[Chapel Merge] Add a future for issue 6786

Branch: refs/heads/main
Revision: 15ddce5
Author: mppf
Link: Unavailable
Log Message:

Merge pull request #19699 from mppf/future-6786

Add a future for issue 6786

Adds a future test for issue #6786.

Test change only - not reviewed.

Modified Files:
A test/extern/ferguson/sizeof-wide.bad

A test/extern/ferguson/sizeof-wide.chpl
A test/extern/ferguson/sizeof-wide.compopts
A test/extern/ferguson/sizeof-wide.future
A test/extern/ferguson/sizeof-wide.good

Compare: https://github.com/chapel-lang/chapel/compare/a11582110001...15ddce567fb0