[LLVMbugs] [Bug 11487] New: pointers to data members in unions are not initialized to -1

[bugzilla-daemon at llvm.org]

http://llvm.org/bugs/show_bug.cgi?id=11487

             Bug #: 11487
           Summary: pointers to data members in unions are not initialized
                    to -1
           Product: clang
           Version: trunk
          Platform: PC
        OS/Version: All
            Status: NEW
          Severity: normal
          Priority: P
         Component: LLVM Codegen
        AssignedTo: unassignedclangbugs at nondot.org
        ReportedBy: shatrov at gmail.com
                CC: llvmbugs at cs.uiuc.edu
    Classification: Unclassified


Created attachment 7677
  --> http://llvm.org/bugs/attachment.cgi?id=7677
test case

According to C++ ABI, null pointers to data members are represented as "-1".
Clang does not obey this rule for members of a union (see the attached test
case).

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