Add explicit keywords.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46506 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 3 insertions, 3 deletions

diff --git a/include/llvm/CodeGen/MachineOperand.h b/include/llvm/CodeGen/MachineOperand.h
index a782ff538c..7fb2b9e767 100644
--- a/include/llvm/CodeGen/MachineOperand.h
+++ b/include/llvm/CodeGen/MachineOperand.h
@@ -97,7 +97,7 @@ private:
     } OffsetedInfo;
   } Contents;
   
-  MachineOperand(MachineOperandType K) : OpKind(K), ParentMI(0) {}
+  explicit MachineOperand(MachineOperandType K) : OpKind(K), ParentMI(0) {}
 public:
   MachineOperand(const MachineOperand &M) {
     *this = M;
diff --git a/include/llvm/CodeGen/MachineRegisterInfo.h b/include/llvm/CodeGen/MachineRegisterInfo.h
index 47ffbfbab7..2a62a83130 100644
--- a/include/llvm/CodeGen/MachineRegisterInfo.h
+++ b/include/llvm/CodeGen/MachineRegisterInfo.h
@@ -54,7 +54,7 @@ class MachineRegisterInfo {
   MachineRegisterInfo(const MachineRegisterInfo&); // DO NOT IMPLEMENT
   void operator=(const MachineRegisterInfo&);      // DO NOT IMPLEMENT
 public:
-  MachineRegisterInfo(const MRegisterInfo &MRI);
+  explicit MachineRegisterInfo(const MRegisterInfo &MRI);
   ~MachineRegisterInfo();
   
   //===--------------------------------------------------------------------===//
@@ -203,7 +203,7 @@ public:
   class defusechain_iterator
     : public forward_iterator<MachineInstr, ptrdiff_t> {
     MachineOperand *Op;
-    defusechain_iterator(MachineOperand *op) : Op(op) {
+    explicit defusechain_iterator(MachineOperand *op) : Op(op) {
       // If the first node isn't one we're interested in, advance to one that
       // we are interested in.
       if (op) {