When and Why Will a Compiler Initialize Memory to 0xCD, 0xDD, etc. on malloc/free/new/delete?

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The Standard Template Library (STL) is a set of C++ template classes to provide common programming data structures and functions such as vector, lists, stacks, etc.

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When and Why Will a Compiler Initialize Memory to 0xCD, 0xDD, etc. on malloc/free/new/delete?

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