WVPASS cmp scripta _compiled/bin/scripta
WVPASS cmp scriptb _compiled/bin/scriptb
+
+# make sure that implicit built-in default rules didn't try to rebuild
+# scripta from scripta.c
+WVPASS touch scripta.c
+WVPASS make COMMENT="do not attempt to compile stripta.c"
+WVPASS cmp scripta _compiled/bin/scripta