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Date: Thu, 30 Sep 2010 10:09:09 +0200
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Subject: [Qemu-devel] Re: [PATCH, RFT] mingw32: use ASLR,
	no-SEH and DEP if available
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To: Blue Swirl <blauwirbel@gmail.com>
Cc: TeLeMan <geleman@gmail.com>, qemu-devel <qemu-devel@nongnu.org>

On 09/29/2010 07:04 PM, Blue Swirl wrote:
> On Wed, Sep 29, 2010 at 2:38 AM, TeLeMan<geleman@gmail.com>  wrote:
>> GDB can not insert breakpoints on Windows Vista/7 because of the flag
>> -dynamicbase.
>
> I'd suppose that is a bug in GDB, or rather a missing feature. ASLR is
> automatically disabled by GDB 7, but that and "set
> disable-randomization on" seems to work only on Linux.
>
> For QEMU, it could be possible to make a workaround (for example a new
> flag for configure which disables ASLR). I think ASLR enabled should
> be the default.

You can piggyback that onto --enable-pie/--disable-pie.

Enabling PIE by default would be a good thing in general for security, 
BTW, even for softmmu targets.

Paolo