https://issues.dlang.org/show_bug.cgi?id=16506
--- Comment #4 from github-bugzi...@puremagic.com --- Commits pushed to stable at https://github.com/dlang/phobos https://github.com/dlang/phobos/commit/2a2e04b9c7b0c7fa10b22254b95aa2cb7826a82c fix issue 16506 - segfaults in std.experimental.allocator: FreeTree with GCAllocator or Mallocator https://github.com/dlang/phobos/commit/25418edb0611ca6de06c6a8d7281407cd4c9a2e6 Merge pull request #4798 from aG0aep6G/FreeTree --