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delete a pointer after it was assigned the return of a strdup()?

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is this necessary? after i started using strdup in conjunction with modal dialog''s in an mfc program my program starts to crash when i exit.

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You tell us. You''re the one with the application sitting right in front of you.

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If you looked at the definition of strdup(), you would see that it should be followed by a call to free() when you no longer need the string. A memory leak should not crash your program upon exit but calling delete[] instead of free() on the allocated string might.

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