build Ldc2 for win xp 32 bit Error

Hans W. Uhlig huhlig at gmail.com
Sat Aug 4 16:36:15 PDT 2012


On Saturday, 4 August 2012 at 23:35:30 UTC, Hans W. Uhlig wrote:
> On Saturday, 4 August 2012 at 16:11:45 UTC, Jacob Carlborg 
> wrote:
>> On 2012-08-04 17:20, Kagamin wrote:
>>> Dwarf2 exceptions work in clang+gcc on win32. It would be 
>>> SOME exception
>>> handling (and quite interesting, I'd say).
>>
>> This post recently appeared on the Clang mailing list:
>>
>> "Hi,
>>
>> I have just been made aware that GCC 4.7.2 and later will use 
>> SEH by default on Win64:
>> http://gcc.gnu.org/ml/gcc-patches/2012-07/msg00512.html
>>
>> I would like to inquire as to possibility of this being 
>> implemented in Clang/LLVM. As this type of exception handling 
>> is much closer to the classic Dwarf model currently used, I 
>> hope it won't be too difficult to implement this in Clang? 
>> Remember that Win64 EH is broken right now, so any improvement 
>> is the right improvement ;-)
>>
>> For 32-bit dw2 eh already works well, and in light of the 
>> misty Borland patents will probably remain the only option for 
>> a while.
>>
>> Thanks!
>>
>> Ruben
>>
>> PS: please also reply to my email address, as I'm not 
>> subscribed to cfe-dev"
>
> Charles Davis did a lot of work on Win64 SEH support in LLVM,
> check commits r131652-r132880.
>
> It's not finished yet. All the stuff for assembly code that uses
> Win64 EH is done, but not the code-gen-side stuff (cf.
> Win64Exception class in CodeGen). I was about to finish it, but
> then real life happened :). This would have allowed us to use
> DW2-style EH on Win64, but it still would have been problematic
> for VC++ EH.
>
> Kai Tietz was interested in finishing it, so I emailed him what 
> I
> have. I assume he's been working on it--he recently submitted a
> patch to fix the permissions on .pdata/.xdata sections that I 
> got
> wrong :). I've CC'd him as well so we can see what he has for 
> us.
>
> Chip
>
> It sounds like this should be targetable from ldc now.

http://www.nynaeve.net/?p=113


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