diff --git a/lib/Analysis/DataStructure/BottomUpClosure.cpp b/lib/Analysis/DataStructure/BottomUpClosure.cpp
index 3ea7f0c96ab..f35e531e41b 100644
--- a/lib/Analysis/DataStructure/BottomUpClosure.cpp
+++ b/lib/Analysis/DataStructure/BottomUpClosure.cpp
@@ -235,7 +235,7 @@ DSGraph &BUDataStructures::calculateGraph(Function &F) {
   Graph->markIncompleteNodes();
   Graph->removeDeadNodes(/*KeepAllGlobals*/ false, /*KeepCalls*/ false);
 
-  DEBUG(cerr << "  [BU] Done inlining: " << F.getName() << "\n");
+  DEBUG(std::cerr << "  [BU] Done inlining: " << F.getName() << "\n");
 
   return *Graph;
 }
diff --git a/lib/Analysis/DataStructure/DataStructure.cpp b/lib/Analysis/DataStructure/DataStructure.cpp
index 7ef79211ac3..84cb3e9da97 100644
--- a/lib/Analysis/DataStructure/DataStructure.cpp
+++ b/lib/Analysis/DataStructure/DataStructure.cpp
@@ -349,9 +349,8 @@ bool DSGraph::isNodeDead(DSNode *N) {
   return false;
 }
 
-static void
-removeIdenticalCalls(std::vector<std::vector<DSNodeHandle> >& Calls,
-                     const string& where) {
+static void removeIdenticalCalls(std::vector<std::vector<DSNodeHandle> > &Calls,
+                                 const std::string &where) {
   // Remove trivially identical function calls
   unsigned NumFns = Calls.size();
   std::sort(Calls.begin(), Calls.end());
@@ -359,8 +358,8 @@ removeIdenticalCalls(std::vector<std::vector<DSNodeHandle> >& Calls,
               Calls.end());
 
   DEBUG(if (NumFns != Calls.size())
-        std::cerr << "Merged " << (NumFns-Calls.size())
-        << " call nodes in " << where << "\n";);
+          std::cerr << "Merged " << (NumFns-Calls.size())
+                    << " call nodes in " << where << "\n";);
 }
 
 // removeTriviallyDeadNodes - After the graph has been constructed, this method
@@ -727,7 +726,7 @@ void GlobalDSGraph::cloneCalls(DSGraph& Graph) {
   }
 
   // remove trivially identical function calls
-  removeIdenticalCalls(FunctionCalls, string("Globals Graph"));
+  removeIdenticalCalls(FunctionCalls, "Globals Graph");
 }
 
 
@@ -759,3 +758,4 @@ bool LocalDataStructures::run(Module &M) {
 
   return false;
 }
+
diff --git a/lib/Analysis/DataStructure/TopDownClosure.cpp b/lib/Analysis/DataStructure/TopDownClosure.cpp
index 8f8e2ecf51c..561e857f636 100644
--- a/lib/Analysis/DataStructure/TopDownClosure.cpp
+++ b/lib/Analysis/DataStructure/TopDownClosure.cpp
@@ -168,7 +168,7 @@ DSGraph &TDDataStructures::calculateGraph(Function &F) {
   // Find the callers of this function recorded during the BU pass
   std::set<Function*> &PendingCallers = BUGraph.getPendingCallers();
 
-  DEBUG(cerr << "  [TD] Inlining callers for: " << F.getName() << "\n");
+  DEBUG(std::cerr << "  [TD] Inlining callers for: " << F.getName() << "\n");
 
   for (std::set<Function*>::iterator I=PendingCallers.begin(),
          E=PendingCallers.end(); I != E; ++I) {
@@ -176,7 +176,7 @@ DSGraph &TDDataStructures::calculateGraph(Function &F) {
     assert(! caller.isExternal() && "Externals unexpected in callers list");
     
     DEBUG(std::cerr << "\t [TD] Inlining " << caller.getName()
-          << " into callee: " << F.getName() << "\n");
+                    << " into callee: " << F.getName() << "\n");
     
     // These two maps keep track of where scalars in the old graph _used_
     // to point to, and of new nodes matching nodes of the old graph.
@@ -194,8 +194,8 @@ DSGraph &TDDataStructures::calculateGraph(Function &F) {
       //
       DSGraph &callerGraph = calculateGraph(caller);  // Graph to inline
       
-      DEBUG(cerr << "\t\t[TD] Got graph for " << caller.getName() << " in: "
-            << F.getName() << "\n");
+      DEBUG(std::cerr << "\t\t[TD] Got graph for " << caller.getName()
+                      << " in: " << F.getName() << "\n");
 
       // Clone the caller's graph into the current graph, keeping
       // track of where scalars in the old graph _used_ to point...
@@ -218,7 +218,8 @@ DSGraph &TDDataStructures::calculateGraph(Function &F) {
                              /*&& FIXME: NEED TO CHECK IF ALL CALLERS FOUND!*/);
   Graph->removeDeadNodes(/*KeepAllGlobals*/ false, /*KeepCalls*/ false);
 
-  DEBUG(cerr << "  [TD] Done inlining callers for: " << F.getName() << "\n");
+  DEBUG(std::cerr << "  [TD] Done inlining callers for: "
+                  << F.getName() << "\n");
 
   return *Graph;
 }