Re: Threadsafe singletons
"kanze" <email@example.com> schrieb im Newsbeitrag
Strangely, I found no text in the standard that explicitly
guarantees that an object will be initialized before it is
first used... Or maybe I just overlooked it?
No. This guarantee is explicitly not given; there are even
cases where the standard guarantees that the dynamic
initialization will NOT have taken place before the object is
used. (My solution to this problem, with:
Singleton* Singleton::ourInstance = &Singleton::instance() ;
is an example of code which counts on the function seeing the
zero initialization, before the dynamic initialization has
You mean, you are checking for a null pointer whereever
Singleton::ourInstance is used?
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