Linker error

[Jerry]

On Monday, 21 January 2019 at 21:37:22 UTC, H. S. Teoh wrote:
> On Mon, Jan 21, 2019 at 04:02:23PM -0500, Steven Schveighoffer 
> via Digitalmars-d-learn wrote:
>> On 1/21/19 3:37 PM, Jerry wrote:
>> > [...]
> [...]
>> > [...]
> [...]
>
> Looks like a problem with stale cached object files.  Try:
>
> 	rm dub.selections.json
> 	dub build --force
>
> (Be sure to back up dub.selections.json before doing this, if 
> you have
> customized it by hand.)
>
>
> T

Still same error, on both 2.78 and 2.84.