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...r unrolling. It's a little funny because you could then have, say, both "llvm.loop.unroll.enable false" and "llvm.loop.unroll.enable true" attached to a loop which is a bit funny. Yet another alternative is to make up some new metadata node type like "llvm.loop.unroll.already_unrolled" and add it to the loop. Mark -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20140717/1e7a68e1/attachment.html>