Passing pointer to extern(C++) templated function

[kinke]

On Wednesday, 14 October 2020 at 00:25:56 UTC, Jamie wrote:
> Happy to file a bug, but if it was a bug in the mangler 
> wouldn't both C++ and D get the same result? Assuming D uses 
> the same mangler for the extern(C++) stuff.

Bug in the D frontend implementation of Itanium C++ mangling. 
https://github.com/dlang/dmd/blob/master/src/dmd/cppmangle.d