chew ubsan warning

It matters not at all if pc is incremented from its initial NULL
value, but avoid this silly runtime ubsan error.

	* doc/chew.c (perform): Avoid incrementing NULL pc.

diff --git a/bfd/doc/chew.c b/bfd/doc/chew.c
index b3be7fa9cdad97590a754db0b0d828c5025474b3..9271cd107f9487602cac1641fd242c13d789873b 100644 (file)
--- a/bfd/doc/chew.c
+++ b/bfd/doc/chew.c
@@ -1301,12 +1301,12 @@ perform (void)
            {
              if (warning)
                fprintf (stderr, "warning, %s is not recognised\n", next);
-             skip_past_newline ();
+             idx = skip_past_newline_1 (ptr, idx);
            }
          free (next);
        }
       else
-       skip_past_newline ();
+       idx = skip_past_newline_1 (ptr, idx);
     }
 }