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What happens when a pointer is deleted twice in C\C++?

+2 votes
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What happens when a pointer is deleted twice in C\C++?
posted Feb 3, 2015 by Alwaz

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This is already been discussed,
Please follow below link,
http://tech.queryhome.com/74389/can-a-pointer-be-freed-more-than-once-in-c

2 Answers

+1 vote

It is not certain and depends. If the value of the pointer is set to 0 soon after first delete, then not operation will perform. If not, there are chances for program crash.

answer Feb 4, 2015 by Mohammed Hussain
0 votes

This issue is known as double free.

answer Feb 5, 2015 by Vikram Singh
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