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Object being passed to a copy constructor ___________

Object being passed to a copy constructor ___________ Correct Answer Must be passed by reference

This is mandatory to pass the object by reference. Otherwise, the object will try to create another object to copy its values, in turn a constructor will be called, and this will keep on calling itself. This will cause the compiler to give out of memory error.

Related Questions

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Object being passed to a copy constructor __
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Copy constructor is a constructor which ________________