Tiding up

compile.sh

@@ -1,7 +1,5 @@
 #!/bin/bash
-as *.s -o program.o
-# ld program.o -g -o program debugging
-# ld program.o -N -s --strip-all --gc-sections -o program smallest
-ld program.o -N -o program
-strip program
-echo "size =" $(wc -c program) "octets"
+as *.s -o bf-cat.o
+ld bf-cat.o -N -o bf-cat
+strip bf-cat
+echo "size =" $(wc -c bf-cat) "octets"