...getMember, T, m)))
            alias sym = __traits(getOverloads, T, m);
        else
            alias sym = AliasSeq!(__traits(getMember...

...template overload(symbols...)
{
    static foreach (sym; symbols)
        alias overload = sym;
}

Of course, we still leave...

...this being a blocker to solve this issue. E.g. adding `__traits({ctors, dtor}, SYM)`.

--

...of an expression).

'Template lambda' is really anonymous templates:
enum(alias Sym) => __traits(isModule, Sym)

...getOverloads, __traits(parent, sym), __traits(identifier, sym))

and this?

   sym.__parent.__overloads(sym.__identifier)

Maybe...

...mixin(`__traits(%s, sym, Args)`.format(name))))
    {
        enum opDispatch = mixin(`__traits(%s, sym, Args)`.format...

...did not respect the fact that a sym has a single ident.

  class ImportWrapper : Dsymbol...

...enum hasParent(alias sym) = is(__traits(parent, sym) == class) || is(__traits(parent, sym) == struct);

void...

...isTypeidExp().obj))
                {
                    auto sym = t.toDsymbol(null);
                    if (auto ident = (sym ? sym.ident : null))
                    {
                        result...

...uses:

alias sym = Alias!(__traits(getMember, U, member));
...
enum hasStaticMember = __traits(compiles, &sym);

which of...