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Subject: Re: [boost] [1.48.0] Beta 1 release candidates available
From: Olaf van der Spek (ml_at_[hidden])
Date: 2011-10-26 18:50:41

On Thu, Oct 27, 2011 at 12:40 AM, Stephan T. Lavavej
<stl_at_[hidden]> wrote:
> [Olaf van der Spek]
>> Hmm, I'm on x64 but I'm compiling x86 code. What compiler does that use?
> The x86-native compiler. VC10 also has an x86=>x64 cross-compiler, and an x64-native compiler (this is the one that reserves tons of address space for its PCH, because it can). Additionally, VC10 had x86=>IA-64 cross, and VC11 has x86=>ARM cross.
> (If all of our compilers were x64-hosted, then PCH size problems would vanish in a puff of smoke.)
> [STL]
>> This has been increased to 83 MB in VC11 as of right now.
> [Olaf van der Spek]
>> Why 11?
> As the compiler changes their data structures, they change the PCH size default accordingly.

So for the end-user the effect is 0?
What's the disadvantage of reserving much more space for the PCH?


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