diff --git a/Makefile b/Makefile
index c7aab54..3439f7c 100644
--- a/Makefile
+++ b/Makefile
@@ -18,10 +18,28 @@ tests: FORCE
 
 
 tests-gcc10: FORCE
-	env CXX=g++10 CXXFLAGS="-Wl,-rpath=/usr/local/lib/gcc10/ -Wall -pedantic -O0 -g3 -std=c++20 -I../src -I/usr/local/include" $(MAKE) -C src
-	env CXX=g++10 CXXFLAGS="-Wl,-rpath=/usr/local/lib/gcc10/ -Wall -pedantic -O0 -g3 -std=c++20 -I../src -I/usr/local/include" $(MAKE) -C tests
-	#env CXX=clang++ CXXFLAGS="-fsanitize=address -Wall -pedantic -O0 -g3 -std=c++20 -I../src -I/usr/local/include" $(MAKE) -C src
-	#env CXX=clang++ CXXFLAGS="-fsanitize=address -Wall -pedantic -O0 -g3 -std=c++20 -I../src -I/usr/local/include" $(MAKE) -C tests
+	env CXX=g++10 CXXFLAGS="-Wl,-rpath=/usr/local/lib/gcc10/ -Wall -pedantic -O0 -g3 -std=c++20 -fmax-errors=1 -I../src -I/usr/local/include" $(MAKE) -C src
+	env CXX=g++10 CXXFLAGS="-Wl,-rpath=/usr/local/lib/gcc10/ -Wall -pedantic -O0 -g3 -std=c++20 -fmax-errors=1 -I../src -I/usr/local/include" $(MAKE) -C tests
+
+
+tests-clang: FORCE
+	env CXX=clang++ CXXFLAGS="-Wall -pedantic -O0 -g3 -std=c++20 -I../src -I/usr/local/include" $(MAKE) -C src
+	env CXX=clang++ CXXFLAGS="-Wall -pedantic -O0 -g3 -std=c++20 -I../src -I/usr/local/include" $(MAKE) -C tests
+
+
+tests-clang-sa: FORCE
+	env CXX=clang++ CXXFLAGS="-fsanitize=address -Wall -pedantic -O0 -g3 -std=c++20 -I../src -I/usr/local/include" $(MAKE) -C src
+	env CXX=clang++ CXXFLAGS="-fsanitize=address -Wall -pedantic -O0 -g3 -std=c++20 -I../src -I/usr/local/include" $(MAKE) -C tests
+
+
+tests-clang-sm: FORCE
+	env CXX=clang++ CXXFLAGS="-fsanitize=memory -Wall -pedantic -O3 -g3 -std=c++20 -I../src -I/usr/local/include" $(MAKE) -C src
+	env CXX=clang++ CXXFLAGS="-fsanitize=memory -Wall -pedantic -O3 -g3 -std=c++20 -I../src -I/usr/local/include" $(MAKE) -C tests
+
+
+tests-clang-su: FORCE
+	env CXX=clang++ CXXFLAGS="-fsanitize=undefined -Wall -pedantic -O3 -g3 -std=c++20 -I../src -I/usr/local/include" $(MAKE) -C src
+	env CXX=clang++ CXXFLAGS="-fsanitize=undefined -Wall -pedantic -O3 -g3 -std=c++20 -I../src -I/usr/local/include" $(MAKE) -C tests
 
 
 clean: FORCE
diff --git a/src/csv/csvparser.cpp b/src/csv/csvparser.cpp
index a4800ca..437804b 100644
--- a/src/csv/csvparser.cpp
+++ b/src/csv/csvparser.cpp
@@ -161,16 +161,16 @@ void CSVParser::parse()
 		 *
 		 */
 
-		Space * row_space = new Space();
-		row_space->set_empty_table();
+		Space row_space;
+		row_space.set_empty_table();
 
 		parse_row(row_space);
-		space->add(row_space);
+		space->add(std::move(row_space));
 	}
 }
 
 
-void CSVParser::parse_row(Space * row_space)
+void CSVParser::parse_row(Space & row_space)
 {
 	bool continue_reading;
 
@@ -182,9 +182,9 @@ void CSVParser::parse_row(Space * row_space)
 }
 
 
-bool CSVParser::read_value_to(Space * row_space)
+bool CSVParser::read_value_to(Space & row_space)
 {
-	Space & space_value = row_space->add_empty_space();
+	Space & space_value = row_space.add_empty_space();
 	space_value.set_empty_wstring();
 
 	if( lastc == '"' )
diff --git a/src/csv/csvparser.h b/src/csv/csvparser.h
index bb01132..7402896 100644
--- a/src/csv/csvparser.h
+++ b/src/csv/csvparser.h
@@ -135,9 +135,9 @@ protected:
 
 
 	void parse();
-	void parse_row(Space * row_space);
+	void parse_row(Space & row_space);
 
-	bool read_value_to(Space * row_space);
+	bool read_value_to(Space & row_space);
 	bool read_quoted_value_to(std::wstring & value);
 	bool read_non_quoted_value_to(std::wstring & value);