Hi,

At Fri, 22 Jul 2011 14:55:40 +0900,
Yukihiro Matsumoto wrote in [ruby-core:38386]:
> Quite nice idea!  I am not going to make this specified
> behavior among implementations, but as an optimization it's
> great.  I'd like to merge it, for 1.9.3, if the maintainer allows.

I'm wondering who/when/why removed rb_sym_interned_p().  I was
going to make a simillar change formerly, but have forgotten it
long time.

-- 
Nobu Nakada