Re: gcc-dw2? or fast sjlj-exceptions EH

[Christopher Faylor <cgf-use-the-mailinglist-please at cygwin dot com>]

On Wed, Sep 12, 2007 at 07:23:06AM -0600, Eric Blake wrote:
>According to Tatsuro MATSUOKA on 9/11/2007 9:58 PM:
>> Dear Eric
>
>No need to write me personally - I read the lists.
>
>> However, I cannot understand the sjlj-exception was adopted in the 
>> cygwin gcc and mingw gcc of the current version.
>
>To rehash this thread, sjlj-exception handling was adopted by cygwin gcc
>because no one has yet completed a patch that does dwarf exception
>handling across Windows callbacks.  In other words, sjlj-exception
>handling is used because it is the only choice that works to date.
>
>>   However the speed 
>> of mingw binary is much faster  than that of the cygwin.
>
>That's because cygwin is an emulation layer, and is inherently slower than
>mingw because it is doing more under the hood to behave more like Posix.

Thanks Eric.

Unless there is something new to be added, can we now give this topic a
rest?  It seems like we may be starting to loop.

cgf

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