Re: [boost] clang on mingw

Subject: Re: [boost] clang on mingw
From: Niall Douglas (s_sourceforge_at_[hidden])
Date: 2014-03-04 13:48:39

On 4 Mar 2014 at 20:27, Peter Dimov wrote:

> > I would be surprised if GCC + SEH is as reliable as DWARF. 
> > http://gcc.gnu.org/wiki/WindowsGCCImprovements says GCC doesn't do Windows 
> > SEH at all, but the real reason SEH isn't in mainline GCC is due to patent 
> > fears, there has been an implementation for some time. I assume the 
> > mingw-w64 developers decided to merge that patch anyway.
> 
> The MinGW-w64 page states that SEH is only patented for x86, not on x64, 
> which is why the 32 bit version only has Dwarf or SJLJ as options. The 64 
> bit version is SEH or SJLJ. 

I didn't know that. Still, I would assume that the SEH implementation 
is probably nothing like as heavily tested as the DWARF 
implementation.

Whatever the case, you really don't want SJLJ for sure.

Niall

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