[LLVMbugs] [Bug 1042] NEW: Assertion failed in LiveVariables.cpp:157

[bugzilla-daemon at cs.uiuc.edu]

http://llvm.org/bugs/show_bug.cgi?id=1042

           Summary: Assertion failed in LiveVariables.cpp:157
           Product: libraries
           Version: trunk
          Platform: PC
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: Common Code Generator Code
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: asl at math.spbu.ru


Running ./llc test.bc results to (bytecode passes verifier):

llc: /home/asl/proj/llvm/src/lib/CodeGen/LiveVariables.cpp:157: void
llvm::LiveVariables::HandleVirtRegUse(llvm::LiveVariables::VarInfo&,
llvm::MachineBasicBlock*, llvm::MachineInstr*): Assertion `VRInfo.DefInst &&
"Register use before def!"' failed.
./llc((anonymous namespace)::PrintStackTrace()+0x1f)[0x859b96f]
/lib/libc.so.6(abort+0xeb)[0xb7d83133]
/lib/libc.so.6(__assert_fail+0xeb)[0xb7d7b4f3]
./llc(llvm::LiveVariables::HandleVirtRegUse(llvm::LiveVariables::VarInfo&,
llvm::MachineBasicBlock*, llvm::MachineInstr*)+0x13c)[0x842bbec]



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