fixed warning for bad alloc exception

apps/gpu/Cases_1_3_5_7/Cases_1_3_5_7.cpp

@@ -220,9 +220,8 @@ int main( int argc, char* argv[])
         }
 
 	}
-    catch (const std::bad_alloc e)
+    catch (const std::bad_alloc& e)
     {
-                
         *logging::out << logging::Logger::LOGGER_ERROR << "Bad Alloc:" << e.what() << "\n";
     }
     catch (const std::exception& e)

apps/gpu/Cases_2_4_6_8/Cases_2_4_6_8.cpp

@@ -224,9 +224,8 @@ int main( int argc, char* argv[])
         }
 
 	}
-    catch (const std::bad_alloc e)
+    catch (const std::bad_alloc& e)
     {
-                
         *logging::out << logging::Logger::LOGGER_ERROR << "Bad Alloc:" << e.what() << "\n";
     }
     catch (const std::exception& e)