optimize code with -O3

diff --git a/compile.sh b/compile.sh
index 0768daf..756af2b 100755 (executable)
--- a/compile.sh
+++ b/compile.sh
@@ -12,7 +12,7 @@ set -f -u -e -o pipefail
 # flags for the build - adjust for your needs
 # delete all the generated stuff afterwards (with `rm -r gen`)
 CC='gcc'
-CFLAGS='-g -O0 -Wall -Werror -fPIC -std=c99'
+CFLAGS='-O3 -Wall -Werror -fPIC -std=c99 -march=native'
 
 # create build environment if it doesn't exist yet
 mkdir -p gen # contains all generated files