[Issue 18864] Building 64-bit dmd on Windows results in a debug build. The release build doesn't work.

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=18864

--- Comment #6 from Atila Neves <atila.neves at gmail.com> ---
The same code compiles with dmd 2.080.0. The failures are random.

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