[PATCH] Avoid assuming valid_constant_size_p argument is a constant expression (PR 89294)

[Martin Sebor]

On 2/15/19 3:46 PM, Eric Botcazou wrote:
>> I'm ready to commit the patch once it's approved, and have been since
>> the day the problem was reported.
> 
> Maybe CCing whoever approved the previous patch would help?

I just pinged the patch a few minutes ago and CC'd Jason.  Sorry
about any trouble this has caused.

Martin