Fix max-depth test case for AIX.

[Tom Tromey]

>>>>> Aditya Kamath1 <Aditya.Kamath1@ibm.com> writes:

> From 3117e666bad264e460596903acbcd008dc3f9287 Mon Sep 17 00:00:00 2001
> From: Aditya Vidyadhar Kamath <Aditya.Kamath1@ibm.com>
> Date: Wed, 10 Apr 2024 00:52:05 -0500
> Subject: [PATCH] Fix max-depth test case for AIX.

> In AIX, if in the main program the global variables are unused then the linker optimises
> these variables and the dwarf will not have proper address to the same. Hence we cannot access these
> variables.

This is ok.
Approved-By: Tom Tromey <tom@tromey.com>

Tom