[Issue 14251] synchronized (mtx) doesn't check attributes (pure, const)

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=14251

--- Comment #8 from Walter Bright <bugzilla at digitalmars.com> ---
(In reply to ZombineDev from comment #7)
> The OP issue doesn't mention class monitors. The bug also affects raw sync
> primitives like core.sync.mutex and in general everything using
> Object.IMonitor.

'Klass' is a class, and so has a class monitor.

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