[llvm-bugs] [Bug 30358] Regression(r281215): `Assertion `Opc && "Impossible reg-to-reg copy"' failed` when building chrome for android with trunk clang

via llvm-bugs llvm-bugs at lists.llvm.org
Tue Sep 13 01:24:20 PDT 2016


https://llvm.org/bugs/show_bug.cgi?id=30358

James Molloy <james.molloy at arm.com> changed:

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

--- Comment #4 from James Molloy <james.molloy at arm.com> ---
Hi Nico,

Thanks for the prompt revert on this. I've identified the bug and will reapply
with a fix in place and testcase.

The issue was that I hadn't taken into account that ARMISD::CMOV can have
non-integer type. We can of course do a select of floats.

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