Ensure we can build with stable
Until the allocators API is added (which will probably stable 1.28), we need to use internal allocator functions to build on stable. There's been a few issues with the borrowck that have been fixed as well.
Until the allocators API is added (which will probably stable 1.28), we need to use internal allocator functions to build on stable. There's been a few issues with the borrowck that have been fixed as well.