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Re: [Qemu-devel] [PATCH 3/7] configure: add CET support


From: Richard Henderson
Subject: Re: [Qemu-devel] [PATCH 3/7] configure: add CET support
Date: Thu, 14 Mar 2019 08:23:02 -0700
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0

On 3/14/19 3:46 AM, Paolo Bonzini wrote:
> On 14/03/19 01:56, Richard Henderson wrote:
>> Hmm.  The gcc for aarch64 names the similar feature -mbranch-protection.  I'm
>> rather annoyed that the i386 gcc folk appropriated a generic -f name without
>> actually making the feature generic at the same time.
> 
> Wouldn't -fcf-protection=branch also apply to ARM BTI?

It should, but doesn't.  Which was sort of my point re non-coordination of
development.


r~



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