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Re: [Xen-devel] [PATCH v6] x86/clang: allow integrated assembler usage

On Fri, Feb 23, 2018 at 02:11:00PM +0000, Roger Pau Monne wrote:
> If the required features are present.
> Modify as-option-add to add an option in case the test fails, and use
> it to detect whether the required clang integrated assembler features
> are present.
> This patch has been tested with clang 3.5, clang 6, gcc 6.4.0 without
> retpoline support and gcc 7.3.1 with retpoline support.
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
> Signed-off-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>

Acked-by: Wei Liu <wei.liu2@xxxxxxxxxx>

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