fix a few places that said 'int', but meant 'STRLEN'

[perl5.git] / pp_hot.c

diff --git a/pp_hot.c b/pp_hot.c
index 3ab4f30..0785f5f 100644 (file)
--- a/pp_hot.c
+++ b/pp_hot.c
@@ -1,6 +1,6 @@
 /*    pp_hot.c
  *
- *    Copyright (c) 1991-1997, Larry Wall
+ *    Copyright (c) 1991-1999, Larry Wall
  *
  *    You may distribute under the terms of either the GNU General Public
  *    License or the Artistic License, as specified in the README file.
@@ -2155,8 +2155,13 @@ PP(pp_entersub)
            if (SP > PL_stack_base + TOPMARK)
                sv = *(PL_stack_base + TOPMARK + 1);
            else {
-               MUTEX_UNLOCK(CvMUTEXP(cv));
-               croak("no argument for locked method call");
+               AV *av = (AV*)PL_curpad[0];
+               if (hasargs || !av || AvFILLp(av) < 0
+                   || !(sv = AvARRAY(av)[0]))
+               {
+                   MUTEX_UNLOCK(CvMUTEXP(cv));
+                   croak("no argument for locked method call");
+               }
            }
            if (SvROK(sv))
                sv = SvRV(sv);