From: Martin v. Löwis <martin@v.loewis.de>
Date: Mon, 18 Sep 2006 06:00:52 +0000 (+0000)
Subject: Discourage using GCC 4.2 for Python.
X-Git-Tag: v2.5~3
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=885d8e773765206670c91f3eb92b6c117ba70de8;p=python

Discourage using GCC 4.2 for Python.
---

diff --git a/README b/README
index d5152ba6ce..70e4d231d8 100644
--- a/README
+++ b/README
@@ -276,6 +276,14 @@ on these platforms without the special directions mentioned here,
 submit a documentation bug report to SourceForge (see Bug Reports
 above) so we can remove them!)
 
+GCC 4.2: There is a known incompatibility between Python and GCC,
+         where GCC 4.2 takes an interpretation of C different from
+	 prior GCC releases, in an area where C has undefined behaviour
+	 (namely, integer arithmetic involving -sys.maxint-1).
+	 As a consequence, compiling Python with GCC 4.2 is not
+	 recommend. It is likely that this problem will be resolved
+	 in future Python releases.
+
 Unix platforms: If your vendor still ships (and you still use) Berkeley DB
         1.85 you will need to edit Modules/Setup to build the bsddb185
         module and add a line to sitecustomize.py which makes it the