Théo DELRIEU 4e52277b70 Fix issue #1237 ... * Make the conversion operator SFINAE correct. * Workaround a GCC bug with some traits in type_traits.hpp The first bullet-point implies that every `get`/`get_ptr` be SFINAE correct as well.		2018-09-20 10:33:14 +02:00
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nlohmann	Fix issue #1237	2018-09-20 10:33:14 +02:00