Fixed hasLinkerPrivateGlobalPrefix treating StringRef as C String.

Reviewers: jgravelle-google, sbc100

Subscribers: aheejin, llvm-commits

Differential Revision: https://reviews.llvm.org/D57545

llvm-svn: 352810
GitOrigin-RevId: 5f563f06d1420fc09023c55858d14c3bf1576537
1 file changed