https://issues.dlang.org/show_bug.cgi?id=21030

          Issue ID: 21030
           Summary: Reduce template function instantiations related to
                    array equality
           Product: D
           Version: D2
          Hardware: All
                OS: All
            Status: NEW
          Severity: enhancement
          Priority: P1
         Component: druntime
          Assignee: nobody@puremagic.com
          Reporter: n8sh.secondary@hotmail.com

IFTI creates sometimes-redundant distinct instances of __equals(T1, T2)(T1[] lhs, T2[] rhs) since T1 and T2 are unqualified. Each instance also declares two nested template functions at least one of which will be instantiated at least once.

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