[Bug libstdc++/98677] std::regex constructor triggers valgrind under clang++ with undefined sanitizer; possible use-after-move

[redi at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98677

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Version|11.0                        |10.2.0

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> ---
(In reply to Egor Suvorov from comment #0)
> suggested that maybe clang++ starts to implement some kind of destructive
> moves:

That would not be permitted by the C++ standard.

I can't reproduce this with clang 10.0.1 and valgrind 3.16.1