7 files changed, 17 insertions, 23 deletions
diff --git a/lib/Analysis/AliasAnalysis.cpp b/lib/Analysis/AliasAnalysis.cpp
index 2abcbde74e..1843cd41d4 100644
--- a/lib/Analysis/AliasAnalysis.cpp
+++ b/lib/Analysis/AliasAnalysis.cpp
@@ -188,8 +188,4 @@ bool AliasAnalysis::canInstructionRangeModify(const Instruction &I1,
 // be pulled in if the AliasAnalysis classes are pulled in.  Otherwise we run
 // the risk of AliasAnalysis being used, but the default implementation not
 // being linked into the tool that uses it.
-//
-namespace llvm {
-  extern int BasicAAStub;
-}
-static IncludeFile INCLUDE_BASICAA_CPP((void*)&BasicAAStub);
+DEFINING_FILE_FOR(AliasAnalysis)
diff --git a/lib/Analysis/BasicAliasAnalysis.cpp b/lib/Analysis/BasicAliasAnalysis.cpp
index 3cda92e49f..fa4a029648 100644
--- a/lib/Analysis/BasicAliasAnalysis.cpp
+++ b/lib/Analysis/BasicAliasAnalysis.cpp
@@ -26,9 +26,6 @@
 #include <algorithm>
 using namespace llvm;
 
-// Make sure that anything that uses AliasAnalysis pulls in this file...
-int llvm::BasicAAStub;
-
 namespace {
   /// NoAA - This class implements the -no-aa pass, which always returns "I
   /// don't know" for alias queries.  NoAA is unlike other alias analysis
@@ -846,3 +843,6 @@ BasicAliasAnalysis::getModRefBehavior(Function *F, CallSite CS,
 
   return UnknownModRefBehavior;
 }
+
+// Make sure that anything that uses AliasAnalysis pulls in this file...
+DEFINING_FILE_FOR(BasicAliasAnalysis)
diff --git a/lib/Analysis/IPA/CallGraph.cpp b/lib/Analysis/IPA/CallGraph.cpp
index f8846d390a..78bb735ffa 100644
--- a/lib/Analysis/IPA/CallGraph.cpp
+++ b/lib/Analysis/IPA/CallGraph.cpp
@@ -19,8 +19,6 @@
 #include <iostream>
 using namespace llvm;
 
-int llvm::BasicCallGraphStub;
-
 static bool isOnlyADirectCall(Function *F, CallSite CS) {
   if (!CS.getInstruction()) return false;
   for (CallSite::arg_iterator I = CS.arg_begin(), E = CS.arg_end(); I != E; ++I)
@@ -256,10 +254,6 @@ CallGraphNode *CallGraph::getOrInsertFunction(const Function *F) {
   return CGN = new CallGraphNode(const_cast<Function*>(F));
 }
 
-
-
-int CallGraph::stub; // to ensure linkage of this file.
-
 void CallGraphNode::print(std::ostream &OS) const {
   if (Function *F = getFunction())
     OS << "Call graph node for function: '" << F->getName() <<"'\n";
@@ -297,3 +291,6 @@ void CallGraphNode::removeAnyCallEdgeTo(CallGraphNode *Callee) {
       --i; --e;
     }
 }
+
+// Enuse that users of CallGraph.h also link with this file
+DEFINING_FILE_FOR(CallGraph)
diff --git a/lib/Analysis/IPA/FindUsedTypes.cpp b/lib/Analysis/IPA/FindUsedTypes.cpp
index f7efc7d3a4..725cec4c01 100644
--- a/lib/Analysis/IPA/FindUsedTypes.cpp
+++ b/lib/Analysis/IPA/FindUsedTypes.cpp
@@ -24,9 +24,6 @@ using namespace llvm;
 static RegisterAnalysis<FindUsedTypes>
 X("printusedtypes", "Find Used Types");
 
-// stub to help linkage
-int FindUsedTypes::stub; // to ensure linkage of this file
-
 // IncorporateType - Incorporate one type and all of its subtypes into the
 // collection of used types.
 //
@@ -104,3 +101,6 @@ void FindUsedTypes::print(std::ostream &o, const Module *M) const {
            E = UsedTypes.end(); I != E; ++I)
       o << "  " << **I << "\n";
 }
+
+// Ensure that this file gets linked in when FindUsedTypes.h is used.
+DEFINING_FILE_FOR(FindUsedTypes)
diff --git a/lib/Analysis/LoopInfo.cpp b/lib/Analysis/LoopInfo.cpp
index f2ef17682f..c7ce58ef91 100644
--- a/lib/Analysis/LoopInfo.cpp
+++ b/lib/Analysis/LoopInfo.cpp
@@ -86,8 +86,6 @@ void Loop::dump() const {
 //===----------------------------------------------------------------------===//
 // LoopInfo implementation
 //
-int LoopInfo::stub;
-
 bool LoopInfo::runOnFunction(Function &) {
   releaseMemory();
   Calculate(getAnalysis<ETForest>());    // Update
@@ -557,3 +555,6 @@ Loop *Loop::removeChildLoop(iterator I) {
 void Loop::removeBlockFromLoop(BasicBlock *BB) {
   RemoveFromVector(Blocks, BB);
 }
+
+// Ensure this file gets linked when LoopInfo.h is used.
+DEFINING_FILE_FOR(LoopInfo)
diff --git a/lib/Analysis/PostDominators.cpp b/lib/Analysis/PostDominators.cpp
index 611ea60a67..e195d7a4c7 100644
--- a/lib/Analysis/PostDominators.cpp
+++ b/lib/Analysis/PostDominators.cpp
@@ -359,6 +359,5 @@ PostDominanceFrontier::calculate(const PostDominatorTree &DT,
   return S;
 }
 
-// stub - a dummy function to make linking work ok.
-int PostDominanceFrontier::stub;
-
+// Ensure that this .cpp file gets linked when PostDominators.h is used.
+DEFINING_FILE_FOR(PostDominanceFrontier)
diff --git a/lib/Analysis/ValueNumbering.cpp b/lib/Analysis/ValueNumbering.cpp
index 0648222454..c534bba4dc 100644
--- a/lib/Analysis/ValueNumbering.cpp
+++ b/lib/Analysis/ValueNumbering.cpp
@@ -239,4 +239,5 @@ void BVNImpl::handleTernaryInst(Instruction &I) {
 }
 
 
-int llvm::BasicValueNumberingStub; // to ensure linkage of this file
+// Ensure that users of ValueNumbering.h will link with this file
+DEFINING_FILE_FOR(BasicValueNumbering)