[LLVMbugs] [Bug 7545] New: X86MCInstLower DWARF exception in -O0 -g test

[bugzilla-daemon at llvm.org]

http://llvm.org/bugs/show_bug.cgi?id=7545

           Summary: X86MCInstLower DWARF exception in -O0 -g test
           Product: libraries
           Version: trunk
          Platform: Macintosh
        OS/Version: MacOS X
            Status: NEW
          Severity: normal
          Priority: P
         Component: Backend: X86
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: stoklund at 2pi.dk
                CC: llvmbugs at cs.uiuc.edu


The attached bitcode files are from the  Geryon-PIC-O0-g__llvm-gcc_PROD__x86_64
nightly tester running on trunk.

The crash llc with an Assertion failed: (MI->getOperand(0).isReg() &&
MI->getOperand(3).isImm()), function getDebugValueLocation, file
lib/Target/X86/AsmPrinter/X86MCInstLower.cpp, line 520

llc -asm-verbose=false -O0 -relocation-model pic -disable-fp-elim
Output/office-stringsearch.llvm.bc

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