In Section 7.2.2 we introduced the notion of a universal reference type (void * in C) that
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In Section 7.2.2 we introduced the notion of a universal reference type (void * in C) that refers to an object of unknown type. Using such references, implement a “poor man’s generic queue” in C, as suggested in Section 7.3.1. Where do you need type casts? Why? Give an example of a use of the queue that will fail catastrophically at run time, due to the lack of type checking.
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