[LLVMbugs] [Bug 1684] New: llc reads freed memory when run on 2006-11-30-NoCompileUnit .cpp

[bugzilla-daemon at cs.uiuc.edu]

http://llvm.org/bugs/show_bug.cgi?id=1684

           Summary: llc reads freed memory when run on 2006-11-30-
                    NoCompileUnit.cpp
           Product: new-bugs
           Version: unspecified
          Platform: Other
        OS/Version: Linux
            Status: NEW
          Severity: enhancement
          Priority: P2
         Component: new bugs
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: baldrick at free.fr
                CC: llvmbugs at cs.uiuc.edu


Running test/C++Frontend/2006-11-30-NoCompileUnit.cpp under valgrind
shows it reading freed memory in llvm::DIEBlock::BestForm.

To reproduce, run
  llvm-gcc -S -O0 -emit-llvm -g 2006-11-30-NoCompileUnit.cpp -o - | llvm-as |
valgrind --tool=memcheck llc --disable-fp-elim -f -o NoCompileUnit.s


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