[Issue 7748] New: Unification of template arguments with parameters does not work with variadics

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=7748

           Summary: Unification of template arguments with parameters does
                    not work with variadics
           Product: D
           Version: D2
          Platform: All
        OS/Version: All
            Status: NEW
          Severity: normal
          Priority: P2
         Component: DMD
        AssignedTo: nobody at puremagic.com
        ReportedBy: andrei at metalanguage.com


--- Comment #0 from Andrei Alexandrescu <andrei at metalanguage.com> 2012-03-21 11:59:23 PDT ---
Consider:

struct S(T...) {
}

void fun(T1, T2...)(S!(T1) a, S!(T2) b) {
}

void main() {
    S!(string) s1;
    S!(int, bool) s2;
    fun(s1, s2);
}

The example fails to compile, but it works and should associate the two
parameters accordingly. (It does work without variadics.)

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