Remove 1 -Wunused-function warning in scan.l

diff --git a/lib/cgraph/scan.l b/lib/cgraph/scan.l
index b0af41b64315db3b531884b22bdc828068e7ae08..224eb93d8b895e4e613374eed98e398229541d94 100644 (file)
--- a/lib/cgraph/scan.l
+++ b/lib/cgraph/scan.l
@@ -20,6 +20,11 @@
    */
 %option prefix="aag"
 
+  /* Avoid generating an unused input function. See
+     https://westes.github.io/flex/manual/Scanner-Options.html
+   */
+%option noinput
+
 %{
 #include <grammar.h>
 #include <cghdr.h>