Le 04/10/2019 à 18:05, Zhuo Peng a écrit : > Dear Arrow maintainers, > > Sorry if this was raised before. I did search the mailing list but "C++" > matched too many results.. > > With manylinux1 (GCC4.8) being sunset, both Conda and Pypa are providing a > modern enough toolchain (Conda Forge - GCC7; Pypa manylinux2010 docker - > devtoolset-8(GCC8)). And full C++17 support has been included in GCC7 [1]. I > wonder what are the concerns of adopting a newer standard? > > C++14 might not bring a whole lot of interesting features, but C++17 brings: > > std::string_view > std::optional > std::variant (the newly added Result class is based on some form of variant > implementation I suppose?)
We already have `string_view` and `variant` backports. We could reasonably add a `optional` backport. > And btw, was -std=gnu++11 an intentional choice? what gnu extensions does the > library rely on? None, AFAIK. Arrow compiles on MSVC fine. Where is -std=gnu++11 added? Regards Antoine.
