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On Fri, Nov 9, 2012 at 4:54 PM, Tom Bergan <tbergan at cs.washington.edu> > The bug manifests > more simply if the variables "Ptr" and "Foo" are declared static -- in this > case, the bug is demonstrated directly with "clang -O3". > > Attached are three files: > * test.c, which is the same as the old test.c, but with "Ptr" and

On Fri, Nov 9, 2012 at 11:23 AM, Hans Wennborg <hans at chromium.org> wrote: > Hi Tom, > > On Wed, Nov 7, 2012 at 11:43 PM, Tom Bergan <tbergan at cs.washington.edu> > wrote: > > Hello, > > > > I apologize if this has already been fixed or reported. I believe there > is > > a bug in the way the optimizer deals with thread_local variables. The