2010/5/2 t66...@gmail.com <t66...@gmail.com>:
> Hello:
> I have question. I have been running gcc 4.4 branch with dw2 support why
> can't 4.5 branch have such support?
> 4.4-dw2 gcc target mingw-w64 platform it runs well .. I see no reason
> why 4.5 fail target dw2 mingw-w64 platform.
> Since 4.5 have been released and development switched to 4.6, I'd have
> some courage to build gcc-4.5 with dw2 support but was stopped cause it
> was hard-coded disable.
> I am aware of that 4.5 could still be very buggy in fact I have not been
> using 4.5 since half a year ago... all because of the disable code and
> it been buggy.
> I saw that mingw.org released gcc-4.5 almost instantly with official
> release. And I am wondering if they use dw2 or the old sjlj code.
> Is there any plan at all for implementing it for inclusion in 4.5 branch ??
>
> t66...
>
>
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>
Sorry to tell you this, but dw2 unwinding feature never ran for x64.
The current implementation of it is x86 specific and can't be used for
x64. So this #error message is in fact a hint that you are using for
x64 a broken feature. For x86 it remains available.
Cheers,
Kai
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