https://issues.dlang.org/show_bug.cgi?id=15639
--- Comment #1 from github-bugzi...@puremagic.com --- Commits pushed to master at https://github.com/D-Programming-Language/phobos https://github.com/D-Programming-Language/phobos/commit/175b9129a0293667371027fa68b85d9e7c78754e fixed issue 15639 https://github.com/D-Programming-Language/phobos/commit/3edc09dfa4d4e6223409316d2dcde6d3fdec7066 Merge pull request #4023 from BBasile/ussue-15639 fixed issue 15639 - allocator.make enables abstract class instantiation --