[llvm-bugs] [Bug 27626] New: [LV] Miscompile of interleaved accesses

[via llvm-bugs]

https://llvm.org/bugs/show_bug.cgi?id=27626

            Bug ID: 27626
           Summary: [LV] Miscompile of interleaved accesses
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P
         Component: Loop Optimizer
          Assignee: unassignedbugs at nondot.org
          Reporter: mssimpso at codeaurora.org
                CC: llvm-bugs at lists.llvm.org, mcrosier at codeaurora.org,
                    silviu.baranga at arm.com
    Classification: Unclassified

Created attachment 16299
  --> https://llvm.org/bugs/attachment.cgi?id=16299&action=edit
Test case

I believe we are miscompiling the attached test case due to a bug in the
interleaved access analysis. We are reusing a load when we should not be. I've
included the actual and expected IR in the test case.

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