[LLVMbugs] [Bug 6299] New: LSR assert failure: "Zero allocated in a base register!"

[bugzilla-daemon at cs.uiuc.edu]

http://llvm.org/bugs/show_bug.cgi?id=6299

           Summary: LSR assert failure: "Zero allocated in a base register!"
           Product: new-bugs
           Version: unspecified
          Platform: PC
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: new bugs
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: baldrick at free.fr
                CC: llvmbugs at cs.uiuc.edu


Created an attachment (id=4226)
 --> (http://llvm.org/bugs/attachment.cgi?id=4226)
testcase .ll

$ llc var-tracking.ll
llc: llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp:907:
bool<unnamed>::LSRUse::InsertFormula(size_t, const<unnamed>::Formula&):
Assertion `!(*I)->isZero() && "Zero allocated in a base register!"' failed.


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