This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
Re: [libcpp] Issue a pedantic warning for UCNs outside UCS codespace
- From: Eric Botcazou <ebotcazou at adacore dot com>
- To: Florian Weimer <fw at deneb dot enyo dot de>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Tue, 24 Sep 2019 22:06:47 +0200
- Subject: Re: [libcpp] Issue a pedantic warning for UCNs outside UCS codespace
- References: <46160747.VyTTuRmQVZ@polaris> <878sqdy1ti.fsf@mid.deneb.enyo.de>
> I think this has to depend on the C standards version. I think each C
> standard needs to be read against the edition of ISO 10646 current at
> the time of standards approval (the references are sadly not
> versioned, so the version is implied). Early versions of ISO 10646
> definitely do not have the codespace restriction you mention.
Note the already existing hardcoded check in ucn_valid_in_identifier though.
--
Eric Botcazou