4 files changed, 7 insertions, 7 deletions
diff --git a/lib/Transforms/IPO/ExtractFunction.cpp b/lib/Transforms/IPO/ExtractFunction.cpp
index 8d6af4176e..ed22465f89 100644
--- a/lib/Transforms/IPO/ExtractFunction.cpp
+++ b/lib/Transforms/IPO/ExtractFunction.cpp
@@ -31,8 +31,8 @@ namespace {
     /// specified function. Otherwise, it deletes as much of the module as
     /// possible, except for the function specified.
     ///
-    FunctionExtractorPass(Function *F = 0, bool deleteFn = true,
-                          bool relinkCallees = false)
+    explicit FunctionExtractorPass(Function *F = 0, bool deleteFn = true,
+                                   bool relinkCallees = false)
       : ModulePass((intptr_t)&ID), Named(F), deleteFunc(deleteFn), 
       reLink(relinkCallees) {}
 
diff --git a/lib/Transforms/IPO/Internalize.cpp b/lib/Transforms/IPO/Internalize.cpp
index 7b5392c0d9..7ca6cb1dfa 100644
--- a/lib/Transforms/IPO/Internalize.cpp
+++ b/lib/Transforms/IPO/Internalize.cpp
@@ -47,8 +47,8 @@ namespace {
     bool DontInternalize;
   public:
     static char ID; // Pass identification, replacement for typeid
-    InternalizePass(bool InternalizeEverything = true);
-    InternalizePass(const std::vector <const char *>& exportList);
+    explicit InternalizePass(bool InternalizeEverything = true);
+    explicit InternalizePass(const std::vector <const char *>& exportList);
     void LoadFile(const char *Filename);
     virtual bool runOnModule(Module &M);
   };
diff --git a/lib/Transforms/IPO/LoopExtractor.cpp b/lib/Transforms/IPO/LoopExtractor.cpp
index 7b14ce04de..80c1e1a287 100644
--- a/lib/Transforms/IPO/LoopExtractor.cpp
+++ b/lib/Transforms/IPO/LoopExtractor.cpp
@@ -37,7 +37,7 @@ namespace {
     static char ID; // Pass identification, replacement for typeid
     unsigned NumLoops;
 
-    LoopExtractor(unsigned numLoops = ~0) 
+    explicit LoopExtractor(unsigned numLoops = ~0) 
       : FunctionPass((intptr_t)&ID), NumLoops(numLoops) {}
 
     virtual bool runOnFunction(Function &F);
@@ -151,7 +151,7 @@ namespace {
     std::vector<BasicBlock*> BlocksToNotExtract;
   public:
     static char ID; // Pass identification, replacement for typeid
-    BlockExtractorPass(std::vector<BasicBlock*> &B) 
+    explicit BlockExtractorPass(std::vector<BasicBlock*> &B) 
       : ModulePass((intptr_t)&ID), BlocksToNotExtract(B) {}
     BlockExtractorPass() : ModulePass((intptr_t)&ID) {}
 
diff --git a/lib/Transforms/IPO/StripSymbols.cpp b/lib/Transforms/IPO/StripSymbols.cpp
index c8f892604e..aaecc2f252 100644
--- a/lib/Transforms/IPO/StripSymbols.cpp
+++ b/lib/Transforms/IPO/StripSymbols.cpp
@@ -38,7 +38,7 @@ namespace {
     bool OnlyDebugInfo;
   public:
     static char ID; // Pass identification, replacement for typeid
-    StripSymbols(bool ODI = false) 
+    explicit StripSymbols(bool ODI = false) 
       : ModulePass((intptr_t)&ID), OnlyDebugInfo(ODI) {}
 
     virtual bool runOnModule(Module &M);