4 files changed, 4 insertions, 3 deletions
diff --git a/gnuradio-core/src/lib/gengen/gr_vector_source_X.h.t b/gnuradio-core/src/lib/gengen/gr_vector_source_X.h.t
index 592467778a..041cc47a45 100644
--- a/gnuradio-core/src/lib/gengen/gr_vector_source_X.h.t
+++ b/gnuradio-core/src/lib/gengen/gr_vector_source_X.h.t
@@ -55,7 +55,7 @@ class @NAME@ : public gr_sync_block {
   virtual int work (int noutput_items,
 		    gr_vector_const_void_star &input_items,
 		    gr_vector_void_star &output_items);
-  void set_data(const std::vector<@TYPE@> &data, const std::vector<gr_tag_t> &tags);
+  void set_data(const std::vector<@TYPE@> &data, const std::vector<gr_tag_t> &tags =  std::vector<gr_tag_t>());
 };
 
 GR_CORE_API @NAME@_sptr
diff --git a/gnuradio-core/src/lib/gengen/gr_vector_source_X.i.t b/gnuradio-core/src/lib/gengen/gr_vector_source_X.i.t
index c661ca6d3f..1f1479f947 100644
--- a/gnuradio-core/src/lib/gengen/gr_vector_source_X.i.t
+++ b/gnuradio-core/src/lib/gengen/gr_vector_source_X.i.t
@@ -31,7 +31,7 @@ gr_make_@BASE_NAME@ (const std::vector<@TYPE@> &data, bool repeat = false, int v
 class @NAME@ : public gr_sync_block {
  public:
   void rewind();
-  void set_data(const std::vector<@TYPE@> &data, const std::vector<gr_tag_t> &tags);
+  void set_data(const std::vector<@TYPE@> &data, const std::vector<gr_tag_t> &tags = std::vector<gr_tag_t>());
  private:
   @NAME@ (const std::vector<@TYPE@> &data, bool repeat, int vlen, const std::vector<gr_tag_t> &tags);
 };
diff --git a/gr-blocks/lib/CMakeLists.txt b/gr-blocks/lib/CMakeLists.txt
index b6ad772d29..de73a8a308 100644
--- a/gr-blocks/lib/CMakeLists.txt
+++ b/gr-blocks/lib/CMakeLists.txt
@@ -253,6 +253,7 @@ list(APPEND blocks_libs
     volk
     ${Boost_LIBRARIES}
     ${BLOCKS_LIBRARIES}
+    ${LOG4CPP_LIBRARIES}
 )
 
 add_library(gnuradio-blocks SHARED ${gr_blocks_sources})
diff --git a/gr-blocks/tests/CMakeLists.txt b/gr-blocks/tests/CMakeLists.txt
index 6a4f9d4c54..ec17c017f1 100644
--- a/gr-blocks/tests/CMakeLists.txt
+++ b/gr-blocks/tests/CMakeLists.txt
@@ -51,6 +51,6 @@ set(tests_not_run #single source per test
 foreach(test_not_run_src ${tests_not_run})
     get_filename_component(name ${test_not_run_src} NAME_WE)
     add_executable(${name} ${test_not_run_src})
-    target_link_libraries(${name} test-gnuradio-core gnuradio-blocks)
+    target_link_libraries(${name} test-gnuradio-core gnuradio-blocks ${LOG4CPP_LIBRARIES})
 endforeach(test_not_run_src)