[Bug libstdc++/82254] std::is_nothrow_invocable_r is broken

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82254

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |ASSIGNED
   Last reconfirmed|                            |2017-09-19
          Component|c++                         |libstdc++
           Assignee|unassigned at gcc dot gnu.org      |redi at gcc dot gnu.org
     Ever confirmed|0                           |1

--- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> ---
#include <type_traits>

struct X {
        X(int x) { throw x; }
};
int f(int x) noexcept { return x; }
using F = decltype(f);

static_assert( !std::is_nothrow_invocable_r_v<X, F, int> );