[llvm] r201608 - Fix PR18743.

[Juergen Ributzka]

The build bot just finished and everything looks good now.
-Juergen

On Feb 19, 2014, at 4:18 PM, Juergen Ributzka <juergen at apple.com> wrote:

> 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>
> 
> 
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