From: Akinori MUSHA <knu@...>
Date: 2008-05-31T00:47:27+09:00
Subject: Re: unexpected return using define_method

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At Fri, 30 May 2008 22:49:31 +0900,
ts wrote:
> Akinori MUSHA wrote:
> > You can always look into bootstraptest/test_knownbug.rb for known
> > bugs.
>
>  Well I don't think that all known bugs are in this file, some
>  are in ruby-bugs.

True, and you can always ask ko1 to add a longstanding bug that's
caused by the core engine.

I'm planning to add a known bug list for each branch.  1.8 has some
known bugs that I cannot take the time to fix.

> > There is already a proposed patch for the latter issue, which is going
> > to be committed soon.  cf. [ruby-dev:34658]
>
> vgs% svn diff vm_insnhelper.c
> Index: vm_insnhelper.c
> ===================================================================
> --- vm_insnhelper.c	(revision 16703)
> +++ vm_insnhelper.c	(working copy)
> @@ -1230,7 +1230,7 @@
>  		if (VM_FRAME_TYPE(cfp) == FRAME_MAGIC_LAMBDA) {
>  		    /* lambda{... break ...} */
>  		    is_orphan = 0;
> -		    pt = dfp;
> +		    pt = GC_GUARDED_PTR_REF((VALUE *) *dfp);
>  		}
>  		else {
>  		    dfp = GC_GUARDED_PTR_REF((VALUE *) *dfp);
> vgs%
>
> vgs% /usr/bin/ruby -e 'def b(a) a.call; p :ok; end; b(lambda{break})'
> :ok
> vgs%
>
> vgs% ./ruby -e 'def b(a) a.call; p :ok; end; b(lambda{break})'
> vgs%

It's time to update test_knownbug.rb...

--
Akinori MUSHA / http://akinori.org/

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