examples: Fix some minor compiler warnings

All warnings reported by MSVC. Mostly related to narrowing conversions.

2 files changed, 3 insertions, 3 deletions

diff --git a/host/utils/converter_benchmark.cpp b/host/utils/converter_benchmark.cpp
index 017a4ff4c..aa3985fd1 100644
--- a/host/utils/converter_benchmark.cpp
+++ b/host/utils/converter_benchmark.cpp
@@ -330,7 +330,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[])
         std::cout << "Invalid argument: --seed-mode must be either 'incremental' or 'random'." << std::endl;
     }
 
-    bool debug_mode = bool(vm.count("debug-converter"));
+    bool debug_mode = vm.count("debug-converter") > 0;
     if (debug_mode) {
         iterations = 1;
     }
@@ -347,7 +347,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[])
     if (priorities == "default" or priorities.empty()) {
         try {
             conv_list[prio] = get_converter(converter_id, prio)(); // Can throw a uhd::key_error
-        } catch(const uhd::key_error &e) {
+        } catch(const uhd::key_error &) {
             std::cout << "No converters found." << std::endl;
             return EXIT_FAILURE;
         }
diff --git a/host/utils/query_gpsdo_sensors.cpp b/host/utils/query_gpsdo_sensors.cpp
index b839cd499..7b3c6f057 100644
--- a/host/utils/query_gpsdo_sensors.cpp
+++ b/host/utils/query_gpsdo_sensors.cpp
@@ -52,7 +52,7 @@ int query_clock_sensors(const std::string &args) {
       std::cout << boost::format("%s\n%s\n") % gga_string.to_pp_string() % rmc_string.to_pp_string();
       std::cout << boost::format("\nPrinting GPS servo status:\n");
       std::cout << boost::format("%s\n\n") % servo_string.to_pp_string();
-  } catch (uhd::lookup_error &e) {
+  } catch (const uhd::lookup_error &) {
       std::cout << "NMEA strings not implemented for this device." << std::endl;
   }
   std::cout << boost::format("GPS Epoch time: %.5f seconds\n") % clock->get_sensor("gps_time").to_real();