commit ec537354592eb2dd56d9851bc924553a0667435e
Author: Brandon Bergren <git@bdragon.rtk0.net>
Date:   Wed Oct 24 14:46:02 2018 -0500

    Default to ELFv2 on FreeBSD.

diff --git a/contrib/llvm/tools/clang/lib/Basic/Targets/PPC.h b/contrib/llvm/tools/clang/lib/Basic/Targets/PPC.h
index 439c73a0e32..92729aabb13 100644
--- a/contrib/llvm/tools/clang/lib/Basic/Targets/PPC.h
+++ b/contrib/llvm/tools/clang/lib/Basic/Targets/PPC.h
@@ -365,6 +365,7 @@ class LLVM_LIBRARY_VISIBILITY PPC64TargetInfo : public PPCTargetInfo {
     case llvm::Triple::FreeBSD:
       LongDoubleWidth = LongDoubleAlign = 64;
       LongDoubleFormat = &llvm::APFloat::IEEEdouble();
+      ABI = "elfv2";
       break;
     default:
       break;