https://issues.dlang.org/show_bug.cgi?id=23944

          Issue ID: 23944
           Summary: bigint doesnt work in ctfe (uses free)
           Product: D
           Version: D2
          Hardware: x86_64
                OS: Linux
            Status: NEW
          Severity: enhancement
          Priority: P1
         Component: phobos
          Assignee: nobody@puremagic.com
          Reporter: crazymonkyyy@gmail.com

> std/internal/math/biguintcore.d(939): Error: `free` cannot be interpreted at compile time, because it has no available source code

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