On Thu, 12 Sep 2019, 01:39 Raymond Burkholder via Boost-users, <boost-users@lists.boost.org> wrote:
On 2019-09-11 2:14 p.m., Osman Zakir via Boost-users wrote:
> Okay, so how do I build Boost under the C++17 standard?  There's
> something I need to do in the configuration file, right?

part of my command line on linux (windows would be a different toolset):

./b2 --layout=versioned toolset=gcc cxxflags=-std=gnu++17 ........


The cxxflags use is discouraged. The cxxstd is b2 canonical setting for the standard. 

Mateusz Loskot, mateusz@loskot.net
(Sent from mobile, may suffer from top-posting)