On Feb  4, 2015, Alexandre Oliva <lxol...@fsfla.org> wrote:

> On Jan 27, 2015, Sam Geeraerts <sam...@elmundolibre.be> wrote:
>> If you already have Ucclia running on the Yeeloong,

> I haven't upgraded yet.  Do you by any chance remember at what file the
> compiler got stuck?  This would hopefully enable me to duplicate the bug
> with a cross compiler (I've just built such a cross compiler to bisect a
> kernel regression in the upcoming 3.19-gnu)

Nevermind, I got the build stuck at vp9_cx_iface on parkes, and on the
cross compiler at a faster build machine.  It gets stuck in the first
common subexpression elimination optimization pass (cse1) in a partial
clone of function validate_config.  It fails even with -O2.

I found out that compiling with -fno-cse-follow-jumps in addition to -O3
or -O2 makes it finish compilation very quickly, presumably at some loss
of optimization.  You might want to use that for now, at least until I
debug the compiler it properly.  That might take a while, though.

-- 
Alexandre Oliva, freedom fighter    http://FSFLA.org/~lxoliva/
You must be the change you wish to see in the world. -- Gandhi
Be Free! -- http://FSFLA.org/   FSF Latin America board member
Free Software Evangelist|Red Hat Brasil GNU Toolchain Engineer

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