[LLVMdev] Compiling glibc with LLVM

[sam parker]

Hi James,

What kind of config parameters are needed to build newlib into bytecode?

Thanks,
Sam


James Molloy-3 wrote:
> 
> Hi Nipun,
> 
>  
> 
> As you say, glibc is rather GCC -oriented. I certainly haven't tried this
> myself, but have you thought of using an alternate C library such as
> RedHat
> newlib? That can certainly be compiled by clang (we do it every night).
> 
>  
> 
> Cheers,
> 
> 
> James
> 
>  
> 
> From: llvmdev-bounces at cs.uiuc.edu [mailto:llvmdev-bounces at cs.uiuc.edu] On
> Behalf Of Nipun Arora
> Sent: 26 January 2012 15:54
> To: LLVM Developers Mailing List
> Subject: [LLVMdev] Compiling glibc with LLVM
> 
>  
> 
> Hi,
> 
>  
> 
> I read on the gentoo website  <http://en.gentoo-wiki.com/wiki/Llvm>
> http://en.gentoo-wiki.com/wiki/Llvm that glibc cannot be compiled using
> llvm
> because of some GNU extensions which LLVM does not support.
> 
>  
> 
> Has there been any success in compiling glibc using LLVM so as to get the
> bytecode?
> 
> We are looking to do whole program analysis to look at control flows
> including those in libc... we were hoping that we could get the control
> flows using LLVM API's for glibc.
> 
>  
> 
> Has anyone tried this before?
> 
>  
> 
> Thanks
> 
> Nipun
> 
> _______________________________________________
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> LLVMdev at cs.uiuc.edu         http://llvm.cs.uiuc.edu
> http://lists.cs.uiuc.edu/mailman/listinfo/llvmdev
> 
> 

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