K 10 svn:author V 3 dim K 8 svn:date V 27 2020-09-09T20:48:57.894074Z K 7 svn:log V 300 Follow-up r364753 by enabling compiler-rt's atomic implementation only for clang, as it uses clang specific builtins, and does not compile correctly with gcc. Note that gcc packages usually come with their own libatomic, providing these primitives. PR: 230888 MFC after: 3 days X-MFC-With: r364753 END