From: Eli Zaretskii <eliz@gnu.org>
Date: Fri, 21 Oct 2011 12:29:07 +0000 (+0200)
Subject: etc/PROBLEMS: Mention crashes on MS-Windows when compiled with GCC 4.6.1.
X-Git-Tag: emacs-pretest-24.0.91~48
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=f9888580794b9addf34bd138075a4503c24793c0;p=emacs.git

etc/PROBLEMS: Mention crashes on MS-Windows when compiled with GCC 4.6.1.
---

diff --git a/etc/PROBLEMS b/etc/PROBLEMS
index 9e473156a78..e85972f0bfd 100644
--- a/etc/PROBLEMS
+++ b/etc/PROBLEMS
@@ -171,6 +171,14 @@ optimization.  To do this, configure Emacs with
 
  CFLAGS="-g -O2 -fno-optimize-sibling-calls" ./configure
 
+** Emacs compiled with GCC 4.6.1 crashes on MS-Windows when C-g is pressed
+
+This is known to happen when Emacs is compiled with MinGW GCC 4.6.1
+with the -O2 option (which is the default in the Windows build).  The
+reason is a bug in MinGW GCC 4.6.1; to work around, either add the
+`-fno-omit-frame-pointer' switch to GCC or compile without
+optimizations (`--no-opt' switch to the configure.bat script).
+
 ** Emacs crashes in x-popup-dialog.
 
 This can happen if the dialog widget cannot find the font it wants to