error.c: super in method_missing

* error.c (nometh_err_initialize): do not shirtcut rb_call_super,
  to push proper control frame.  [ruby-dev:50522] [Bug #14670]

* error.c (rb_nomethod_err_new): allocate and initialize a new
  NoMethodError instance.

* vm_eval.c (rb_make_no_method_exception): create a new exception
  instance directly without method calls, to prevent influence of
  ruby level method definitions, which can cause an unpredictable
  behavior, e.g., infinite recursion.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63136 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 16 insertions, 0 deletions

diff --git a/test/ruby/test_exception.rb b/test/ruby/test_exception.rb
index 43115de3bd..8dafa45120 100644
--- a/test/ruby/test_exception.rb
+++ b/test/ruby/test_exception.rb
@@ -1320,4 +1320,20 @@ $stderr = $stdout; raise "\x82\xa0"') do |outs, errs, status|
     end;
     assert_in_out_err([], code, [], /Bug14566/, success: false, timeout: 1)
   end
+
+  def test_super_in_method_missing
+    assert_separately([], "#{<<~"begin;"}\n#{<<~'end;'}")
+    begin;
+      class Object
+        def method_missing(name, *args, &block)
+          super
+        end
+      end
+
+      bug14670 = '[ruby-dev:50522] [Bug #14670]'
+      assert_raise_with_message(NoMethodError, /`foo'/, bug14670) do
+        Object.new.foo
+      end
+    end;
+  end
 end