Unsynchronized int access from threads

[Ali Çehreli]

On 6/18/20 9:42 AM, H. S. Teoh wrote:

 > Are
 > there any hardware situations where the 1st function may read a non-zero
 > value if the 2nd function is simultaneously overwriting an existing zero
 > with another zero?

I've worked in high performance projects where exactly that was done. I 
am not aware of any hardware feature that would make that unsafe.

Ali