On 13/02/2018 10:32, Martin Liška wrote:
> Hello.
> It caused PR84340, I'm suggesting following fix:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84340#c3

I don't think EAF_DIRECT is the issue.  You could think of ASAN_MARK as
writing a global variable, which it can do because it's not const.

The issue is that the ASAN_CHECK doesn't exist at early DSE time, and
thus causes the store to disappear.


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