Bug#1000398: fixed upstream

["K.Ohta" <whatisthis.sowhat@gmail.com>]

Dear Nick Lewychy-San,

# Sorry, I missed to choice sender address, Re-Send this.

> Would it be possible to pick up that change?  

I cherrypicked this commit to a header of this version ,
then I test to compile with LLVM CLANG(-13) with C++-20,
seems to succeed compilation, not happen FTBFS.
This change seems to be correct.

Regards,
Ohta


On Sat, 27 Nov 2021 22:29:00 -0800 Nick Lewycky <nicholas@mxc.ca> wrote:
> You don't even need to use std::valarray, a one-line testcase file
> with "#include <valarray>" fails to compile in clang in C++17 mode or
> newer.
> 
> A fix for this issue was committed to libstdc++ on Nov 5th: 
> https://gcc.gnu.org/git/?p=gcc.git;a=commit;h=2b2d97fc545635a0f6aa9c9ee3b017394bc494bf
> 
> Would it be possible to pick up that change?
> 
> Nick
> 
> 
> 
>