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...ced by a derived class. However, the vtable of a derived class has to reference its parent type_info, and so having type_info internalized means that the class is final, doesn’t it? Thanks, Nikolai From: Peter Collingbourne [mailto:peter at pcc.me.uk] Sent: Wednesday, December 6, 2017 4:36 AM To: Gainullin, Artur <artur.gainullin at intel.com> Cc: llvm-dev at lists.llvm.org Subject: Re: Question about visibility analysis for whole program devirtualization pass Hi Artur, Unfortunately, making a visibility analysis at that level would not always give correct results because the symbol informati...

...front-end. But LLVM has LTO internalization pass that uses information from the linker to mark symbols as internal if it is possible. Have you ever considered to make an analysis of visibility at this level (after internalization pass)? Or it is not possible for some reasons? Best regards, Artur Gainullin -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20171130/81772fb3/attachment.html>