[Issue 5219] @noheap annotation

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=5219

--- Comment #15 from bearophile_hugs at eml.cc ---
See the start of the development of @nogc here:

https://github.com/D-Programming-Language/dmd/pull/3455

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