On Thu, Jun 9, 2022 at 2:03 PM Bart Schaefer <schaefer@brasslantern.com> wrote:
>
> zsh/param/private assumes the heap created in startparamscope() is the
> only active heap until endparamscope(), but "always" blocks allocate
> and free another layer of heap, which invalidates the memory "private"
> uses for the parameter GSU structures.

That was a lot simpler/more straightforward than I expected.