Declare single-argument (non-converting) constructors "explicit"

In order to avoid unintended implicit conversions.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/test/base58_tests.cpp b/src/test/base58_tests.cpp
index b33cdb9fe6..ee633249e9 100644
--- a/src/test/base58_tests.cpp
+++ b/src/test/base58_tests.cpp
@@ -78,7 +78,7 @@ class TestAddrTypeVisitor : public boost::static_visitor<bool>
 private:
     std::string exp_addrType;
 public:
-    TestAddrTypeVisitor(const std::string &_exp_addrType) : exp_addrType(_exp_addrType) { }
+    explicit TestAddrTypeVisitor(const std::string &_exp_addrType) : exp_addrType(_exp_addrType) { }
     bool operator()(const CKeyID &id) const
     {
         return (exp_addrType == "pubkey");
@@ -99,7 +99,7 @@ class TestPayloadVisitor : public boost::static_visitor<bool>
 private:
     std::vector<unsigned char> exp_payload;
 public:
-    TestPayloadVisitor(std::vector<unsigned char> &_exp_payload) : exp_payload(_exp_payload) { }
+    explicit TestPayloadVisitor(std::vector<unsigned char> &_exp_payload) : exp_payload(_exp_payload) { }
     bool operator()(const CKeyID &id) const
     {
         uint160 exp_key(exp_payload);