[Bug c++/87274] -std=c++11 breaks quadmath macros

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87274

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2018-09-11
     Ever confirmed|0                           |1

--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> ---
(In reply to Patrick J. LoPresti from comment #0)
> Note that my code does not use any quad-precision literals; just the
> documented `FLT128_MAX` macro.

Which is a quad-precision literal, of course.

> I realize quadmath is more a C thing than a C++ thing... But it would still
> be nice if this worked, IMO.

It does work if you use the right options to allow the necessary extensions.

> On a possibly related note, writing "__extension__" before a quad-precision
> literal does not silence this error. Perhaps it should (?)

Yes, maybe. Confirming for that feature request.