dmd: template.c:5540: Identifier* TemplateInstance::genIdent(Objects*): Assertion `global.errors' failed.

[Lukasz]

I hope someone will put this on bugzilla

dmd loops endlessly on this code:
----------------
import std.typecons;
string bug(T..., U : tuple!T)(tuple!T t);


dmd aborts on this code:
----------------
import std.typecons;
string bug(T, U : tuple!T)(tuple!T t);
enum e = bug(tuple!int);