Re: [Qemu-devel] Parallel build broken on master

[Paolo Bonzini]

Il 30/03/2012 21:25, Anthony Liguori ha scritto:
> On 03/30/2012 02:21 PM, Luiz Capitulino wrote:
>> On Fri, 30 Mar 2012 21:16:03 +0200
>> Paolo Bonzini<address@hidden>  wrote:
>>
>>> Il 30/03/2012 21:10, Luiz Capitulino ha scritto:
>>>> Hi,
>>>>
>>>> The HEAD is 6b7cff76. Will paste the configure I use because they
>>>> seem to make
>>>> the bug more likely:
>>>>
>>>> $ ../configure --target-list=x86_64-softmmu --disable-strip
>>>> --enable-debug \
>>>>    --disable-xen --disable-brlapi --disable-curses --disable-curl \
>>>>    --disable-bluez --disable-system --disable-debug-tcg
>>>> --audio-card-list=
>>>> $ make -j2
>>>> [...]
>>>>    LINK  qemu-nbd
>>>> gcc: error: aes.o: No such file or directory
>>>> gcc: error: aio.o: No such file or directory
>>>> gcc: error: async.o: No such file or directory
>>>> gcc: error: block.o: No such file or directory
>>>> gcc: error: block/blkdebug.o: No such file or directory
>>>> gcc: error: block/blkverify.o: No such file or directory
>>>> gcc: error: block/bochs.o: No such file or directory
>>>> gcc: error: block/cloop.o: No such file or directory
>>>> gcc: error: block/cow.o: No such file or directory
>>>> gcc: error: block/dmg.o: No such file or directory
>>>> gcc: error: block/nbd.o: No such file or directory
>>>> gcc: error: block/parallels.o: No such file or directory
>>>> gcc: error: block/qcow.o: No such file or directory
>>>> gcc: error: block/qcow2-cache.o: No such file or directory
>>>> gcc: error: block/qcow2-cluster.o: No such file or directory
>>>> [...]
>>>>
>>>> Doesn't happen with -j1 and doesn't happen if I test with commit
>>>> 040b66f3f9
>>>> (ie. before the qtest series).
>>>>
>>>> I build from a separate dir, btw.
>>>
>>> Can you bisect?  Likely it's 1/7 though.
>>
>> Indeed, bisect says it's b93b63f574.
> 
> Can you provide the output of V=1 and config.log?
> 
> make -j9 works for me just fine.

-j4 works, -j2 fails (from a clean directory).  /me wonders if it is a
make bug.  I remember GCC hitting one.

Paolo