Add explicit keywords.

[oota-llvm.git] / lib / Analysis / ValueNumbering.cpp

diff --git a/lib/Analysis/ValueNumbering.cpp b/lib/Analysis/ValueNumbering.cpp
index bdb9422c238a5ed83809e755f3cae2762d830ab3..8665acdb46f9b8fbe0031485c4ba783d44154b75 100644 (file)
--- a/lib/Analysis/ValueNumbering.cpp
+++ b/lib/Analysis/ValueNumbering.cpp
@@ -78,7 +78,7 @@ namespace {
   ///
   struct VISIBILITY_HIDDEN BVNImpl : public InstVisitor<BVNImpl> {
     std::vector<Value*> &RetVals;
-    BVNImpl(std::vector<Value*> &RV) : RetVals(RV) {}
+    explicit BVNImpl(std::vector<Value*> &RV) : RetVals(RV) {}
 
     void visitCastInst(CastInst &I);
     void visitGetElementPtrInst(GetElementPtrInst &I);