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Date: Thu, 11 Apr 2013 08:23:31 +0200
From: Paolo Bonzini <pbonzini@redhat.com>
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Subject: Re: [Qemu-devel] [PATCH] translate: cleanup
	gen_intermediate_code_internal
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To: li guang <lig.fnst@cn.fujitsu.com>
Cc: peter.maydell@linaro.org, proljc@gmail.com, e.voevodin@samsung.com, qemu-devel@nongnu.org, blauwirbel@gmail.com, paul@codesourcery.com, afaerber@suse.de, aurelien@aurel32.net, rth@twiddle.net

Il 11/04/2013 04:11, li guang ha scritto:
>> > I don't care if the compiler doesn't complain (though I doubt it
>> > doesn't; are you using --enable-debug?
> absolutely yes.
> 

Ok, here is the problem.

--enable-debug disables optimization.  It will disable some warnings
that the compiler only produces with -Ox.

You can use --enable-debug when developing, but you must test your
patches without it before submitting.

Problem solved!  Thanks,

Paolo