[cxx-abi-dev] Mangling late-specified return types/decltype

[Jason Merrill]

Jason Merrill wrote:
> We already have a mangling for component ref.

Or I thought we did; apparently we don't have an operator code for '.', 
as it isn't an overloadable operator.  How does "dt" sound?

After that issue is taken care of, there's the question of what to do 
with the dependent member name.  Just

dt <expression> <unqualified-name>?

Jason