[llvm] r202486 - [docs] Add a big section with details about how to go about acquiring

Hal Finkel hfinkel at anl.gov
Tue Mar 4 14:09:41 PST 2014

----- Original Message -----
> From: "Chandler Carruth" <chandlerc at gmail.com>
> To: "Hal Finkel" <hfinkel at anl.gov>
> Cc: "Chandler Carruth" <chandlerc at gmail.com>, "Commit Messages and Patches for LLVM" <llvm-commits at cs.uiuc.edu>
> Sent: Tuesday, March 4, 2014 3:14:26 PM
> Subject: Re: [llvm] r202486 - [docs] Add a big section with details about how to go about acquiring
> On Tue, Mar 4, 2014 at 1:06 PM, Hal Finkel < hfinkel at anl.gov > wrote:
> > Because Clang/LLVM 3.4 don't provide an installed-out-of-the-box
> > well
> > tested standard library implementation for Linux, and as mentioned
> > at the start of the comment section, this is largely a Linux
> > section.
> So the issue is just that libc++'s build system is wacky? I've never
> built libc++ with cmake -- preferring instead my patched version of
> the 'buildit' script ;) -- , but is the cmake setup from 3.4 usable?
> Or is testing on Linux the major issue?
> The build setup with cmake is getting better, but not perfect yet.
> The testing on linux is also an issue. I think these are *all* show
> stopper problems for recommending this as the one stop host
> toolchain on Linux.

Fair enough.

Different issue, having done this (used gcc 4.8), is it worth warning people that, unless they also upgrade their gdb, they'll have trouble debugging the resulting binaries?


Hal Finkel
Assistant Computational Scientist
Leadership Computing Facility
Argonne National Laboratory

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