[hatari-devel] Check memcpy() with valgrind

Eero Tamminen eerot at users.berlios.de
Thu Nov 11 20:01:44 CET 2010


Hi,

On Thursday 11 November 2010, David Savinkoff wrote:
> There is a gotcha with memcpy that is currently creating a stir.
> http://lwn.net/Articles/414467/#Comments

It's not really a gotcha.  Using memcpy() on overlapping regions is
undefined behavior and non-portable. Doing that is a bug like any
other bugs.

I've checked Hatari many times with Valgrind, ElectricFence/Duma,
Mudflap...  It shouldn't have this kind beginner errors.


	- Eero



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