diff options
| -rw-r--r-- | ChangeLog | 6 | ||||
| -rw-r--r-- | test/ruby/test_marshal.rb | 20 | ||||
| -rw-r--r-- | vm_method.c | 2 |
3 files changed, 27 insertions, 1 deletions
@@ -1,3 +1,9 @@ +Sat Jun 25 02:33:33 2016 Nobuyoshi Nakada <nobu@ruby-lang.org> + + * vm_method.c (vm_respond_to): try method_missing if respond_to? + is undefined, as if it is the default definition. + [ruby-core:75377] [Bug #12353] + Fri Jun 24 17:04:21 2016 SHIBATA Hiroshi <hsbt@ruby-lang.org> * ext/psych/*, test/psych/*: Upate psych 2.1.0 diff --git a/test/ruby/test_marshal.rb b/test/ruby/test_marshal.rb index 8bfca5561f..d21ab66ffd 100644 --- a/test/ruby/test_marshal.rb +++ b/test/ruby/test_marshal.rb @@ -737,4 +737,24 @@ class TestMarshal < Test::Unit::TestCase end RUBY end + + MethodMissingWithoutRespondTo = Struct.new(:wrapped_object) do + undef respond_to? + def method_missing(*args, &block) + wrapped_object.public_send(*args, &block) + end + def respond_to_missing?(name, private = false) + wrapped_object.respond_to?(name, false) + end + end + + def test_method_missing_without_respond_to + bug12353 = "[ruby-core:75377] [Bug #12353]: try method_missing if" \ + " respond_to? is undefined" + obj = MethodMissingWithoutRespondTo.new("foo") + dump = assert_nothing_raised(NoMethodError, bug12353) do + Marshal.dump(obj) + end + assert_equal(obj, Marshal.load(dump)) + end end diff --git a/vm_method.c b/vm_method.c index 90d543793a..96fc4b6855 100644 --- a/vm_method.c +++ b/vm_method.c @@ -1916,7 +1916,7 @@ vm_respond_to(rb_thread_t *th, VALUE klass, VALUE obj, ID id, int priv) const rb_method_entry_t *const me = method_entry_get(klass, resid, &defined_class); - if (!me) return TRUE; + if (!me) return -1; if (METHOD_ENTRY_BASIC(me)) { return -1; } |