Re: should sync builtins be full optimization barriers?

[Michael Matz]

Hi,

On Tue, 13 Sep 2011, Andrew MacLeod wrote:

> Your example was not about regular stores, it used atomic variables.

This reads as if there exists non-atomic variables in the new C++ 
mem-model.  Assuming that this is so, why do those ugly requirements of 
not introducing new data races also apply to those non-atomic datas?


Ciao,
Michael.