[llvm-bugs] [Bug 21207] DAG Combiner can generate illegal operations

[via llvm-bugs]

https://bugs.llvm.org/show_bug.cgi?id=21207

Simon Pilgrim <llvm-dev at redking.me.uk> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
 Fixed By Commit(s)|                            |347255
         Resolution|---                         |FIXED

--- Comment #3 from Simon Pilgrim <llvm-dev at redking.me.uk> ---
Legalization on the fly was added some time ago which should avoid this
problem. 

rL347255 makes the op legality testing consistent throughout
DAGCombiner::SimplifyNodeWithTwoResults.

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