[Issue 20510] Make backtrace code read the dSYM data

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=20510

johanengelen at weka.io changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |johanengelen at weka.io

--- Comment #4 from johanengelen at weka.io ---
LDC druntime implementation using `atos`:
https://github.com/ldc-developers/ldc/pull/4291

--