Pavel,

Thank you for fixing this! 

> On Nov 14, 2019, at 7:30 AM, Pavel Labath via lldb-commits 
> <lldb-commits@lists.llvm.org> wrote:
> 
> 
> Author: Pavel Labath
> Date: 2019-11-14T16:29:36+01:00
> New Revision: 6e3ecd18847cb5c5bbe41d23428e1aa57ed1b339
> 
> URL: 
> https://github.com/llvm/llvm-project/commit/6e3ecd18847cb5c5bbe41d23428e1aa57ed1b339
> DIFF: 
> https://github.com/llvm/llvm-project/commit/6e3ecd18847cb5c5bbe41d23428e1aa57ed1b339.diff
> 
> LOG: [lldb] Fix dwo variant of TestLibCxxFunction
> 
> The test was failing due to a bug in SymbolFileDWARF::FindFunctions --
> the function was searching the main dwarf unit for DW_TAG_subprograms,
> but the main unit is empty in case of split dwarf.  The fix is simple --
> search the non-skeleton unit instead.
> 
> This bug went unnoticed because this function is expensive, and so one
> generally avoids calling it.
> 
> Added: 
> 
> 
> Modified: 
>    lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
> 
> Removed: 
> 
> 
> 
> ################################################################################
> diff  --git a/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp 
> b/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
> index c0c10b21a747..10296527a114 100644
> --- a/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
> +++ b/lldb/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
> @@ -839,7 +839,8 @@ size_t SymbolFileDWARF::ParseFunctions(CompileUnit 
> &comp_unit) {
> 
>   size_t functions_added = 0;
>   std::vector<DWARFDIE> function_dies;
> -  dwarf_cu->AppendDIEsWithTag(DW_TAG_subprogram, function_dies);
> +  dwarf_cu->GetNonSkeletonUnit().AppendDIEsWithTag(DW_TAG_subprogram,
> +                                                    function_dies);
>   for (const DWARFDIE &die : function_dies) {
>     if (comp_unit.FindFunctionByUID(die.GetID()))
>       continue;
> 
> 
> 
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