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Fri Nov 28 13:56:34 CET 2008 · https://mail.python.org/pipermail/python-dev/2008-November/083753.html

Hrvoje Niksic wrote:
> A friend pointed out that running python under valgrind (simply "valgrind
> python") produces a lot of "invalid read" errors.  Reading up on
> Misc/README.valgrind only seems to describe why "uninitialized reads" should
> occur, not invalid ones.  For example:
 [...]
> I suppose valgrind could be confused by PyFree's pool address validation
> that intentionally reads the memory just before the allocated block, and
> incorrectly attributes it to a previously allocated (and hence freed) block,
> but I can't prove that.  Has anyone investigated this kind of valgrind
> report?

Did you use the suppressions file as suggested in Misc/README.valgrind?

   --suppressions=Misc/valgrind-python.supp

--
Amaury Forgeot d'Arc

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[Python-Dev] Python under valgrind