Re: [PATCH v2] qtest: fix 'expression is always false' build failure in qtest_has_accel()

[Jason Andryuk]

On Wed, Oct 27, 2021 at 11:10 AM Igor Mammedov <imammedo@redhat.com> wrote:
>
> If KVM is disabled or not present, qtest library build
> may fail with:
>    libqtest.c: In function 'qtest_has_accel':
>       comparison of unsigned expression < 0 is always false
>       [-Werror=type-limits]
>          for (i = 0; i < ARRAY_SIZE(targets); i++) {
>
> due to empty 'targets' array.
> Fix it by making sure that CONFIG_KVM_TARGETS isn't empty.
>
> Fixes: e741aff0f43343 ("tests: qtest: add qtest_has_accel() to check if 
> tested binary supports accelerator")
> Reported-by: Jason Andryuk <jandryuk@gmail.com>
> Suggested-by: "Michael S. Tsirkin" <mst@redhat.com>
> Signed-off-by: Igor Mammedov <imammedo@redhat.com>

Tested-by: Jason Andryuk <jandryuk@gmail.com>

Thanks,
Jason