Problem: C-style casts used

Solution: use static_cast instead

src/array.hpp

@@ -89,20 +89,23 @@ template <typename T, int ID = 0> class array_t
     inline void push_back (T *item_)
     {
         if (item_)
-            ((item_t *) item_)->set_array_index ((int) _items.size ());
+            static_cast<item_t *> (item_)->set_array_index (
+              static_cast<int> (_items.size ()));
         _items.push_back (item_);
     }
 
     inline void erase (T *item_)
     {
-        erase (((item_t *) item_)->get_array_index ());
+        erase (static_cast<item_t *> (item_)->get_array_index ());
     }
 
     inline void erase (size_type index_)
     {
         if (_items.empty ())
             return;
-        ((item_t *) _items.back ())->set_array_index ((int) index_);
+        static_cast<item_t *> (_items.back ())
+          ->set_array_index (static_cast<int> (index_));
+
         _items[index_] = _items.back ();
         _items.pop_back ();
     }
@@ -110,9 +113,11 @@ template <typename T, int ID = 0> class array_t
     inline void swap (size_type index1_, size_type index2_)
     {
         if (_items[index1_])
-            ((item_t *) _items[index1_])->set_array_index ((int) index2_);
+            static_cast<item_t *> (_items[index1_])
+              ->set_array_index (static_cast<int> (index2_));
         if (_items[index2_])
-            ((item_t *) _items[index2_])->set_array_index ((int) index1_);
+            static_cast<item_t *> (_items[index2_])
+              ->set_array_index (static_cast<int> (index1_));
         std::swap (_items[index1_], _items[index2_]);
     }
 
@@ -120,7 +125,8 @@ template <typename T, int ID = 0> class array_t
 
     static inline size_type index (T *item_)
     {
-        return (size_type) ((item_t *) item_)->get_array_index ();
+        return static_cast<size_type> (
+          static_cast<item_t *> (item_)->get_array_index ());
     }
 
   private:

src/ip_resolver.cpp

@@ -388,7 +388,7 @@ int zmq::ip_resolver_t::resolve_getaddrinfo (ip_addr_t *ip_addr_,
 
     //  Use the first result.
     zmq_assert (res != NULL);
-    zmq_assert ((size_t) res->ai_addrlen <= sizeof (*ip_addr_));
+    zmq_assert (static_cast<size_t> (res->ai_addrlen) <= sizeof (*ip_addr_));
     memcpy (ip_addr_, res->ai_addr, res->ai_addrlen);
 
     //  Cleanup getaddrinfo after copying the possibly referenced result.

src/mechanism.cpp

@@ -110,7 +110,8 @@ const char *zmq::mechanism_t::socket_type_string (int socket_type_)
 #endif
     };
     static const size_t names_count = sizeof (names) / sizeof (names[0]);
-    zmq_assert (socket_type_ >= 0 && socket_type_ < (int) names_count);
+    zmq_assert (socket_type_ >= 0
+                && socket_type_ < static_cast<int> (names_count));
     return names[socket_type_];
 }
 

src/thread.cpp

@@ -50,7 +50,7 @@ static DWORD thread_routine (LPVOID arg_)
 static unsigned int __stdcall thread_routine (void *arg_)
 #endif
 {
-    zmq::thread_t *self = (zmq::thread_t *) arg_;
+    zmq::thread_t *self = static_cast<zmq::thread_t *> (arg_);
     self->applyThreadName ();
     self->_tfn (self->_arg);
     return 0;

src/v2_decoder.cpp

@@ -115,8 +115,8 @@ int zmq::v2_decoder_t::size_ready (uint64_t msg_size_,
 
     shared_message_memory_allocator &allocator = get_allocator ();
     if (unlikely (!_zero_copy
-                  || msg_size_ > (size_t) (allocator.data () + allocator.size ()
-                                           - read_pos_))) {
+                  || msg_size_ > static_cast<size_t> (
+                       allocator.data () + allocator.size () - read_pos_))) {
         // a new message has started, but the size would exceed the pre-allocated arena
         // this happens every time when a message does not fit completely into the buffer
         rc = _in_progress.init_size (static_cast<size_t> (msg_size_));

src/ws_decoder.cpp

@@ -213,8 +213,8 @@ int zmq::ws_decoder_t::size_ready (unsigned char const *read_pos_)
 
     shared_message_memory_allocator &allocator = get_allocator ();
     if (unlikely (!_zero_copy
-                  || _size > (size_t) (allocator.data () + allocator.size ()
-                                       - read_pos_))) {
+                  || _size > static_cast<size_t> (
+                       allocator.data () + allocator.size () - read_pos_))) {
         // a new message has started, but the size would exceed the pre-allocated arena
         // this happens every time when a message does not fit completely into the buffer
         rc = _in_progress.init_size (static_cast<size_t> (_size));

src/xpub.cpp

@@ -270,7 +270,7 @@ void zmq::xpub_t::xpipe_terminated (pipe_t *pipe_)
         //  Remove pipe without actually sending the message as it was taken
         //  care of by the manual call above. subscriptions is the real mtrie,
         //  so the pipe must be removed from there or it will be left over.
-        _subscriptions.rm (pipe_, stub, (void *) NULL, false);
+        _subscriptions.rm (pipe_, stub, static_cast<void *> (NULL), false);
     } else {
         //  Remove the pipe from the trie. If there are topics that nobody
         //  is interested in anymore, send corresponding unsubscriptions

src/yqueue.hpp

@@ -187,7 +187,7 @@ template <typename T, int N> class yqueue_t
             return (chunk_t *) pv;
         return NULL;
 #else
-        return (chunk_t *) malloc (sizeof (chunk_t));
+        return static_cast<chunk_t *> (malloc (sizeof (chunk_t)));
 #endif
     }
 

src/zmq.cpp

@@ -259,7 +259,7 @@ void *zmq_socket (void *ctx_, int type_)
     }
     zmq::ctx_t *ctx = static_cast<zmq::ctx_t *> (ctx_);
     zmq::socket_base_t *s = ctx->create_socket (type_);
-    return (void *) s;
+    return static_cast<void *> (s);
 }
 
 int zmq_close (void *s_)

src/zmq_utils.cpp

@@ -63,7 +63,7 @@ void *zmq_stopwatch_start ()
     uint64_t *watch = static_cast<uint64_t *> (malloc (sizeof (uint64_t)));
     alloc_assert (watch);
     *watch = zmq::clock_t::now_us ();
-    return (void *) watch;
+    return static_cast<void *> (watch);
 }
 
 unsigned long zmq_stopwatch_intermediate (void *watch_)