[Diffusion] rL251582: [PowerPC] Recurse through constants when looking for TLS globals

[hfinkel@anl.gov via llvm-commits]

hfinkel added auditors: 3.7-release, llvm-commits, tstellarAMD.
hfinkel added a comment.

This patch should be safe for the release branch, and fixes a bug in the PPC backend not difficult to hit in practice if you're using TLS and compiling with -fPIC.


Users:
  hfinkel (Author)
  3.7-release (Auditor)
  llvm-commits (Auditor)
  tstellarAMD (Auditor)

http://reviews.llvm.org/rL251582