DMD [-O flag] vs. [memory allocation in a synchronized class]

[Ivan Kazmenko via Digitalmars-d-learn]

On Thursday, 8 June 2017 at 15:35:06 UTC, Ivan Kazmenko wrote:
> Perhaps a regression should be filed, or searched for, at 
> issues.dlang.org.  I can do it, but not right now, and would be 
> glad if someone beats me to it.

Reported: https://issues.dlang.org/show_bug.cgi?id=17481