bug in emacs reply code?

[Jani Nikula]

Hi all, just upgraded from 0.11 to master on one machine, and emacs
reply started failing as follows. The four tests fail, all others pass.

$ emacs --version
GNU Emacs 23.2.1

$ make test
[...]
emacs: Testing emacs interface
[...]
 FAIL   Reply within emacs
	--- emacs.24.expected  2012-03-27 15:02:05.894335772 +0000
	+++ emacs.24.output    2012-03-27 15:02:05.884335772 +0000
	@@ -1,6 +1,9 @@
	From: Notmuch Test Suite <test_suite at notmuchmail.org>
	+From: Notmuch Test Suite <test_suite at notmuchmail.org>
	+To: user at example.com
	To: user at example.com
	Subject: Re: Testing message sent via SMTP
	+Subject: Re: Testing message sent via SMTP
	In-Reply-To: <XXX>
	Fcc: /home/jani/tools/notmuch/test/tmp.emacs/mail/sent
	--text follows this line--
 FAIL   Reply within emacs to a multipart/mixed message
	--- emacs.25.expected     2012-03-27 15:02:06.294335772 +0000
	+++ emacs.25.output       2012-03-27 15:02:06.294335772 +0000
	@@ -1,6 +1,9 @@
	From: Notmuch Test Suite <test_suite at notmuchmail.org>
	+From: Notmuch Test Suite <test_suite at notmuchmail.org>
	+To: Adrian Perez de Castro <aperez at igalia.com>,
	notmuch at notmuchmail.org
	To: Adrian Perez de Castro <aperez at igalia.com>,
	notmuch at notmuchmail.org
	Subject: Re: [notmuch] Introducing myself
	+Subject: Re: [notmuch] Introducing myself
	In-Reply-To: <20091118002059.067214ed at hikari>
	Fcc: /home/jani/tools/notmuch/test/tmp.emacs/mail/sent
	--text follows this line--
 FAIL   Reply within emacs to a multipart/alternative message
	--- emacs.26.expected     2012-03-27 15:02:06.914335772 +0000
	+++ emacs.26.output       2012-03-27 15:02:06.914335772 +0000
	@@ -1,6 +1,9 @@
	From: Notmuch Test Suite <test_suite at notmuchmail.org>
	+From: Notmuch Test Suite <test_suite at notmuchmail.org>
	+To: Alex Botero-Lowry <alex.boterolowry at gmail.com>,
	notmuch at notmuchmail.org
	To: Alex Botero-Lowry <alex.boterolowry at gmail.com>,
	notmuch at notmuchmail.org
	Subject: Re: [notmuch] preliminary FreeBSD support
	+Subject: Re: [notmuch] preliminary FreeBSD support
	In-Reply-To:
	<cf0c4d610911171136h1713aa59w9cf9aa31f052ad0a at mail.gmail.com>
	Fcc: /home/jani/tools/notmuch/test/tmp.emacs/mail/sent
	--text follows this line--
 FAIL   Quote MML tags in reply
	--- emacs.27.expected 2012-03-27 15:02:07.524335772 +0000
	+++ emacs.27.output   2012-03-27 15:02:07.524335772 +0000
	@@ -1,6 +1,8 @@
	From: Notmuch Test Suite <test_suite at notmuchmail.org>
	+From: Notmuch Test Suite <test_suite at notmuchmail.org>
	To: 
	Subject: Re: Quote MML tags in reply
	+Subject: Re: Quote MML tags in reply
	In-Reply-To: <test-emacs-mml-quoting at message.id>
	Fcc: /home/jani/tools/notmuch/test/tmp.emacs/mail/sent
	--text follows this line--
[...]