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.../mailman/listinfo/llvm-dev -- Hal Finkel Lead, Compiler Technology and Programming Languages Leadership Computing Facility Argonne National Laboratory -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20180517/926bbb66/attachment.html>

Going to keep this RFC short and to the point: TerminatorInst doesn't pull its weight in the type system. There is essentially a single relevant API -- iterating successors. There is no other interesting aspect shared -- the interface itself just dispatches to specific instructions to be implemented. On the flip side, CallInst and InvokeInst have *massive* amounts of code shared and struggle