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Date: Tue, 22 Feb 2011 01:56:49 +0100
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From: nello martuscielli <ppc.addon@gmail.com>
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Subject: [Qemu-devel] Re: qemu-0.14.0 doesn't compile on ppc32
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To: Paolo Bonzini <pbonzini@redhat.com>
Cc: Peter Maydell <peter.maydell@linaro.org>, qemu-devel@nongnu.org, Aurelien Jarno <aurelien@aurel32.net>

On Mon, Feb 21, 2011 at 9:10 AM, Paolo Bonzini <pbonzini@redhat.com> wrote:
> On 02/20/2011 06:32 PM, Peter Maydell wrote:
>>
>> On 20 February 2011 16:56, Aurelien Jarno<aurelien@aurel32.net> =A0wrote=
:
>>>
>>> On Sun, Feb 20, 2011 at 03:01:12PM +0100, nello martuscielli wrote:
>>>>
>>>> =A0 CC =A0 =A0x86_64-softmmu/translate.o
>>>> {standard input}: Assembler messages:
>>>> {standard input}:11903788: Warning: end of file not at end of a line;
>>>> newline inserted
>>>> gcc: Internal error: Killed (program cc1)
>>
>>> It is most likely a compiler/setup issue. My guess your machine got out
>>> of memory, and the OOM killer killed cc1. Try adding more memory and/or
>>> swap, it should work.
>>
>> Some of qemu's code does seem to trigger rather excessive memory
>> use by gcc; for instance we've had problems with memory usage
>> building for ARM with gcc of target-sparc/translate.c wanting
>> gigabytes of RAM with some compiler flags:
>> https://bugs.launchpad.net/gcc-linaro/+bug/714921
>>
>> I suspect it's all those large switch statements...
>
> It's on my todo list to report it to GCC, since this memory-hog behavior =
is
> a GCC regression.
>
> Paolo
>



compiling with  -fno-var-tracking i just succesfully built it without
any out of memory error.
So it seems it's possible to compile qemu on ppc32 without a
ridiculous high amount of ram with gcc-4.5.2.