[PATCH] D38250: [libunwind] Implement the Get/SetTopOfFunctionStack functions via a __thread TLS variable

[Saleem Abdulrasool via Phabricator via cfe-commits]

compnerd requested changes to this revision.
compnerd added a comment.
This revision now requires changes to proceed.

Actually, Ill go ahead and make the more invasive change and that will provide this properly.


https://reviews.llvm.org/D38250