Added missing pure virtual destructors to base classes

36 files changed, 146 insertions, 34 deletions

diff --git a/host/lib/usrp/cores/gpio_core_200.cpp b/host/lib/usrp/cores/gpio_core_200.cpp
index e55f1f51e..4f1c25a0b 100644
--- a/host/lib/usrp/cores/gpio_core_200.cpp
+++ b/host/lib/usrp/cores/gpio_core_200.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2011 Ettus Research LLC
+// Copyright 2011,2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -27,6 +27,10 @@
 using namespace uhd;
 using namespace usrp;
 
+gpio_core_200::~gpio_core_200(void){
+    /* NOP */
+}
+
 class gpio_core_200_impl : public gpio_core_200{
 public:
     gpio_core_200_impl(wb_iface::sptr iface, const size_t base, const size_t rb_addr):
@@ -105,6 +109,10 @@ gpio_core_200::sptr gpio_core_200::make(wb_iface::sptr iface, const size_t base,
     return sptr(new gpio_core_200_impl(iface, base, rb_addr));
 }
 
+gpio_core_200_32wo::~gpio_core_200_32wo(void){
+    /* NOP */
+}
+
 class gpio_core_200_32wo_impl : public gpio_core_200_32wo{
 public:
     gpio_core_200_32wo_impl(wb_iface::sptr iface, const size_t base):
diff --git a/host/lib/usrp/cores/gpio_core_200.hpp b/host/lib/usrp/cores/gpio_core_200.hpp
index 15fe5f2dd..164437f40 100644
--- a/host/lib/usrp/cores/gpio_core_200.hpp
+++ b/host/lib/usrp/cores/gpio_core_200.hpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2011 Ettus Research LLC
+// Copyright 2011,2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -32,6 +32,8 @@ public:
     typedef uhd::usrp::dboard_iface::unit_t unit_t;
     typedef uhd::usrp::dboard_iface::atr_reg_t atr_reg_t;
 
+    virtual ~gpio_core_200(void) = 0;
+
     //! makes a new GPIO core from iface and slave base
     static sptr make(uhd::wb_iface::sptr iface, const size_t base, const size_t rb_addr);
 
@@ -56,6 +58,8 @@ public:
 
     typedef uhd::usrp::dboard_iface::atr_reg_t atr_reg_t;
 
+    virtual ~gpio_core_200_32wo(void) = 0;
+
     static sptr make(uhd::wb_iface::sptr iface, const size_t);
 
     virtual void set_atr_reg(const atr_reg_t atr, const boost::uint32_t value) = 0;
diff --git a/host/lib/usrp/cores/i2c_core_100.cpp b/host/lib/usrp/cores/i2c_core_100.cpp
index 9e8a226f2..796447e0c 100644
--- a/host/lib/usrp/cores/i2c_core_100.cpp
+++ b/host/lib/usrp/cores/i2c_core_100.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2011 Ettus Research LLC
+// Copyright 2011,2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -53,6 +53,10 @@
 
 using namespace uhd;
 
+i2c_core_100::~i2c_core_100(void){
+    /* NOP */
+}
+
 class i2c_core_100_impl : public i2c_core_100{
 public:
     i2c_core_100_impl(wb_iface::sptr iface, const size_t base):
diff --git a/host/lib/usrp/cores/i2c_core_100.hpp b/host/lib/usrp/cores/i2c_core_100.hpp
index 4e7a2874b..40079e79a 100644
--- a/host/lib/usrp/cores/i2c_core_100.hpp
+++ b/host/lib/usrp/cores/i2c_core_100.hpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2011 Ettus Research LLC
+// Copyright 2011,2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -28,6 +28,8 @@ class i2c_core_100 : boost::noncopyable, public uhd::i2c_iface{
 public:
     typedef boost::shared_ptr<i2c_core_100> sptr;
 
+    virtual ~i2c_core_100(void) = 0;
+
     //! makes a new i2c core from iface and slave base
     static sptr make(uhd::wb_iface::sptr iface, const size_t base);
 };
diff --git a/host/lib/usrp/cores/i2c_core_100_wb32.cpp b/host/lib/usrp/cores/i2c_core_100_wb32.cpp
index df6e6ff72..a85cdea42 100644
--- a/host/lib/usrp/cores/i2c_core_100_wb32.cpp
+++ b/host/lib/usrp/cores/i2c_core_100_wb32.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2011-2013 Ettus Research LLC
+// Copyright 2011-2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -53,6 +53,10 @@
 
 using namespace uhd;
 
+i2c_core_100_wb32::~i2c_core_100_wb32(void){
+    /* NOP */
+}
+
 class i2c_core_100_wb32_wb32_impl : public i2c_core_100_wb32{
 public:
     i2c_core_100_wb32_wb32_impl(wb_iface::sptr iface, const size_t base):
diff --git a/host/lib/usrp/cores/i2c_core_100_wb32.hpp b/host/lib/usrp/cores/i2c_core_100_wb32.hpp
index b5912ba9a..04fe21c68 100644
--- a/host/lib/usrp/cores/i2c_core_100_wb32.hpp
+++ b/host/lib/usrp/cores/i2c_core_100_wb32.hpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2011-2013 Ettus Research LLC
+// Copyright 2011-2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -28,6 +28,8 @@ class i2c_core_100_wb32 : boost::noncopyable, public uhd::i2c_iface{
 public:
     typedef boost::shared_ptr<i2c_core_100_wb32> sptr;
 
+    virtual ~i2c_core_100_wb32(void) = 0;
+
     //! makes a new i2c core from iface and slave base
     static sptr make(uhd::wb_iface::sptr iface, const size_t base);
 
diff --git a/host/lib/usrp/cores/i2c_core_200.cpp b/host/lib/usrp/cores/i2c_core_200.cpp
index 6010ac5a2..2f0f6f815 100644
--- a/host/lib/usrp/cores/i2c_core_200.cpp
+++ b/host/lib/usrp/cores/i2c_core_200.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2011-2012 Ettus Research LLC
+// Copyright 2011-2012,2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -56,6 +56,10 @@
 
 using namespace uhd;
 
+i2c_core_200::~i2c_core_200(void){
+    /* NOP */
+}
+
 class i2c_core_200_impl : public i2c_core_200{
 public:
     i2c_core_200_impl(wb_iface::sptr iface, const size_t base, const size_t readback):
diff --git a/host/lib/usrp/cores/i2c_core_200.hpp b/host/lib/usrp/cores/i2c_core_200.hpp
index 1b20455d3..6bb06efa6 100644
--- a/host/lib/usrp/cores/i2c_core_200.hpp
+++ b/host/lib/usrp/cores/i2c_core_200.hpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2011-2012 Ettus Research LLC
+// Copyright 2011-2012,2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -28,6 +28,8 @@ class i2c_core_200 : boost::noncopyable, public uhd::i2c_iface{
 public:
     typedef boost::shared_ptr<i2c_core_200> sptr;
 
+    virtual ~i2c_core_200(void) = 0;
+
     //! makes a new i2c core from iface and slave base
     static sptr make(uhd::wb_iface::sptr iface, const size_t base, const size_t readback);
 };
diff --git a/host/lib/usrp/cores/radio_ctrl_core_3000.cpp b/host/lib/usrp/cores/radio_ctrl_core_3000.cpp
index 2005bcf33..55e5cba7a 100644
--- a/host/lib/usrp/cores/radio_ctrl_core_3000.cpp
+++ b/host/lib/usrp/cores/radio_ctrl_core_3000.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2012-2013 Ettus Research LLC
+// Copyright 2012-2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -37,6 +37,10 @@ static const double ACK_TIMEOUT = 2.0; //supposed to be worst case practical tim
 static const double MASSIVE_TIMEOUT = 10.0; //for when we wait on a timed command
 static const size_t SR_READBACK = 32;
 
+radio_ctrl_core_3000::~radio_ctrl_core_3000(void){
+    /* NOP */
+}
+
 class radio_ctrl_core_3000_impl: public radio_ctrl_core_3000
 {
 public:
diff --git a/host/lib/usrp/cores/radio_ctrl_core_3000.hpp b/host/lib/usrp/cores/radio_ctrl_core_3000.hpp
index 51a307c10..1c25ceb2c 100644
--- a/host/lib/usrp/cores/radio_ctrl_core_3000.hpp
+++ b/host/lib/usrp/cores/radio_ctrl_core_3000.hpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2012-2013 Ettus Research LLC
+// Copyright 2012-2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -34,6 +34,8 @@ class radio_ctrl_core_3000 : public uhd::wb_iface
 public:
     typedef boost::shared_ptr<radio_ctrl_core_3000> sptr;
 
+    virtual ~radio_ctrl_core_3000(void) = 0;
+
     //! Make a new control object
     static sptr make(
         const bool big_endian,
diff --git a/host/lib/usrp/cores/rx_dsp_core_200.cpp b/host/lib/usrp/cores/rx_dsp_core_200.cpp
index 2e5ca8e7a..2eafd6c59 100644
--- a/host/lib/usrp/cores/rx_dsp_core_200.cpp
+++ b/host/lib/usrp/cores/rx_dsp_core_200.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2011-2012 Ettus Research LLC
+// Copyright 2011-2012,2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -52,6 +52,10 @@ template <class T> T ceil_log2(T num){
 
 using namespace uhd;
 
+rx_dsp_core_200::~rx_dsp_core_200(void){
+    /* NOP */
+}
+
 class rx_dsp_core_200_impl : public rx_dsp_core_200{
 public:
     rx_dsp_core_200_impl(
diff --git a/host/lib/usrp/cores/rx_dsp_core_200.hpp b/host/lib/usrp/cores/rx_dsp_core_200.hpp
index 3937df9e8..1dc51fa24 100644
--- a/host/lib/usrp/cores/rx_dsp_core_200.hpp
+++ b/host/lib/usrp/cores/rx_dsp_core_200.hpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2011 Ettus Research LLC
+// Copyright 2011,2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -31,6 +31,8 @@ class rx_dsp_core_200 : boost::noncopyable{
 public:
     typedef boost::shared_ptr<rx_dsp_core_200> sptr;
 
+    virtual ~rx_dsp_core_200(void) = 0;
+
     static sptr make(
         uhd::wb_iface::sptr iface,
         const size_t dsp_base, const size_t ctrl_base,
diff --git a/host/lib/usrp/cores/rx_dsp_core_3000.cpp b/host/lib/usrp/cores/rx_dsp_core_3000.cpp
index 07399d462..fc7c58da8 100644
--- a/host/lib/usrp/cores/rx_dsp_core_3000.cpp
+++ b/host/lib/usrp/cores/rx_dsp_core_3000.cpp
@@ -46,6 +46,10 @@ template <class T> T ceil_log2(T num){
 
 using namespace uhd;
 
+rx_dsp_core_3000::~rx_dsp_core_3000(void){
+    /* NOP */
+}
+
 class rx_dsp_core_3000_impl : public rx_dsp_core_3000{
 public:
     rx_dsp_core_3000_impl(
diff --git a/host/lib/usrp/cores/rx_dsp_core_3000.hpp b/host/lib/usrp/cores/rx_dsp_core_3000.hpp
index 8c6a2178d..89059e953 100644
--- a/host/lib/usrp/cores/rx_dsp_core_3000.hpp
+++ b/host/lib/usrp/cores/rx_dsp_core_3000.hpp
@@ -31,6 +31,8 @@ class rx_dsp_core_3000 : boost::noncopyable{
 public:
     typedef boost::shared_ptr<rx_dsp_core_3000> sptr;
 
+    virtual ~rx_dsp_core_3000(void) = 0;
+
     static sptr make(
         uhd::wb_iface::sptr iface,
         const size_t dsp_base,
diff --git a/host/lib/usrp/cores/rx_frontend_core_200.cpp b/host/lib/usrp/cores/rx_frontend_core_200.cpp
index 864b5cc53..b73896b57 100644
--- a/host/lib/usrp/cores/rx_frontend_core_200.cpp
+++ b/host/lib/usrp/cores/rx_frontend_core_200.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2011-2012 Ettus Research LLC
+// Copyright 2011-2012,2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -34,6 +34,9 @@ static boost::uint32_t fs_to_bits(const double num, const size_t bits){
     return boost::int32_t(boost::math::round(num * (1 << (bits-1))));
 }
 
+rx_frontend_core_200::~rx_frontend_core_200(void){
+    /* NOP */
+}
 
 class rx_frontend_core_200_impl : public rx_frontend_core_200{
 public:
diff --git a/host/lib/usrp/cores/rx_frontend_core_200.hpp b/host/lib/usrp/cores/rx_frontend_core_200.hpp
index 8327aef8b..9b18e2089 100644
--- a/host/lib/usrp/cores/rx_frontend_core_200.hpp
+++ b/host/lib/usrp/cores/rx_frontend_core_200.hpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2011 Ettus Research LLC
+// Copyright 2011,2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -29,6 +29,8 @@ class rx_frontend_core_200 : boost::noncopyable{
 public:
     typedef boost::shared_ptr<rx_frontend_core_200> sptr;
 
+    virtual ~rx_frontend_core_200(void) = 0;
+
     static sptr make(uhd::wb_iface::sptr iface, const size_t base);
 
     virtual void set_mux(const bool swap) = 0;
diff --git a/host/lib/usrp/cores/rx_vita_core_3000.cpp b/host/lib/usrp/cores/rx_vita_core_3000.cpp
index aad137ea3..f61da7cc3 100644
--- a/host/lib/usrp/cores/rx_vita_core_3000.cpp
+++ b/host/lib/usrp/cores/rx_vita_core_3000.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2013 Ettus Research LLC
+// Copyright 2013-2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -33,6 +33,10 @@
 
 using namespace uhd;
 
+rx_vita_core_3000::~rx_vita_core_3000(void){
+    /* NOP */
+}
+
 struct rx_vita_core_3000_impl : rx_vita_core_3000
 {
     rx_vita_core_3000_impl(
diff --git a/host/lib/usrp/cores/rx_vita_core_3000.hpp b/host/lib/usrp/cores/rx_vita_core_3000.hpp
index 577510728..cd718a190 100644
--- a/host/lib/usrp/cores/rx_vita_core_3000.hpp
+++ b/host/lib/usrp/cores/rx_vita_core_3000.hpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2013 Ettus Research LLC
+// Copyright 2013,2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -32,6 +32,8 @@ class rx_vita_core_3000 : boost::noncopyable
 public:
     typedef boost::shared_ptr<rx_vita_core_3000> sptr;
 
+    virtual ~rx_vita_core_3000(void) = 0;
+
     static sptr make(
         uhd::wb_iface::sptr iface,
         const size_t base
diff --git a/host/lib/usrp/cores/spi_core_100.cpp b/host/lib/usrp/cores/spi_core_100.cpp
index d11a499a9..71d92bcb6 100644
--- a/host/lib/usrp/cores/spi_core_100.cpp
+++ b/host/lib/usrp/cores/spi_core_100.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2011 Ettus Research LLC
+// Copyright 2011,2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -39,6 +39,10 @@
 
 using namespace uhd;
 
+spi_core_100::~spi_core_100(void){
+    /* NOP */
+}
+
 class spi_core_100_impl : public spi_core_100{
 public:
     spi_core_100_impl(wb_iface::sptr iface, const size_t base):
diff --git a/host/lib/usrp/cores/spi_core_100.hpp b/host/lib/usrp/cores/spi_core_100.hpp
index ce53c0b86..63bf94a67 100644
--- a/host/lib/usrp/cores/spi_core_100.hpp
+++ b/host/lib/usrp/cores/spi_core_100.hpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2011 Ettus Research LLC
+// Copyright 2011,2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -28,6 +28,8 @@ class spi_core_100 : boost::noncopyable, public uhd::spi_iface{
 public:
     typedef boost::shared_ptr<spi_core_100> sptr;
 
+    virtual ~spi_core_100(void) = 0;
+
     //! makes a new spi core from iface and slave base
     static sptr make(uhd::wb_iface::sptr iface, const size_t base);
 };
diff --git a/host/lib/usrp/cores/spi_core_3000.cpp b/host/lib/usrp/cores/spi_core_3000.cpp
index b7503064a..0656d910a 100644
--- a/host/lib/usrp/cores/spi_core_3000.cpp
+++ b/host/lib/usrp/cores/spi_core_3000.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2013 Ettus Research LLC
+// Copyright 2013-2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -26,6 +26,10 @@
 
 using namespace uhd;
 
+spi_core_3000::~spi_core_3000(void){
+    /* NOP */
+}
+
 class spi_core_3000_impl : public spi_core_3000
 {
 public:
diff --git a/host/lib/usrp/cores/spi_core_3000.hpp b/host/lib/usrp/cores/spi_core_3000.hpp
index 923efed3d..6a439772e 100644
--- a/host/lib/usrp/cores/spi_core_3000.hpp
+++ b/host/lib/usrp/cores/spi_core_3000.hpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2013 Ettus Research LLC
+// Copyright 2013-2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -29,6 +29,8 @@ class spi_core_3000 : boost::noncopyable, public uhd::spi_iface
 public:
     typedef boost::shared_ptr<spi_core_3000> sptr;
 
+    virtual ~spi_core_3000(void) = 0;
+
     //! makes a new spi core from iface and slave base
     static sptr make(uhd::wb_iface::sptr iface, const size_t base, const size_t readback);
 
diff --git a/host/lib/usrp/cores/time64_core_200.cpp b/host/lib/usrp/cores/time64_core_200.cpp
index ad5e6477c..54b60b6ad 100644
--- a/host/lib/usrp/cores/time64_core_200.cpp
+++ b/host/lib/usrp/cores/time64_core_200.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2011 Ettus Research LLC
+// Copyright 2011,2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -39,6 +39,10 @@
 
 using namespace uhd;
 
+time64_core_200::~time64_core_200(void){
+    /* NOP */
+}
+
 class time64_core_200_impl : public time64_core_200{
 public:
     time64_core_200_impl(
diff --git a/host/lib/usrp/cores/time64_core_200.hpp b/host/lib/usrp/cores/time64_core_200.hpp
index e211ce040..7e30f0abc 100644
--- a/host/lib/usrp/cores/time64_core_200.hpp
+++ b/host/lib/usrp/cores/time64_core_200.hpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2011-2012 Ettus Research LLC
+// Copyright 2011-2012,2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -35,6 +35,8 @@ public:
         size_t rb_hi_pps, rb_lo_pps;
     };
 
+    virtual ~time64_core_200(void) = 0;
+
     //! makes a new time64 core from iface and slave base
     static sptr make(
         uhd::wb_iface::sptr iface, const size_t base,
diff --git a/host/lib/usrp/cores/time_core_3000.cpp b/host/lib/usrp/cores/time_core_3000.cpp
index 45ff55271..aa5d5593d 100644
--- a/host/lib/usrp/cores/time_core_3000.cpp
+++ b/host/lib/usrp/cores/time_core_3000.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2013 Ettus Research LLC
+// Copyright 2013-2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -29,6 +29,10 @@
 
 using namespace uhd;
 
+time_core_3000::~time_core_3000(void){
+    /* NOP */
+}
+
 struct time_core_3000_impl : time_core_3000
 {
     time_core_3000_impl(
diff --git a/host/lib/usrp/cores/time_core_3000.hpp b/host/lib/usrp/cores/time_core_3000.hpp
index fad408810..7463386ba 100644
--- a/host/lib/usrp/cores/time_core_3000.hpp
+++ b/host/lib/usrp/cores/time_core_3000.hpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2013 Ettus Research LLC
+// Copyright 2013-2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -35,6 +35,8 @@ public:
         size_t rb_pps;
     };
 
+    virtual ~time_core_3000(void) = 0;
+
     //! makes a new time core from iface and slave base
     static sptr make(
         uhd::wb_iface::sptr iface, const size_t base,
diff --git a/host/lib/usrp/cores/tx_dsp_core_200.cpp b/host/lib/usrp/cores/tx_dsp_core_200.cpp
index f8aa87aa3..0e83a698b 100644
--- a/host/lib/usrp/cores/tx_dsp_core_200.cpp
+++ b/host/lib/usrp/cores/tx_dsp_core_200.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2011-2012 Ettus Research LLC
+// Copyright 2011-2012,2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -51,6 +51,10 @@ template <class T> T ceil_log2(T num){
 
 using namespace uhd;
 
+tx_dsp_core_200::~tx_dsp_core_200(void){
+    /* NOP */
+}
+
 class tx_dsp_core_200_impl : public tx_dsp_core_200{
 public:
     tx_dsp_core_200_impl(
diff --git a/host/lib/usrp/cores/tx_dsp_core_200.hpp b/host/lib/usrp/cores/tx_dsp_core_200.hpp
index ce3d1dbdd..f0475c579 100644
--- a/host/lib/usrp/cores/tx_dsp_core_200.hpp
+++ b/host/lib/usrp/cores/tx_dsp_core_200.hpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2011 Ettus Research LLC
+// Copyright 2011,2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -29,6 +29,8 @@ class tx_dsp_core_200 : boost::noncopyable{
 public:
     typedef boost::shared_ptr<tx_dsp_core_200> sptr;
 
+    virtual ~tx_dsp_core_200(void) = 0;
+
     static sptr make(
         uhd::wb_iface::sptr iface,
         const size_t dsp_base, const size_t ctrl_base,
diff --git a/host/lib/usrp/cores/tx_dsp_core_3000.cpp b/host/lib/usrp/cores/tx_dsp_core_3000.cpp
index 93c8702bc..9c2b98ffb 100644
--- a/host/lib/usrp/cores/tx_dsp_core_3000.cpp
+++ b/host/lib/usrp/cores/tx_dsp_core_3000.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2011-2013 Ettus Research LLC
+// Copyright 2011-2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -37,6 +37,10 @@ template <class T> T ceil_log2(T num){
 
 using namespace uhd;
 
+tx_dsp_core_3000::~tx_dsp_core_3000(void){
+    /* NOP */
+}
+
 class tx_dsp_core_3000_impl : public tx_dsp_core_3000{
 public:
     tx_dsp_core_3000_impl(
diff --git a/host/lib/usrp/cores/tx_dsp_core_3000.hpp b/host/lib/usrp/cores/tx_dsp_core_3000.hpp
index 6f725b836..a51cb2803 100644
--- a/host/lib/usrp/cores/tx_dsp_core_3000.hpp
+++ b/host/lib/usrp/cores/tx_dsp_core_3000.hpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2011-2013 Ettus Research LLC
+// Copyright 2011-2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -29,6 +29,8 @@ class tx_dsp_core_3000 : boost::noncopyable{
 public:
     typedef boost::shared_ptr<tx_dsp_core_3000> sptr;
 
+    virtual ~tx_dsp_core_3000(void) = 0;
+
     static sptr make(
         uhd::wb_iface::sptr iface,
         const size_t dsp_base
diff --git a/host/lib/usrp/cores/tx_frontend_core_200.cpp b/host/lib/usrp/cores/tx_frontend_core_200.cpp
index d701027e5..7000f46bd 100644
--- a/host/lib/usrp/cores/tx_frontend_core_200.cpp
+++ b/host/lib/usrp/cores/tx_frontend_core_200.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2011 Ettus Research LLC
+// Copyright 2011,2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -33,6 +33,9 @@ static boost::uint32_t fs_to_bits(const double num, const size_t bits){
     return boost::int32_t(boost::math::round(num * (1 << (bits-1))));
 }
 
+tx_frontend_core_200::~tx_frontend_core_200(void){
+    /* NOP */
+}
 
 class tx_frontend_core_200_impl : public tx_frontend_core_200{
 public:
diff --git a/host/lib/usrp/cores/tx_frontend_core_200.hpp b/host/lib/usrp/cores/tx_frontend_core_200.hpp
index 7d09b39d2..0b89ea818 100644
--- a/host/lib/usrp/cores/tx_frontend_core_200.hpp
+++ b/host/lib/usrp/cores/tx_frontend_core_200.hpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2011 Ettus Research LLC
+// Copyright 2011,2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -29,6 +29,8 @@ class tx_frontend_core_200 : boost::noncopyable{
 public:
     typedef boost::shared_ptr<tx_frontend_core_200> sptr;
 
+    virtual ~tx_frontend_core_200(void) = 0;
+
     static sptr make(uhd::wb_iface::sptr iface, const size_t base);
 
     virtual void set_mux(const std::string &mode) = 0;
diff --git a/host/lib/usrp/cores/tx_vita_core_3000.cpp b/host/lib/usrp/cores/tx_vita_core_3000.cpp
index 38eb6afb5..71a2b7e21 100644
--- a/host/lib/usrp/cores/tx_vita_core_3000.cpp
+++ b/host/lib/usrp/cores/tx_vita_core_3000.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2013 Ettus Research LLC
+// Copyright 2013,2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -24,6 +24,10 @@
 
 using namespace uhd;
 
+tx_vita_core_3000::~tx_vita_core_3000(void){
+    /* NOP */
+}
+
 struct tx_vita_core_3000_impl : tx_vita_core_3000
 {
     tx_vita_core_3000_impl(
diff --git a/host/lib/usrp/cores/tx_vita_core_3000.hpp b/host/lib/usrp/cores/tx_vita_core_3000.hpp
index d4677a3e3..4c0052d4f 100644
--- a/host/lib/usrp/cores/tx_vita_core_3000.hpp
+++ b/host/lib/usrp/cores/tx_vita_core_3000.hpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2013 Ettus Research LLC
+// Copyright 2013-2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -32,6 +32,8 @@ class tx_vita_core_3000 : boost::noncopyable
 public:
     typedef boost::shared_ptr<tx_vita_core_3000> sptr;
 
+    virtual ~tx_vita_core_3000(void) = 0;
+
     static sptr make(
         uhd::wb_iface::sptr iface,
         const size_t base
diff --git a/host/lib/usrp/cores/user_settings_core_200.cpp b/host/lib/usrp/cores/user_settings_core_200.cpp
index 391725edc..99f7e00e1 100644
--- a/host/lib/usrp/cores/user_settings_core_200.cpp
+++ b/host/lib/usrp/cores/user_settings_core_200.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2012 Ettus Research LLC
+// Copyright 2012,2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -22,6 +22,10 @@ using namespace uhd;
 #define REG_USER_ADDR             _base + 0
 #define REG_USER_DATA             _base + 4
 
+user_settings_core_200::~user_settings_core_200(void){
+    /* NOP */
+}
+
 class user_settings_core_200_impl : public user_settings_core_200{
 public:
     user_settings_core_200_impl(wb_iface::sptr iface, const size_t base):
diff --git a/host/lib/usrp/cores/user_settings_core_200.hpp b/host/lib/usrp/cores/user_settings_core_200.hpp
index f5fca2ce6..a8efeed38 100644
--- a/host/lib/usrp/cores/user_settings_core_200.hpp
+++ b/host/lib/usrp/cores/user_settings_core_200.hpp
@@ -1,5 +1,5 @@
 //
-// Copyright 2012 Ettus Research LLC
+// Copyright 2012,2014 Ettus Research LLC
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -28,6 +28,8 @@ public:
     typedef boost::shared_ptr<user_settings_core_200> sptr;
     typedef std::pair<boost::uint8_t, boost::uint32_t> user_reg_t;
 
+    virtual ~user_settings_core_200(void) = 0;
+
     static sptr make(uhd::wb_iface::sptr iface, const size_t base);
 
     virtual void set_reg(const user_reg_t &reg) = 0;