check c++ version correctly under MSVC

yhirose / cpp-peglib

A single file C++ header-only PEG (Parsing Expression Grammars) library

MIT License

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Closed RicoP closed 5 months ago

RicoP commented 5 months ago

I added a macro to test against _MSVC_LANG rather than cplusplus under MSVC so windows users don't have to pass the `/Zc:cplusplus` option.

yhirose commented 5 months ago

@RicoP thank you for the pull request, but I would not like to introduce any vender specific macro or code in peglib.h.