On 2/4/19 3:43 PM, Paolo Bonzini wrote:
> The iteration was stopping as soon as prev_var was set to NULL, and
> therefore it skipped the first element.  Fortunately, or unfortunately,
> we have only one use of QTAILQ_FOREACH_REVERSE_SAFE.  Thus this only
> showed up as incorrect register preferences on the very first translation
> block that was compiled.
> 
> Reported-by: Thomas Huth <th...@redhat.com>
> Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
> ---
>  include/qemu/queue.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Reviewed-by: Richard Henderson <richard.hender...@linaro.org>


r~

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