[llvm-bugs] [Bug 37603] Missed canonicalization for bit mask calculation

via llvm-bugs llvm-bugs at lists.llvm.org
Sun Jun 10 13:17:19 PDT 2018


Roman Lebedev <lebedev.ri at gmail.com> changed:

           What    |Removed                     |Added
             Status|ASSIGNED                    |RESOLVED
         Resolution|---                         |FIXED

--- Comment #9 from Roman Lebedev <lebedev.ri at gmail.com> ---
Ok, *this* bug should be fixed now as of r334371 / r334372.

Not sure if a new bug for (x >> C1) << C2 fold (where C1 != C2)
strangeness (requiring 'exact'ness of lshr) is required.
We could continue bikeshedding in https://reviews.llvm.org/D46760 :)

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