https://bugs.winehq.org/show_bug.cgi?id=44863
--- Comment #2 from Matteo Bruni matteo.mystral@gmail.com --- (In reply to Stefan Dösinger from comment #0)
Just a couple of comments...
*) Investigate if Core Contexts + GL_ARB_buffer_storage help on OSX.
I don't think ARB_buffer_storage is a thing on macOS.
FWIW, I agree it probably makes sense to mark all buffers as DYNAMIC on old d3d.