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...old metadata. > > I don't have a test case but we should be able to come up with one if > needed. > I think doing so would be useful. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20131118/b4df7b12/attachment.html>

I just filed this as pr17982, but I'd like to call attention to it, since it seems like something we should try to fix in the 3.4 release. Here's the description from the PR: Sometime over the last year, and I'm fairly certain it has been since we released 3.3, the debug info metadata format has changed in incompatible ways. If you try to use an older bit code file with the current