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From: Jonathan Wakely <jwakely.gcc@gmail.com>
Date: Fri, 11 Dec 2020 23:19:18 +0000
Message-ID: <CAH6eHdTUDHCWi4ZXwjBO+wzk2Q5nOhTWCV=tm1TMLH15TXq0Jg@mail.gmail.com>
Subject: Re: Why are my tests for vector constexpr not being run,
 labelled as "UNSUPPORTED"?
To: Josh Marshall <joshua.r.marshall.1991@gmail.com>
Cc: "libstdc++" <libstdc++@gcc.gnu.org>
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On Fri, 11 Dec 2020, 22:23 Josh Marshall via Libstdc++, <
libstdc++@gcc.gnu.org> wrote:

> Hello all,
>
> I have a decent number of tests finally written, and I should get a PR in
> soon.  But before all that, I can't seem to get the tests I wrote to run.
> In the logs, they are found and labelled "UNSUPPORTED".
>
> Just updated against master, work at https://gitlab.com/anadon/gcc
>

The dg-options directives that add -std=gnu++20 need to come before the
dg-do directives that limit the tests to c++2a only.

Otherwise the -std option isn't in use by the time the check for c++2a is
done.