[Bug c++/57618] New: OpenMP atomic read and write are not sequentially consistent
nmm1 at cam dot ac.uk
gcc-bugzilla@gcc.gnu.org
Fri Jun 14 21:23:00 GMT 2013
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57618
Bug ID: 57618
Summary: OpenMP atomic read and write are not sequentially
consistent
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity: minor
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: nmm1 at cam dot ac.uk
See bug 57617 for the data and more description. But the same program
finds that OpenMP atomic read and write are not sequentially consistent.
That will assuredly cause wrong answers when yer everage programmer
attempts to use them.
But should they be? If you can decode any specification on this matter
from what OpenMP are pleased to call a standard, you are more intelligent
than I am.
So is this a bug, a gotcha or a feature?
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