[src/trunk]: src Add note about the eARM flag day for C++.

[joerg <joerg%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/e9f5c5abb271
branches:  trunk
changeset: 329617:e9f5c5abb271
user:      joerg <joerg%NetBSD.org@localhost>
date:      Fri May 30 18:33:30 2014 +0000

description:
Add note about the eARM flag day for C++.

diffstat:

 UPDATING |  6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diffs (20 lines):

diff -r d0699ac01467 -r e9f5c5abb271 UPDATING
--- a/UPDATING  Fri May 30 18:31:58 2014 +0000
+++ b/UPDATING  Fri May 30 18:33:30 2014 +0000
@@ -1,4 +1,4 @@
-$NetBSD: UPDATING,v 1.254 2014/02/01 13:29:45 skrll Exp $
+$NetBSD: UPDATING,v 1.255 2014/05/30 18:33:30 joerg Exp $
 
 This file (UPDATING) is intended to be a brief reference to recent
 changes that might cause problems in the build process, and a guide for
@@ -16,6 +16,10 @@
 Recent changes:
 ^^^^^^^^^^^^^^^
 
+20140530:
+       ARM eABI switched to DWARF based exception handling. This requires
+       rebuilding all C++ code. It is strongly advised to do a clean build.
+
 20140131:
        The new compiler_rt/libc integration moved a few things. It is strongly
        advised to do a clean build. At least lib/libc, the compat version(s)