Linkage question

[Stanislav Blinov]

On Monday, 24 January 2022 at 17:23:01 UTC, frame wrote:

> I understand that the linkage must match but besides the name 
> mangling, what's happen here? What is the difference if I 
> remove the `extern (C)` part from the T alias?

The difference is in how arguments are being passed, which you 
seem to have discovered already :)

> Would like to know where the linkage format is defined, thx.

It should be here: https://dlang.org/spec/abi.html although IIRC 
it might not be 100% up to date.