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method as __attribute__ ((used)) when adding it to a class. This functionality is useful when stopped in anonymous namespaces: expressions attached to classes in anonymous namespaces are typically elided by Clang's CodeGen because they have no namespaces are intended not to be externally visible. __attribute__ ((used)) forces CodeGen to emit the function. Right now, __attribute__ ((used)) causes the JIT not to emit the function, so we're not enabling it until we fix that. llvm-svn: 143469