The problem is, that many apparently read accesses in Perl, actually do modify the SV

That's not a problem. The proposed locking mechanism doesn't care about appearances. If the operation involves a write, the write will trigger the locking mechanism.

It does fail for other reasons, though.

In reply to Re^2: A faster?, safer, user transparent, shared variable "locking" mechanism. by ikegami
in thread A faster?, safer, user transparent, shared variable "locking" mechanism. by BrowserUk

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