[PATCH] D43965: [CodeGen] Force the backend to follow clang's EmulatedTLS flag

[Chih-Hung Hsieh via Phabricator via cfe-commits]

chh commandeered this revision.
chh edited reviewers, added: mstorsjo; removed: chh.
chh added a comment.

I will upload a different fix soon.
We should set ExplicitEmulatedTLS only when -f[no-]emulated-tls flag is found at command line.
Any front-end should only pass the flag and let backend decide the default based on target.


Repository:
  rC Clang

https://reviews.llvm.org/D43965