The Valgrind distribution has multiple tools. The most popular is the memory checking tool (called Memcheck) which can detect many common memory errors such as:



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touching memory you shouldn t (eg. overrunning heap block boundaries)

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using values before they have been initialized

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incorrect freeing of memory, such as double-freeing heap blocks

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memory leaks.

-The Valgrind distribution has to multiple ols. The most popular is the memory checking too l (called Memcheck) which can detect many commo n memory errors such as : * touching memory you should not (eg. overrunnin g heap block boundaries) * t values before using hey have been initialized * incorrect freeing o f memory, such as double-freeing heap memory blocks * lea ks.