10. Memory Management
No amount of genius can overcome obsession with detail.
– traditional
The need for fine-grain control of allocation and deallocation — separating allocation and initialization — array allocation — placement — deallocation problems — memory exhaustion — handling memory exhaustion — automatic garbage collection.
10.1 Introduction
C++ provides the operator new to allocate memory on the free store and the operator delete to release store allocated this way (§2.11.2). Occasionally, a user needs a finer-grained control of allocation and deallocation.
An important case is a per-class allocator for a frequently used class (see [2nd,pg 177]). Many programs create and delete large numbers of small objects of a few important classes ...
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