[vorbis-dev] res0.c / by 0?
Brian Hook
brianhook at pyrogon.com
Wed Oct 17 13:04:58 PDT 2001
> Note that you don't see the exception unless you insert
>
> __asm{
> push edx
> sub esp, 4
> fstcw [esp]
> mov dx, [esp]
> and dx, 0xFFFE
> mov [esp], dx
> fldcw [esp]
> add esp, 4
> pop edx
> }
There's a slightly less hairy way of doing this using the MSVC functions
_controlfp() and _control87(), at least it avoids inline asm. I believe
most other compilers on Win32 also provide similarly named constructs.
Adding a generic interface to disable/enable exceptions may be a good
idea?
Regards,
Brian
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