Anna Gringauze 21cb6bb8b0
Added testing for c++17 to latest compilers with test with (#692)
* Added testing with std=c++17 for latest compilers

Added running latest compilers with -std=c++17 option to CI the test matrix,
Updated cmake configuration to allow passing c++ standard on the command line.

* attempt to fix appveyor break

* added clang6.0, removed c++17 tests for clang 5.0

* commented out tests for clang with c++17 die to issue #695

* Addresed comments
2018-06-15 10:13:11 -07:00
..
2018-02-21 13:33:07 -08:00