https://issues.dlang.org/show_bug.cgi?id=20550

          Issue ID: 20550
           Summary: Use fixed seeds for treaps in GC
           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

Only two treaps are initialized by the GC so each of them can be given a predetermined seed. Meager discussion began at https://github.com/ldc-developers/druntime/pull/168

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