Fixed some analizer warnings

bench/async_bench.cpp

@@ -150,5 +150,5 @@ void bench_mt(int howmany, std::shared_ptr<spdlog::logger> logger, int thread_co
 
     auto delta = high_resolution_clock::now() - start;
     auto delta_d = duration_cast<duration<double>>(delta).count();
-    spdlog::info("Elapsed: {} secs\t {:L}/sec", delta_d, int(howmany / delta_d));
+    spdlog::info("Elapsed: {} secs\t {:L}/sec", delta_d, static_cast<int>(howmany / delta_d));
 }

bench/bench.cpp

@@ -116,7 +116,7 @@ void bench(int howmany, std::shared_ptr<spdlog::logger> log) {
     auto delta_d = duration_cast<duration<double>>(delta).count();
 
     spdlog::info(spdlog::fmt_lib::format(std::locale("en_US.UTF-8"), "{:<30} Elapsed: {:0.2f} secs {:>16L}/sec", log->name(),
-                                         delta_d, size_t(howmany / delta_d)));
+                                         delta_d, static_cast<size_t>(howmany / delta_d)));
 }
 
 void bench_mt(int howmany, std::shared_ptr<spdlog::logger> log, size_t thread_count) {
@@ -142,7 +142,7 @@ void bench_mt(int howmany, std::shared_ptr<spdlog::logger> log, size_t thread_co
     auto delta = high_resolution_clock::now() - start;
     auto delta_d = duration_cast<duration<double>>(delta).count();
     spdlog::info(spdlog::fmt_lib::format(std::locale("en_US.UTF-8"), "{:<30} Elapsed: {:0.2f} secs {:>16L}/sec", log->name(),
-                                         delta_d, size_t(howmany / delta_d)));
+                                         delta_d, static_cast<size_t>(howmany / delta_d)));
 }
 
 /*

include/spdlog/fmt/bin_to_hex.h

@@ -88,10 +88,8 @@ inline details::dump_info<It> to_hex(const It range_begin, const It range_end, s
 
 }  // namespace spdlog
 
-namespace fmt {
-
 template <typename T>
-struct formatter<spdlog::details::dump_info<T>, char> {
+struct fmt::formatter<spdlog::details::dump_info<T>, char> {
     const char delimiter = ' ';
     bool put_newlines = true;
     bool put_delimiters = true;
@@ -202,5 +200,4 @@ struct formatter<spdlog::details::dump_info<T>, char> {
             spdlog::fmt_lib::format_to(inserter, SPDLOG_FMT_STRING("{:04X}: "), pos);
         }
     }
-};
+};  // namespace fmt
-}  // namespace fmt

include/spdlog/stopwatch.h

@@ -51,13 +51,10 @@ public:
 }  // namespace spdlog
 
 // Support for fmt formatting  (e.g. "{:012.9}" or just "{}")
-namespace fmt {
-
 template <>
-struct formatter<spdlog::stopwatch> : formatter<double> {
+struct fmt::formatter<spdlog::stopwatch> : formatter<double> {
     template <typename FormatContext>
     auto format(const spdlog::stopwatch &sw, FormatContext &ctx) const -> decltype(ctx.out()) {
         return formatter<double>::format(sw.elapsed().count(), ctx);
     }
-};
+};  // namespace fmt
-}  // namespace fmt