On 18.11.12 18:05, Hans-Peter Nilsson wrote:
> On Sat, 17 Nov 2012, Diego Novillo wrote:
>> I have now committed all 25 parts of this patch as rev 193595.  Please
>> CC me on any problems that you think may be related to this rewrite.
> 
> That seems to have trigged some bug in gcc-4.4-era.  See
> PR55381.  There are a lot of suspicious warnings from vec.h.
> It smells a bit like a host gcc bug, but I'll have to find a
> newer version where it builds to confirm.  (If so, "hopefully"
> it's as "simple" as upping the minimum host gcc version or
> blacklisting gcc-4.4.x.)

Is there a minimum gcc to bootstrap current trunk?
I currently fail to bootstrap trunk with a 4.2.1 gcc, but a 4.6
succeeds. I see similar warnings as in the PR. But here on x86_64
FreeBSD genautomata gives a bus error.

build/genautomata
/export/devel/net/src/gcc/head/gcc/gcc/config/i386/i386.md \
  insn-conditions.md > tmp-automata.c
gmake[3]: *** [s-automata] Bus error (core dumped)

Andreas

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