added `and` operator

1 files changed, 1 insertions, 1 deletions

diff --git a/Makefile b/Makefile
index 07feba0..eddc4b8 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@ main: main.o parser.o builtin.o model.o eval.o exc.o consts.o
 	g++ -o main $^ -pg -lgmp
 
 .cpp.o:
-	g++ $< -c -g -pg -DGMP_SUPPORT
+	g++ $< -c -g -pg -DGMP_SUPPORT -Wall -Wextra -Wconversion
 
 clean:
 	rm -f *.o