diff --git a/Source/CTest/cmCTestBZR.cxx b/Source/CTest/cmCTestBZR.cxx
index 36302df19..381c70ce5 100644
--- a/Source/CTest/cmCTestBZR.cxx
+++ b/Source/CTest/cmCTestBZR.cxx
@@ -128,13 +128,12 @@ class cmCTestBZR::RevnoParser: public cmCTestVC::LineParser
 {
 public:
   RevnoParser(cmCTestBZR* bzr, const char* prefix, std::string& rev):
-    BZR(bzr), Rev(rev)
+    Rev(rev)
     {
     this->SetLog(&bzr->Log, prefix);
     this->RegexRevno.compile("^([0-9]+)$");
     }
 private:
-  cmCTestBZR* BZR;
   std::string& Rev;
   cmsys::RegularExpression RegexRevno;
   virtual bool ProcessLine()
diff --git a/Source/cmMakefileTargetGenerator.cxx b/Source/cmMakefileTargetGenerator.cxx
index df892759f..16e3e026c 100644
--- a/Source/cmMakefileTargetGenerator.cxx
+++ b/Source/cmMakefileTargetGenerator.cxx
@@ -1416,10 +1416,9 @@ class cmMakefileTargetGeneratorObjectStrings
 {
 public:
   cmMakefileTargetGeneratorObjectStrings(std::vector<std::string>& strings,
-                                         cmMakefile* mf,
                                          cmLocalUnixMakefileGenerator3* lg,
                                          std::string::size_type limit):
-    Strings(strings), Makefile(mf), LocalGenerator(lg), LengthLimit(limit)
+    Strings(strings), LocalGenerator(lg), LengthLimit(limit)
     {
     this->Space = "";
     }
@@ -1454,7 +1453,6 @@ public:
     }
 private:
   std::vector<std::string>& Strings;
-  cmMakefile* Makefile;
   cmLocalUnixMakefileGenerator3* LocalGenerator;
   std::string::size_type LengthLimit;
   std::string CurrentString;
@@ -1469,7 +1467,7 @@ cmMakefileTargetGenerator
                       std::string::size_type limit)
 {
   cmMakefileTargetGeneratorObjectStrings
-    helper(objStrings, this->Makefile, this->LocalGenerator, limit);
+    helper(objStrings, this->LocalGenerator, limit);
   for(std::vector<std::string>::const_iterator i = this->Objects.begin();
       i != this->Objects.end(); ++i)
     {
diff --git a/Source/cmOrderDirectories.h b/Source/cmOrderDirectories.h
index 775a4ebb8..96a75de17 100644
--- a/Source/cmOrderDirectories.h
+++ b/Source/cmOrderDirectories.h
@@ -48,7 +48,6 @@ private:
 
   std::vector<std::string> OrderedDirectories;
 
-  bool OrderedDirectoriesComputed;
   std::vector<cmOrderDirectoriesConstraint*> ConstraintEntries;
   std::vector<cmOrderDirectoriesConstraint*> ImplicitDirEntries;
   std::vector<std::string> UserDirectories;