Unweaken vtables as per http://llvm.org/docs/CodingStandards.html#ll_virtual_anch

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@146959 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/ToolChains.cpp b/lib/Driver/ToolChains.cpp
index 728255e..b53f2d3 100644
--- a/lib/Driver/ToolChains.cpp
+++ b/lib/Driver/ToolChains.cpp
@@ -192,6 +192,8 @@
   return Triple.getTriple();
 }
 
+void Generic_ELF::anchor() {}
+
 Tool &Darwin::SelectTool(const Compilation &C, const JobAction &JA,
                          const ActionList &Inputs) const {
   Action::ActionClass Key;