[llvm] r201608 - Fix PR18743.

[Juergen Ributzka]

Hi Rafael,

my mistake - the second phase build was a LTO build. The build bot is still running with your LTO fix, but it already passed the spot where it used to fail.

Cheers,
Juergen

On Feb 19, 2014, at 3:01 PM, Rafael Espíndola <rafael.espindola at gmail.com> wrote:

> On 19 February 2014 17:49, Chris Matthews <chris.matthews at apple.com> wrote:
>> It is failing building libLLVMSupport.a in stage 2. ar is failing stating a fatal error in randlib.
>> 
>> We are going to wait for a build with your LTO fix to see if that helps.
> 
> What I would suggest trying is
> 
> * Check what the command line creating the archive is. The one I am
> seeing is attached.
> * Find a minimal file list that causes ranlib to assert.
> * Then reduce (with delta for example) the preprocessed files leading
> into ranlib.
> 
> I have done that in the past to debug LTO issues.  If at any point you
> can send me the input files (and they also crashes the ranlib in
> mavericks) I can finish reducing it.
> 
> Cheers,
> Rafael
> <log>