[LLVMbugs] [Bug 4877] New: Assertion failed: (DbgNode && "Invalid DIArray"), function getNumElements, file /Volumes/Data/Users/ddunbar/llvm/lib/ Analysis/DebugInfo.cpp, line 258.

[bugzilla-daemon at cs.uiuc.edu]

http://llvm.org/bugs/show_bug.cgi?id=4877

           Summary: Assertion failed: (DbgNode && "Invalid DIArray"),
                    function getNumElements, file
                    /Volumes/Data/Users/ddunbar/llvm/lib/Analysis/DebugInfo.
                    cpp, line 258.
           Product: libraries
           Version: trunk
          Platform: PC
        OS/Version: All
            Status: NEW
          Severity: normal
          Priority: P2
         Component: Core LLVM classes
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: daniel at zuster.org
                CC: dpatel at apple.com, llvmbugs at cs.uiuc.edu


Created an attachment (id=3426)
 --> (http://llvm.org/bugs/attachment.cgi?id=3426)
It goes boom.

The attached bc asserts in llc:
--
ddunbar at giles:tmp$ llc t2.bc 
Assertion failed: (DbgNode && "Invalid DIArray"), function getNumElements, file
/Volumes/Data/Users/ddunbar/llvm/lib/Analysis/DebugInfo.cpp, line 258.
0   llc               0x0000000100b85d65 PrintStackTrace(void*) + 38
1   llc               0x0000000100b862f3 SignalHandler(int) + 336
2   libSystem.B.dylib 0x00007fff8726214a _sigtramp + 26
3   libSystem.B.dylib 0x00007fff5fbfe1c0 _sigtramp + 3633954960
4   libSystem.B.dylib 0x00007fff872de104 __pthread_markcancel + 0
5   llc               0x0000000100a065ee llvm::DIArray::getNumElements() const
+ 64
6   llc               0x000000010083ab0f
llvm::DwarfDebug::ConstructTypeDIE(llvm::CompileUnit*, llvm::DIE&,
llvm::DICompositeType) + 565
7   llc               0x000000010083838f
llvm::DwarfDebug::AddType(llvm::CompileUnit*, llvm::DIE*, llvm::DIType) + 405
8   llc               0x00000001008393c2
llvm::DwarfDebug::CreateSubprogramDIE(llvm::CompileUnit*, llvm::DISubprogram
const&, bool, bool) + 548
9   llc               0x0000000100839bd0
llvm::DwarfDebug::ConstructSubprogram(llvm::MDNode*) + 126
10  llc               0x000000010083a4d6
llvm::DwarfDebug::BeginModule(llvm::Module*, llvm::MachineModuleInfo*) + 576
11  llc               0x0000000100856493
llvm::DwarfWriter::BeginModule(llvm::Module*, llvm::MachineModuleInfo*,
llvm::raw_ostream&, llvm::AsmPrinter*, llvm::MCAsmInfo const*) + 157
12  llc               0x000000010082dafc
llvm::AsmPrinter::doInitialization(llvm::Module&) + 806
13  llc               0x0000000100b02153
llvm::FPPassManager::doInitialization(llvm::Module&) + 65
14  llc               0x0000000100b02332
llvm::FunctionPassManagerImpl::doInitialization(llvm::Module&) + 58
15  llc               0x0000000100b0239b
llvm::FunctionPassManager::doInitialization() + 41
16  llc               0x000000010002e834 main + 3045
17  llc               0x000000010002d540 start + 52
18  llc               0x0000000000000002 start + 4294781686
Stack dump:
0.      Program arguments: llc t2.bc 
Abort trap
--

Derived from an llvm-gcc ICE on x86_64-pc-linux-gnu.


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