This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
Re: RFA: PATCH to libcpp/charset.c for revised C++ UCN restrictions
- From: "Joseph S. Myers" <joseph at codesourcery dot com>
- To: Jason Merrill <jason at redhat dot com>
- Cc: gcc-patches List <gcc-patches at gcc dot gnu dot org>
- Date: Fri, 9 Oct 2009 12:53:18 +0000 (UTC)
- Subject: Re: RFA: PATCH to libcpp/charset.c for revised C++ UCN restrictions
- References: <4ACE9C09.8010108@redhat.com>
On Thu, 8 Oct 2009, Jason Merrill wrote:
> Previously, the C++ standard failed to prohibit the use of surrogate pair
> values in UCNs (\uD800-\uDFFF). Document N2170 corrected this issue, bringing
> C++ in line with C99, and at the same time allowed UCNs that correspond to
> control characters or elements of the basic source character set to be used
> within string or character literals, unlike C99.
>
> This patch implements that change. Tested x86_64-pc-linux-gnu.
>
> OK for trunk?
OK. You can approve cpplib patches yourself as a C++ maintainer, and I'll
leave it to your judgement in each particular case whether C++0x is fixing
a defect in the previous version of C++ or whether the behavior should be
conditioned on the C++ version in use.
--
Joseph S. Myers
joseph@codesourcery.com