merges r28895 from trunk into ruby_1_9_2.

--
* vm_eval.c (vm_call0): fix for VM_METHOD_TYPE_NOTIMPLEMENTED.
  [ruby-dev:41953]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_2@28936 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Sat Aug  7 13:33:25 2010  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* vm_eval.c (vm_call0): fix for VM_METHOD_TYPE_NOTIMPLEMENTED.
+	  [ruby-dev:41953]
+
 Fri Aug  6 18:59:23 2010  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* file.c (realpath_rec): rb_str_modify depends on the length, so

ext/-test-/bug-3662/bug.c

@@ -0,0 +1,16 @@
+#include <ruby.h>
+
+static VALUE
+bug_funcall(int argc, VALUE *argv, VALUE self)
+{
+    if (argc < 1) rb_raise(rb_eArgError, "not enough argument");
+    return rb_funcall2(self, rb_to_id(*argv), argc-1, argv+1);
+}
+
+void
+Init_bug(void)
+{
+    VALUE mBug = rb_define_module("Bug");
+    rb_define_module_function(mBug, "funcall", bug_funcall, -1);
+    rb_define_module_function(mBug, "notimplement", rb_f_notimplement, -1);
+}

ext/-test-/bug-3662/extconf.rb

@@ -0,0 +1 @@
+create_makefile("-test-/bug-3662/bug")

test/-ext-/test_bug-3662.rb

@@ -0,0 +1,10 @@
+require '-test-/bug-3662/bug'
+
+class Test_BUG_3662 < Test::Unit::TestCase
+  def test_funcall_notimplement
+    bug3662 = '[ruby-dev:41953]'
+    assert_raise(NotImplementedError, bug3662) {
+      Bug.funcall(:notimplement)
+    }
+  end
+end

vm_eval.c

@@ -66,6 +66,7 @@ vm_call0(rb_thread_t* th, VALUE recv, VALUE id, int argc, const VALUE *argv,
 	val = vm_exec(th);
 	break;
       }
+      case VM_METHOD_TYPE_NOTIMPLEMENTED:
       case VM_METHOD_TYPE_CFUNC: {
 	EXEC_EVENT_HOOK(th, RUBY_EVENT_C_CALL, recv, id, klass);
 	{