4 files changed, 21 insertions, 1 deletions
diff --git a/lib/Analysis/Dominators.cpp b/lib/Analysis/Dominators.cpp
new file mode 100644
index 0000000000..0e02c6d717
--- /dev/null
+++ b/lib/Analysis/Dominators.cpp
@@ -0,0 +1,14 @@
+//=- Dominators.cpp - Implementation of dominators tree for Clang CFG C++ -*-=//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "clang/Analysis/Analyses/Dominators.h"
+
+using namespace clang;
+
+void DominatorTree::anchor() { }
diff --git a/lib/Analysis/LiveVariables.cpp b/lib/Analysis/LiveVariables.cpp
index 3a325009d4..ff6607d51a 100644
--- a/lib/Analysis/LiveVariables.cpp
+++ b/lib/Analysis/LiveVariables.cpp
@@ -143,6 +143,8 @@ namespace {
   }
 }
 
+void LiveVariables::Observer::anchor() { }
+
 LiveVariables::LivenessValues
 LiveVariablesImpl::merge(LiveVariables::LivenessValues valsA,
                          LiveVariables::LivenessValues valsB) {  
diff --git a/lib/Analysis/PostOrderCFGView.cpp b/lib/Analysis/PostOrderCFGView.cpp
index 311423f285..cfd66f7aa1 100644
--- a/lib/Analysis/PostOrderCFGView.cpp
+++ b/lib/Analysis/PostOrderCFGView.cpp
@@ -15,6 +15,8 @@
 
 using namespace clang;
 
+void PostOrderCFGView::anchor() { }
+
 PostOrderCFGView::PostOrderCFGView(const CFG *cfg) {
   Blocks.reserve(cfg->getNumBlockIDs());
   CFGBlockSet BSet(cfg);
diff --git a/lib/Analysis/ReachableCode.cpp b/lib/Analysis/ReachableCode.cpp
index 62575f9f23..bb63e2c184 100644
--- a/lib/Analysis/ReachableCode.cpp
+++ b/lib/Analysis/ReachableCode.cpp
@@ -251,7 +251,9 @@ void DeadCodeScan::reportDeadCode(const Stmt *S,
 }
 
 namespace clang { namespace reachable_code {
-  
+
+void Callback::anchor() { }  
+
 unsigned ScanReachableFromBlock(const CFGBlock *Start,
                                 llvm::BitVector &Reachable) {
   unsigned count = 0;