[GCC-XML] How to get more info from error message, resulting in ICE?

[Brad King]

Marcus Lindblom wrote:
> 
> 
> Brad King wrote:
>> Marcus Lindblom wrote:
>>> Marcus Lindblom wrote:
>>>> The full preprocessed source is available at the following url, if it
>>>> helps.
>>>>
>>>> http://www.yar.nu/macke/misc/gccxml-pyopensg-ice.txt.gz
>>> I reran with the latest CVS (from 1 hour ago), on Windows Vista 32-bit.
>>
>> It looks like gccxml's internal GCC parser does not like MSVC's offsetof
>> macro definition from the <cstddef> header.  I've committed a fix.
> 
> Thanks for the quick response and fix! I'd never have tracked that down
> myself. :)
> 
> I updated, rebuilt and reran, and got a different error message,
> followed by an ICE again. The Boost-error I can probably work on, but
> the new ICE is a bit scary:
> 
> ###
> C:/Program Files/boost/boost_1_36_0/boost/mpl/bool_fwd.hpp:21: sorry,
> unimplemented: call_expr cannot be mangled due to a defect in the C++ ABI
> C:/Program Files/boost/boost_1_36_0/boost/type.hpp:14: internal compiler
> error: Segmentation fault
> ###
> 
> Is the latter error due to the former?
> Is there anything I can do additionally to pinpoint this?

It is probably because gccxml simulates MSVC's preprocessor, so boost's
code is picking implementations that work with MSVC instead of GCC.
>From boost's point of view, gccxml is another compiler identified by
__GCCXML__.  I know some parts of boost have been fixed to recognize it.
 Perhaps this part has not been fixed, or was not fixed as of their 1.36
release.

-Brad