Dmd regressions - could use some help!

[James Blachly]

On 2/13/20 4:20 AM, Walter Bright wrote:
> https://issues.dlang.org/buglist.cgi?bug_severity=regression&bug_status=NEW&bug_status=ASSIGNED&bug_status=REOPENED&list_id=230104&query_format=advanced 
> 
> 
> Could use help in the form of using git bisect to determine which PR 
> produced the regression. This can help isolate the reasons much faster!

Thanks Walter

20484 	is mine

https://issues.dlang.org/show_bug.cgi?id=20484

I already did the work and found the commit. It is in the initial bug 
report.

Also of note the change inducing the commit was not in the changelog, 
but should have been.