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bug#6214: 23.1; json-read-string crashes emacs with long string


From: Chong Yidong
Subject: bug#6214: 23.1; json-read-string crashes emacs with long string
Date: Tue, 17 Aug 2010 17:46:57 -0400
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.50 (gnu/linux)

Andreas Schwab <address@hidden> writes:

> Chong Yidong <address@hidden> writes:
>
>> Never mind, I got confused.  SAFE_ALLOCA uses record_unwind_protect, so
>> it's gc safe.
>
> No, it isn't.  SAFE_ALLOCA only protects the memory block, you need to
> use SAVE_ALLOCA_LISP to protect also its contents.

Ah, OK.  Thanks.





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