Merge pull request #1679 from gangliao/code

Enable coverage output

cmake/coverallsGcovJsons.cmake

@@ -134,7 +134,7 @@ foreach(GCDA ${GCDA_FILES})
 	# If -p is not specified then the file is named only "the_file.c.gcov"
 	#
 	execute_process(
-		COMMAND "${GCOV_EXECUTABLE} -p -o ${GCDA_DIR} ${GCDA} >/dev/null"
+		COMMAND "${GCOV_EXECUTABLE} -p -o ${GCDA_DIR} ${GCDA}"
 		WORKING_DIRECTORY ${GCDA_DIR}
 	)
 endforeach()