From romain.francois at dbmail.com  Tue Sep 22 11:50:28 2009
From: romain.francois at dbmail.com (Romain Francois)
Date: Tue, 22 Sep 2009 11:50:28 +0200
Subject: [Rd] cannot build R-devel (>= r49747)
In-Reply-To: <4AB89BDF.2090200@stats.uwo.ca>
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Message-ID: <4AB89DE4.3000506@dbmail.com>

On 09/22/2009 11:41 AM, Duncan Murdoch wrote:
>
> On 22/09/2009 5:30 AM, Romain Francois wrote:
>> On 09/22/2009 11:25 AM, Peter Dalgaard wrote:
>>> Romain Francois wrote:
>>>
>>>> However, this might be relevant about my setting, I have the
>>>> "R_KEEP_PKG_SOURCE" environment variable set to "yes". And if I set it
>>>> to "no" it builds correctly.
>>> AHA! Yes, that makes sense
>>>
>>> R_KEEP_PKG_SOURCE=yes make
>>>
>>> breaks for me too with the unprotect_ptr message (SUSE 64bit this time).
>>>
>>
>> I can now track this down to these lines in gram.(y|c)
>>
>> if (!isNull(ParseState.SrcFile))
>> UNPROTECT_PTR(ParseState.SrcFile);
>>
>> The error occurs the first time ParseState.SrcFile is not null.
>
> Thanks for this info. I can track it down now.
>
> Duncan Murdoch

Good. You'll probably be able to fix it much faster.

My only guess is that some extra care is needed when UNPROTECT_PTR'ing 
environments, because if I comment this, then the same problem occurs in 
R_FinalizeSrcRefState(SrcRefState *state) at the end of the parse.

Romain

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[Rd] cannot build R-devel (>= r49747)
Romain Francois