Boost Users :
Subject: Re: [Boost-users] scoped_lock
From: Scott McMurray (me22.ca+boost_at_[hidden])
Date: 2009-05-22 01:40:03
2009/5/21 Space Ship Traveller <space.ship.traveller_at_[hidden]>:
> // Enqueue the notification to be processed
> Am I correct in assuming this is not going to work as expected? The compiler
> might not even instantiate the lock given this code?
Well, it will instantiate the temporary object, and probably won't
optimize it out since it's non-trivial, but it disappears "at" the
semicolon that ends the statement, so it doesn't do anything useful.
I think it would actually work to do this:
But the way with the named object is the canonical way, so you really
should use it instead.
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