uhd: Fixed multiple compiler warnings (unused variables, missing literal f)

7 files changed, 13 insertions, 13 deletions

diff --git a/host/include/uhd/utils/math.hpp b/host/include/uhd/utils/math.hpp
index 21825c3dc..e6ac4d3dc 100644
--- a/host/include/uhd/utils/math.hpp
+++ b/host/include/uhd/utils/math.hpp
@@ -60,7 +60,7 @@ namespace math {
      * values, a custom epsilon should be defined for those computations. This
      * use-case is provided for in the `fp_compare_epsilon` class constructor.
      */
-    static const float SINGLE_PRECISION_EPSILON = 1.19e-7;
+    static const float SINGLE_PRECISION_EPSILON = 1.19e-7f;
     static const double DOUBLE_PRECISION_EPSILON = 2.22e-16;
 
 namespace fp_compare {
diff --git a/host/lib/usrp/b200/b200_impl.cpp b/host/lib/usrp/b200/b200_impl.cpp
index e30853762..304a3fc48 100644
--- a/host/lib/usrp/b200/b200_impl.cpp
+++ b/host/lib/usrp/b200/b200_impl.cpp
@@ -1007,6 +1007,6 @@ sensor_value_t b200_impl::get_ref_locked(void)
 sensor_value_t b200_impl::get_fe_pll_locked(const bool is_tx)
 {
     const boost::uint32_t st = _local_ctrl->peek32(RB32_CORE_PLL);
-    const bool locked = is_tx ? st & 0x1 : st & 0x2;
+    const bool locked = is_tx ? bool(st & 0x1) : bool(st & 0x2);
     return sensor_value_t("LO", locked, "locked", "unlocked");
 }
diff --git a/host/lib/usrp/dboard/db_ubx.cpp b/host/lib/usrp/dboard/db_ubx.cpp
index b6cc1421c..5184d2ecb 100644
--- a/host/lib/usrp/dboard/db_ubx.cpp
+++ b/host/lib/usrp/dboard/db_ubx.cpp
@@ -84,7 +84,7 @@ protected:
         // Get only regs with changes
         try {
             changed_regs = get_changed_addrs();
-        } catch (uhd::runtime_error& e) {
+        } catch (uhd::runtime_error&) {
             // No saved state - write all regs
             for (int addr = 5; addr >= 0; addr--)
                 changed_regs.insert(boost::uint32_t(addr));
diff --git a/host/lib/usrp/multi_usrp.cpp b/host/lib/usrp/multi_usrp.cpp
index 175633c4c..45e736757 100644
--- a/host/lib/usrp/multi_usrp.cpp
+++ b/host/lib/usrp/multi_usrp.cpp
@@ -823,7 +823,7 @@ public:
     void set_rx_gain(double gain, const std::string &name, size_t chan){
         try {
             return rx_gain_group(chan)->set_value(gain, name);
-        } catch (uhd::key_error &e) {
+        } catch (uhd::key_error &) {
             THROW_GAIN_NAME_ERROR(name,chan,rx);
         }
     }
@@ -831,7 +831,7 @@ public:
     double get_rx_gain(const std::string &name, size_t chan){
         try {
             return rx_gain_group(chan)->get_value(name);
-        } catch (uhd::key_error &e) {
+        } catch (uhd::key_error &) {
             THROW_GAIN_NAME_ERROR(name,chan,rx);
         }
     }
@@ -839,7 +839,7 @@ public:
     gain_range_t get_rx_gain_range(const std::string &name, size_t chan){
         try {
             return rx_gain_group(chan)->get_range(name);
-        } catch (uhd::key_error &e) {
+        } catch (uhd::key_error &) {
             THROW_GAIN_NAME_ERROR(name,chan,rx);
         }
     }
@@ -1024,7 +1024,7 @@ public:
     void set_tx_gain(double gain, const std::string &name, size_t chan){
         try {
             return tx_gain_group(chan)->set_value(gain, name);
-        } catch (uhd::key_error &e) {
+        } catch (uhd::key_error &) {
             THROW_GAIN_NAME_ERROR(name,chan,tx);
         }
     }
@@ -1032,7 +1032,7 @@ public:
     double get_tx_gain(const std::string &name, size_t chan){
         try {
             return tx_gain_group(chan)->get_value(name);
-        } catch (uhd::key_error &e) {
+        } catch (uhd::key_error &) {
             THROW_GAIN_NAME_ERROR(name,chan,tx);
         }
     }
@@ -1040,7 +1040,7 @@ public:
     gain_range_t get_tx_gain_range(const std::string &name, size_t chan){
         try {
             return tx_gain_group(chan)->get_range(name);
-        } catch (uhd::key_error &e) {
+        } catch (uhd::key_error &) {
             THROW_GAIN_NAME_ERROR(name,chan,tx);
         }
     }
diff --git a/host/lib/usrp_clock/octoclock/octoclock_impl.cpp b/host/lib/usrp_clock/octoclock/octoclock_impl.cpp
index d55fab10e..b98d95725 100644
--- a/host/lib/usrp_clock/octoclock/octoclock_impl.cpp
+++ b/host/lib/usrp_clock/octoclock/octoclock_impl.cpp
@@ -417,7 +417,7 @@ std::string octoclock_impl::_get_images_help_message(const std::string &addr){
     try{
         image_location = uhd::find_image_path(image_name);
     }
-    catch(const std::exception &e){
+    catch(const std::exception &){
         return str(boost::format("Could not find %s in your images path.\n%s")
                    % image_name
                    % uhd::print_utility_error("uhd_images_downloader.py"));
diff --git a/host/utils/b2xx_fx3_utils.cpp b/host/utils/b2xx_fx3_utils.cpp
index 8b64be63e..572daef70 100644
--- a/host/utils/b2xx_fx3_utils.cpp
+++ b/host/utils/b2xx_fx3_utils.cpp
@@ -173,7 +173,7 @@ uhd::transport::usb_device_handle::sptr open_device(const boost::uint16_t vid, c
         if (!handle)
             std::cerr << "Cannot open device" << std::endl;
     }
-    catch(const std::exception &e) {
+    catch(const std::exception &) {
         std::cerr << "Failed to communicate with the device!" << std::endl;
         #ifdef UHD_PLATFORM_WIN32
         std::cerr << "The necessary drivers are not installed. Read the UHD Transport Application Notes for details:\nhttp://files.ettus.com/manual/page_transport.html" << std::endl;
@@ -195,7 +195,7 @@ b200_iface::sptr make_b200_iface(const uhd::transport::usb_device_handle::sptr &
         if (!b200)
             std::cerr << "Cannot create device interface" << std::endl;
     }
-    catch(const std::exception &e) {
+    catch(const std::exception &) {
         std::cerr << "Failed to communicate with the device!" << std::endl;
         #ifdef UHD_PLATFORM_WIN32
         std::cerr << "The necessary drivers are not installed. Read the UHD Transport Application Notes for details:\nhttp://files.ettus.com/manual/page_transport.html" << std::endl;
diff --git a/host/utils/query_gpsdo_sensors.cpp b/host/utils/query_gpsdo_sensors.cpp
index 05f918eb4..9a40d2b42 100644
--- a/host/utils/query_gpsdo_sensors.cpp
+++ b/host/utils/query_gpsdo_sensors.cpp
@@ -118,7 +118,7 @@ int UHD_SAFE_MAIN(int argc, char *argv[]){
       uhd::sensor_value_t rmc_string = usrp->get_mboard_sensor("gps_gprmc");
       std::cout << boost::format("Printing available NMEA strings:\n");
       std::cout << boost::format("%s\n%s\n%s\n") % gga_string.to_pp_string() % rmc_string.to_pp_string() % gps_time.to_pp_string();
-  } catch (std::exception &e) {
+  } catch (std::exception &) {
       std::cout << "NMEA strings not implemented for this device." << std::endl;
   }
   std::cout << boost::format("UHD Device time: %.0f seconds\n") % (last_pps_time.get_real_secs());