Add explicit keywords.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@64915 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/llvm/ADT/SmallVector.h b/include/llvm/ADT/SmallVector.h
index 8a2e17b..c981d57 100644
--- a/include/llvm/ADT/SmallVector.h
+++ b/include/llvm/ADT/SmallVector.h
@@ -75,7 +75,7 @@
   // Space after 'FirstEl' is clobbered, do not add any instance vars after it.
 public:
   // Default ctor - Initialize to empty.
-  SmallVectorImpl(unsigned N)
+  explicit SmallVectorImpl(unsigned N)
     : Begin(reinterpret_cast<T*>(&FirstEl)),
       End(reinterpret_cast<T*>(&FirstEl)),
       Capacity(reinterpret_cast<T*>(&FirstEl)+N) {
diff --git a/lib/Target/Sparc/FPMover.cpp b/lib/Target/Sparc/FPMover.cpp
index 5faf2a1..f72a4c4 100644
--- a/lib/Target/Sparc/FPMover.cpp
+++ b/lib/Target/Sparc/FPMover.cpp
@@ -33,7 +33,7 @@
     TargetMachine &TM;
     
     static char ID;
-    FPMover(TargetMachine &tm) 
+    explicit FPMover(TargetMachine &tm) 
       : MachineFunctionPass(&ID), TM(tm) { }
 
     virtual const char *getPassName() const {
diff --git a/lib/Transforms/IPO/ArgumentPromotion.cpp b/lib/Transforms/IPO/ArgumentPromotion.cpp
index 183e1a1..b562c42 100644
--- a/lib/Transforms/IPO/ArgumentPromotion.cpp
+++ b/lib/Transforms/IPO/ArgumentPromotion.cpp
@@ -66,8 +66,8 @@
 
     virtual bool runOnSCC(const std::vector<CallGraphNode *> &SCC);
     static char ID; // Pass identification, replacement for typeid
-    ArgPromotion(unsigned maxElements = 3) : CallGraphSCCPass(&ID),
-                                             maxElements(maxElements) {}
+    explicit ArgPromotion(unsigned maxElements = 3)
+      : CallGraphSCCPass(&ID), maxElements(maxElements) {}
 
     /// A vector used to hold the indices of a single GEP instruction
     typedef std::vector<uint64_t> IndicesVector;
diff --git a/utils/TableGen/AsmWriterEmitter.cpp b/utils/TableGen/AsmWriterEmitter.cpp
index e2cd5dc..93d67e8 100644
--- a/utils/TableGen/AsmWriterEmitter.cpp
+++ b/utils/TableGen/AsmWriterEmitter.cpp
@@ -48,7 +48,7 @@
     // To make VS STL happy
     AsmWriterOperand():OperandType(isLiteralTextOperand) {}
 
-    AsmWriterOperand(const std::string &LitStr)
+    explicit AsmWriterOperand(const std::string &LitStr)
       : OperandType(isLiteralTextOperand), Str(LitStr) {}
 
     AsmWriterOperand(const std::string &Printer, unsigned OpNo, 
diff --git a/utils/TableGen/DAGISelEmitter.h b/utils/TableGen/DAGISelEmitter.h
index 2f626f6..1b9f8ba 100644
--- a/utils/TableGen/DAGISelEmitter.h
+++ b/utils/TableGen/DAGISelEmitter.h
@@ -27,7 +27,7 @@
   RecordKeeper &Records;
   CodeGenDAGPatterns CGP;
 public:
-  DAGISelEmitter(RecordKeeper &R) : Records(R), CGP(R) {}
+  explicit DAGISelEmitter(RecordKeeper &R) : Records(R), CGP(R) {}
 
   // run - Output the isel, returning true on failure.
   void run(std::ostream &OS);