Fix -Werror build after ton-blockchain#1791

Author: DanShaders

tdactor/benchmark/benchmark-coro.cpp

@@ -52,7 +52,7 @@ class CoroBenchmark final : public td::actor::Actor {
         tasks.clear();
 
         auto elapsed = timer.elapsed();
-        auto ops_per_sec = total_ops / elapsed;
+        auto ops_per_sec = static_cast<double>(total_ops) / elapsed;
         LOG(INFO) << name << " " << ops_per_thread << " ops: " << elapsed << "s (threads=" << thread_count 
                   << ", " << static_cast<size_t>(ops_per_sec) << " ops/sec)";
         co_return td::Unit();
@@ -76,7 +76,7 @@ class CoroBenchmark final : public td::actor::Actor {
       (void)co_await ask(db_, &BenchmarkDatabase::square, i);
     }
     auto elapsed = timer.elapsed();
-    auto ops_per_sec = ops_count / elapsed;
+    auto ops_per_sec = static_cast<double>(total_ops) / elapsed;
     LOG(INFO) << "Direct delayed " << ops_count << " ops: " << elapsed << "s (" 
               << static_cast<size_t>(ops_per_sec) << " ops/sec)";
 
@@ -85,7 +85,7 @@ class CoroBenchmark final : public td::actor::Actor {
       (void)co_await ask_immediate(db_, &BenchmarkDatabase::square, i);
     }
     elapsed = timer.elapsed();
-    ops_per_sec = ops_count / elapsed;
+    ops_per_sec = static_cast<double>(total_ops) / elapsed;
     LOG(INFO) << "Direct immediate " << ops_count << " ops: " << elapsed << "s (" 
               << static_cast<size_t>(ops_per_sec) << " ops/sec)";
 
@@ -95,7 +95,7 @@ class CoroBenchmark final : public td::actor::Actor {
       (void)co_await local_square(i);
     }
     elapsed = timer.elapsed();
-    ops_per_sec = ops_count / elapsed;
+    ops_per_sec = static_cast<double>(total_ops) / elapsed;
     LOG(INFO) << "Local coroutine " << ops_count << " ops: " << elapsed << "s (" 
               << static_cast<size_t>(ops_per_sec) << " ops/sec)";
 

tdactor/td/actor/coro_utils.h

@@ -169,7 +169,6 @@ template <bool Later, class TargetId, class MemFn, class... Args>
 auto ask_impl(TargetId&& to, MemFn mf, Args&&... args) {
   using Meta = unified_result<MemFn>;
   using T = Meta::type;
-  using Ret = detail::memfn_meta<MemFn>::ret;
 
   using TT = std::conditional_t<std::is_void_v<T>, td::Unit, T>;