forked from boostorg/mp11
* added mp_lambda * launched GHA * skipped ICE-generating test in GCC < 4.9 * fixed GCC detection in workaround * test-skipped and documented GCC 4.8 bug * added missing s/const/CONST * tempirarily expanded macro to isolate problem with VS2017 * tried workaround for C3546 * tried another workaround * wrapped workaround up * dropped unnecessary devoiding in variadic (member) functions * temporary code to check VS compliance wrt function qualifiers * removed version printer * checked compliance with qualified (member) function partial specialization * checked each partial specialization individually * wrapped up VS2013 investigation * left variadics out of VS2013 * skipped noexcept-involving tests for VS2013 (keyword not supported) * given up on VS2013 support for mp_lambda * dropped lambda_devoid_args