[LLVMdev] -fPIC warning on every compile on Cygwin

Aaron Gray
2009-02-25T23:51:10Z

On Sat, Feb 21, 2009 at 7:14 PM, Nick Lewycky <nicholas at mxc.ca> wrote:

> Aaron Gray wrote:
> > On Thu, Feb 19, 2009 at 6:55 PM, Nick Lewycky <nicholas at mxc.ca
> > <mailto:nicholas at mxc.ca>> wrote:
> >
> >     Aaron Gray wrote:
> >      > On Thu, Feb 19, 2009 at 5:52 PM, Nick Lewycky <nicholas
at mxc.ca
> >     <mailto:nicholas at mxc.ca>
> >      > <mailto:nicholas at mxc.ca <mailto:nicholas at
mxc.ca>>> wrote:
> >      >
> >      >     Aaron Gray wrote:
> >      >      > Hi,
> >      >      >
> >      >      > I partly built LLVM on Cygwin yesterday and it was
fine as
> >     far as it
> >      >      > went. But after doing a svn update today I am
getting the
> >     following
> >      >      > warning on every compile :-
> >      >      >
> >      >      >
> >      >      >     llvm[3]: Compiling LowerAllocations.cpp for
Debug build
> >      >      >
> /usr/src/llvm/lib/Transforms/Utils/LowerAllocations.cpp:1:
> >      >     warning:
> >      >      >     -fPIC ignored for target (all code is position
> >     independent)
> >      >      >
> >      >      >
> >      >      > This maybe happening on other targets too.
> >      >
> >      >     Thanks for the report. This is certainly due to my
change
> >     last night to
> >      >     make LLVM build as PIC by default.
> >      >
> >      > I was a little perplex at the warning as I could not
ascertain
> where
> >      > thery were coming from and could see no obvious commit  !:)
> >      >
> >      > Out of interest, could you point me to the patch or commit,
> please.
> >
> >     r65019 / r65020:
> >
>
http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20090216/073983.html
> >
>
http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20090216/073984.html
> >
> > Can you please email me if and when it is fixed :)
>
> Should be fixed in r65229:
> http://llvm.org/viewvc/llvm-project?view=rev&revision=65229
>
Cygwin is still giving "-fPIC ignored for target (all code is position
independent)" warnings :(

I have tried from LLVM svn mainline.

Sorry that I did not get round to trying it earlier.

Aaron
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