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Subject: Re: [boost] [review] Multiprecision review scheduled for June 8th -17th, 2012
From: John Maddock (boost.regex_at_[hidden])
Date: 2012-06-07 07:23:52

>I am trying to investigate the issue with float I/O test
>that Vicente reported. But I am stuck.
>Preliminary: I have not used clang before and I'm a beginner
>with building boost.
>I started my Ubuntu x86_64 machine and checked out
>the trunk. I can successfully build trunk with b2 and GCC 4.5.
>I can also successfully run the multiprecision tests with GCC 4.5.
>But even though clang 2.9 gets invoked, it can't find all of the
>C++ standard library. It seems to default to using the LINUX
>default includes and tries to use GCC's library headers.

I believe clang does use GCC's std lib headers on Linux - it always has for
me - but like you I know almost nothing about Clang.

This may be the problem actually - on the Mac, I believe Clang uses the
libc++ as the standard lib, but that's only supported on the Mac :-(


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