[Bug c++/81311] [7 Regression] An std::ref argument calls copy constructor instead of template constructor in C++17 mode

[aoliva at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81311

Alexandre Oliva <aoliva at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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                 CC|                            |aoliva at gcc dot gnu.org

--- Comment #3 from Alexandre Oliva <aoliva at gcc dot gnu.org> ---
bug 85101 and bug 85092 started with the patch in comment 2