, the fix also improves the context switch performance
+  because GCC 4.5.0 apparently was generating useless instructions within the
+  very critical context switch code (bug 3019738)(backported in 2.0.1).
 - FIX: Fixed insufficient stack space assigned to the idle thread in
   Cortex-M3 port (bug 3019594)(backported in 2.0.1).
 - FIX: Fixed missing check in chIQReadTimeout() and chIQWriteTimeout() (bug
-- 
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