Greg Sjaardema 40638a75b3 Use C++11 compatible std::is_same operations ...

The `operator()` member function of `std::is_same` was added in C++14.  For C++11, the `::value` needs to be used instead.

2020-01-15 11:20:47 -08:00

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fmt

Use C++11 compatible std::is_same operations

2020-01-15 11:20:47 -08:00