Merge pull request #784 from redboltz/more_warning_fix

Fixed warnings.

Author: redboltz

test/iterator_cpp11.cpp

@@ -27,7 +27,7 @@ TEST(iterator, vector)
     vec_type vec;
     vec.reserve(VECTOR_SIZE);
     for (unsigned int i = 0; i < VECTOR_SIZE; i++) {
-        vec.push_back(rand());
+        vec.push_back(static_cast<unsigned int>(rand()));
     }
     msgpack::sbuffer sbuf;
     msgpack::pack(sbuf, vec);
@@ -53,7 +53,7 @@ TEST(iterator, map)
     using map_type = map<unsigned int, unsigned int>;
     map_type map;
     for (unsigned int i = 0; i < MAP_SIZE; i++) {
-        map[rand()] = rand();
+        map[static_cast<unsigned int>(rand())] = static_cast<unsigned int>(rand());
     }
     msgpack::sbuffer sbuf;
     msgpack::pack(sbuf, map);

test/size_equal_only.cpp

@@ -192,15 +192,13 @@ TEST(size_equal_only, tuple)
 }
 
 struct foo1 {
-    foo1() = default;
     foo1(int i, bool b):t(i, b), seo(t) {}
     std::tuple<int, bool> t;
     msgpack::type::size_equal_only<std::tuple<int, bool> > seo;
     MSGPACK_DEFINE(seo);
 };
 
 struct foo2 {
-    foo2() = default;
     foo2(int i, bool b, std::string const& s):t(i, b, s), seo(t) {}
     std::tuple<int, bool, std::string> t;
     msgpack::type::size_equal_only<std::tuple<int, bool, std::string> > seo;