diff --git a/testflags.sh b/testflags.sh
index 07fca8e..904b538 100755
--- a/testflags.sh
+++ b/testflags.sh
@@ -57,9 +57,9 @@ O3FLAGS="-fno-gcse-after-reload
 -fno-version-loops-for-strides"
 #-fno-vect-cost-model=dynamic 
 
-#for i in $O2FLAGS; do 
-#	rm spectre_v2-gcc-O2 > /dev/null; CFLAGS="$i" make spectre_v2-gcc-O2; ./spectre_v2-gcc-O2 2> /dev/null > /dev/null && echo -e "\033[32m ok $i\033[0m"
-#done
+for i in $O2FLAGS; do 
+	rm spectre_v2-gcc-O2 > /dev/null; CFLAGS="$i" make spectre_v2-gcc-O2; ./spectre_v2-gcc-O2 2> /dev/null > /dev/null && echo -e "\033[32m ok $i\033[0m"
+done
 for i in $O3FLAGS; do 
 	rm spectre_v2-gcc-O3 > /dev/null; CFLAGS="$i" make spectre_v2-gcc-O3; ./spectre_v2-gcc-O3 2> /dev/null > /dev/null && echo -e "\033[32m ok $i\033[0m"
 done