Warning fixes

* CMake now not applying C++ flags to C files
* GCC 4.4: anti-aliasing rules
* MSVC: narrowing, differences in subclass function parameters
* Clang: uninitialized variables

3 files changed, 8 insertions, 8 deletions

diff --git a/host/lib/usrp/e300/e300_common.cpp b/host/lib/usrp/e300/e300_common.cpp
index 97e906be7..db5b37055 100644
--- a/host/lib/usrp/e300/e300_common.cpp
+++ b/host/lib/usrp/e300/e300_common.cpp
@@ -45,7 +45,7 @@ void load_fpga_image(const std::string &path)
     char buff[16384]; // devcfg driver can't handle huge writes
     do {
         fpga_file.read(buff, sizeof(buff));
-        std::fwrite(buff, 1, fpga_file.gcount(), wfile);
+        std::fwrite(buff, 1, size_t(fpga_file.gcount()), wfile);
     } while (fpga_file);
 
     fpga_file.close();
diff --git a/host/lib/usrp/e300/e300_impl.cpp b/host/lib/usrp/e300/e300_impl.cpp
index ac6294d5a..2e8f50e05 100644
--- a/host/lib/usrp/e300/e300_impl.cpp
+++ b/host/lib/usrp/e300/e300_impl.cpp
@@ -361,7 +361,7 @@ e300_impl::e300_impl(const uhd::device_addr_t &device_addr)
         e300_fifo_config_t fifo_cfg;
         try {
             fifo_cfg = e300_read_sysfs();
-        } catch (uhd::lookup_error &e) {
+        } catch (...) {
             throw uhd::runtime_error("Failed to get driver parameters from sysfs.");
         }
         _fifo_iface = e300_fifo_interface::make(fifo_cfg);
@@ -608,7 +608,7 @@ uhd::sensor_value_t e300_impl::_get_fe_pll_lock(const bool is_tx)
 {
     const boost::uint32_t st =
         _global_regs->peek32(global_regs::RB32_CORE_PLL);
-    const bool locked = is_tx ? st & 0x1 : st & 0x2;
+    const bool locked = is_tx ? ((st & 0x1) > 0) : ((st & 0x2) > 0);
     return sensor_value_t("LO", locked, "locked", "unlocked");
 }
 
@@ -663,7 +663,7 @@ void e300_impl::_register_loopback_self_test(wb_iface::sptr iface)
 {
     bool test_fail = false;
     UHD_MSG(status) << "Performing register loopback test... " << std::flush;
-    size_t hash = time(NULL);
+    size_t hash = size_t(time(NULL));
     for (size_t i = 0; i < 100; i++)
     {
         boost::hash_combine(hash, i);
@@ -703,7 +703,7 @@ void e300_impl::_codec_loopback_self_test(wb_iface::sptr iface)
     bool test_fail = false;
     UHD_ASSERT_THROW(bool(iface));
     UHD_MSG(status) << "Performing CODEC loopback test... " << std::flush;
-    size_t hash = time(NULL);
+    size_t hash = size_t(time(NULL));
     for (size_t i = 0; i < 100; i++)
     {
         boost::hash_combine(hash, i);
diff --git a/host/lib/usrp/e300/e300_sensor_manager.cpp b/host/lib/usrp/e300/e300_sensor_manager.cpp
index 95f31742b..527cfb91a 100644
--- a/host/lib/usrp/e300/e300_sensor_manager.cpp
+++ b/host/lib/usrp/e300/e300_sensor_manager.cpp
@@ -159,7 +159,7 @@ public:
         }
         UHD_ASSERT_THROW(uhd::ntohx<boost::uint32_t>(transaction.which) == GPS_FOUND);
         // TODO: Use proper serialization here ...
-        return static_cast<bool>(uhd::ntohx(transaction.value));
+        return (uhd::ntohx(transaction.value) > 0);
     }
 
     uhd::sensor_value_t get_gps_lock(void)
@@ -193,7 +193,7 @@ public:
         }
         UHD_ASSERT_THROW(uhd::ntohx<boost::uint32_t>(transaction.which) == GPS_LOCK);
         // TODO: Use proper serialization here ...
-        return sensor_value_t("GPS lock status", static_cast<bool>(uhd::ntohx(transaction.value)), "locked", "unlocked");
+        return sensor_value_t("GPS lock status", (uhd::ntohx(transaction.value) > 0), "locked", "unlocked");
     }
 
     uhd::sensor_value_t get_ref_lock(void)
@@ -227,7 +227,7 @@ public:
         }
         UHD_ASSERT_THROW(uhd::ntohx<boost::uint32_t>(transaction.which) == REF_LOCK);
         // TODO: Use proper serialization here ...
-        return sensor_value_t("Ref", static_cast<bool>(uhd::ntohx(transaction.value)), "locked", "unlocked");
+        return sensor_value_t("Ref", (uhd::ntohx(transaction.value) > 0), "locked", "unlocked");
     }
 
 private: