[Issue 14805] New: Unreasonably slow "new Struct[large]"

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=14805

          Issue ID: 14805
           Summary: Unreasonably slow "new Struct[large]"
           Product: D
           Version: D2
          Hardware: x86_64
                OS: All
            Status: NEW
          Severity: major
          Priority: P1
         Component: dmd
          Assignee: nobody at puremagic.com
          Reporter: wyrlon at gmx.net

struct Struct
{
  ushort one;
}

auto dummy = new Struct[513*513];

The above program takes ~50s to compile on a modern computer.

No difference between:
v2.067.1
v2.068.0-b1

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