Also see: https://github.com/abseil/abseil-cpp/issues/87#issuecomment-411218420 https://github.com/abseil/abseil-cpp/releases/tag/20180600 This library is quite likely to be soon used [by me, [1]] in darktable, which is packaged in debian. [1] https://github.com/darktable-org/rawspeed/issues/122 Roman.