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...))) to be "combined" as (select X, -1, 0) and then, after substitution occurs, the select become its own condition, creating a loop in the DAG. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20140708/36d94515/attachment.html>

OK from what I understand, the DAG.getSExtOrTrunc(SetCC, DL, SelectVT) is unecessary and the SelectVT is nto the right type (as it is called with incorrect parameter). Here is a patch so it won't generate a loop. I ran make check and it doesn't look like anything is broken. 2014-07-07 11:36 GMT-07:00 Matt Arsenault <arsenm2 at gmail.com>: > > On Jul 5, 2014, at 7:14 PM,