On 2013-05-26 08:00, Václav Zeman wrote:
On 05/25/2013 10:27 PM, Lee Thomas wrote:
+ lp = (const unsigned long *)((uintptr_t)str & ~LONGPTR_MASK);
+ va = (*lp - mask01);
+ vb = ((~*lp) & mask80);
I do not think that this correct C. This is type punning violating
the
rules of the language.
Hello Václav,
The aliasing here is safe, because there are no writes through either
of the pointers.
Regards,
Lee Thomas
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