bug#39962: 27.0.90; Crash in Emacs 27.0.90

[Paul Eggert]

On 3/14/20 8:39 AM, Pip Cet wrote:

> +/* If P is a pointer into a buffer, killed or live, return the buffer.
> +   Otherwise, return nil.  M is a pointer to the mem_block for P.  */
> +
> +static Lisp_Object
> +valid_buffer_holding (struct mem_node *m, void *p)
> +{
> +  /* P must point into the block, and the buffer
> +     must not have been killed.  */

The two comments do not seem to agree. Surely second one should say just 
something like "P must point into block M."