C++ How to Program, 10/e

... 50'000'000]};

The preceding statement uses the version of new that does not throw bad_alloc exceptions (i.e., nothrow) to allocate an array of 50,000,000 doubles.

Software Engineering Observation 17.7

To make programs more robust, use the version of new that throws bad_alloc exceptions on failure.

17.8.3 Handling new Failures Using Function set_new_handler

An additional feature for handling new failures is function set_new_handler (prototyped in standard header <new>). This function takes as its argument a pointer to a function that takes no arguments and returns void—in Fig. 17.6, we use function customNewHandler, but the argument could be a ...