[Bug libstdc++/126849] std::numbers wrong check for existence of bfloat16_t

"cvs-commit at gcc dot gnu.org via Gcc-bugs" <[email protected]> Mon, 17 Aug 2026 20:42:44 +0000

Newsgroups	gmane.comp.gcc.bugs
Message-ID	<[email protected]/bugzilla/>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126849

--- Comment #5 from GCC Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-16 branch has been updated by Jonathan Wakely
<[email protected]>:

https://gcc.gnu.org/g:f2bfefe0f67d0d5f06f69812e5419637f117d4b6

commit r16-9544-gf2bfefe0f67d0d5f06f69812e5419637f117d4b6
Author: Jonathan Wakely <[email protected]>
Date:   Mon Aug 17 14:09:16 2026 +0100

    libstdc++: Fix preprocessor check for bfloat16_t in <numbers> [PR126849]

    libstdc++-v3/ChangeLog:

            PR libstdc++/126849
            * include/std/numbers: Fix preprocessor check for
            std::bfloat16_t support.

    (cherry picked from commit 92bcc711fafc026e0cc2f48b7f3ab23657787a8c)