* string.c (rb_str_clear): avoid revealing NULL pointer.

  [ruby-dev:24766]

* string.c (str_gsub): add paranoid check. [ruby-dev:24827]

* string.c (str_mod_check): check frozen status as well.
  [ruby-dev:24801]

* lib/mathn.rb (Integer::gcd2): faster implementation by
  <erlercw@siu.edu>. [ruby-talk:120232]

* ext/gdbm/gdbm.c (fgdbm_store): StringValue() may alter string
  pointer.  [ruby-dev:24783]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@7265 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 0 deletions

diff --git a/eval.c b/eval.c
index da82e0ea8b..8bef0bcdd4 100644
--- a/eval.c
+++ b/eval.c
@@ -4686,6 +4686,10 @@ rb_yield_0(val, self, klass, flags, avalue)
 	POP_TAG();
 	if (state) goto pop_state;
     }
+    else if (lambda && RARRAY(val)->len != 0) {
+	rb_raise(rb_eArgError, "wrong number of arguments (%ld for 0)",
+		 RARRAY(val)->len);
+    }
     if (!node) {
 	state = 0;
 	goto pop_state;