r278882 - If possible, set the stack rlimit to at least 8MiB on cc1 startup, and work

[Richard Smith via cfe-commits]

llvm-config.h doesn't provide the necessary macros. I've applied a
different fix for out-of-tree builds in r279112.

On Wed, Aug 17, 2016 at 11:51 PM, Vedant Kumar via cfe-commits <
cfe-commits at lists.llvm.org> wrote:

> Done in clang/r279035.
>
> thanks,
> vedant
>
> > On Aug 17, 2016, at 7:43 AM, Will Dietz via cfe-commits <
> cfe-commits at lists.llvm.org> wrote:
> >
> > (Seems to fix the build here, FWIW.  If sounds reasonable can someone
> commit this? Thanks!)
> >
> > ~Will
> >
> > On Wed, Aug 17, 2016 at 9:39 AM Will Dietz <wdietz2 at uiuc.edu> wrote:
> > This is the first use of "llvm/Config/config.h" in the clang tree, which
> breaks out-of-tree builds for me (since llvm's config.h isn't installed).
> >
> > Would using "llvm/Config/llvm-config.h" suffice instead? I'm trying that
> now...
> >
> > ~Will
> >
> > On Wed, Aug 17, 2016 at 8:36 AM Joerg Sonnenberger via cfe-commits <
> cfe-commits at lists.llvm.org> wrote:
> > On Wed, Aug 17, 2016 at 01:05:08AM -0000, Richard Smith via cfe-commits
> wrote:
> > > Author: rsmith
> > > Date: Tue Aug 16 20:05:07 2016
> > > New Revision: 278882
> > >
> > > URL: http://llvm.org/viewvc/llvm-project?rev=278882&view=rev
> > > Log:
> > > If possible, set the stack rlimit to at least 8MiB on cc1 startup, and
> work
> > > around a Linux kernel bug where the actual amount of available stack
> may be a
> > > *lot* lower than the rlimit.
> >
> > Can you please restrict this to Linux? I'm quite opposed to overriding
> > system default limits, they exist for a reason.
> >
> > Joerg
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