Additional fixes

Author: alan-george-lk

src/data_stream.cpp

@@ -344,8 +344,8 @@ void ByteStreamWriter::write(const std::vector<std::uint8_t> &data) {
   while (offset < data.size()) {
     const std::size_t n =
         std::min<std::size_t>(kStreamChunkSize, data.size() - offset);
-    std::vector<std::uint8_t> chunk(data.begin() + offset,
-                                    data.begin() + offset + n);
+    auto it = data.begin() + static_cast<std::ptrdiff_t>(offset);
+    std::vector<std::uint8_t> chunk(it, it + static_cast<std::ptrdiff_t>(n));
     sendChunk(chunk);
     offset += n;
   }

src/room.cpp

@@ -188,7 +188,7 @@ bool Room::Connect(const std::string &url, const std::string &token,
 
     // Install listener (Room is fully initialized)
     auto listenerId = FfiClient::instance().AddListener(
-        std::bind(&Room::OnEvent, this, std::placeholders::_1));
+        [this](const proto::FfiEvent &e) { OnEvent(e); });
     {
       std::lock_guard<std::mutex> g(lock_);
       listener_id_ = listenerId;

src/tests/stress/test_rpc_stress.cpp

@@ -115,7 +115,8 @@ std::string generateRandomPayload(size_t size) {
   loadTestData();
 
   static thread_local std::random_device rd;
-  static thread_local std::mt19937 gen(rd());
+  static thread_local std::mt19937 gen(
+      static_cast<std::mt19937::result_type>(rd()));
 
   if (gTestDataLines.empty()) {
     // Should not happen, but return empty string if no data

src/tests/unit/test_audio_processing_module.cpp

@@ -894,7 +894,7 @@ TEST_F(AudioProcessingModuleTest, AGCWithNoiseSuppressionCombined) {
 
     // Add noise on top
     auto &data = frame.data();
-    std::mt19937 gen(kSeed + 50 + i);
+    std::mt19937 gen(static_cast<std::mt19937::result_type>(kSeed + 50 + i));
     std::uniform_real_distribution<> dis(-kNoiseAmplitude, kNoiseAmplitude);
     for (auto &sample : data) {
       sample = static_cast<std::int16_t>(std::clamp(