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[lldb] Fix mangled name being overwritten on type with DW_AT_specific… #11227

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[lldb] Fix mangled name being overwritten on type with DW_AT_specific… #11227

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7 changes: 6 additions & 1 deletion lldb/source/Plugins/SymbolFile/DWARF/DWARFASTParserSwift.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -103,7 +103,12 @@ lldb::TypeSP DWARFASTParserSwift::ParseTypeFromDWARF(const SymbolContext &sc,
break;
case llvm::dwarf::DW_AT_linkage_name:
case llvm::dwarf::DW_AT_MIPS_linkage_name: {
mangled_name.SetCString(form_value.AsCString());
// This could be a type with DW_AT_specification, in which case,
// don't overwrite the mangled name if it's already set (the
// order of the attributes is deterministic, and the "specifier"
// attributes will always come before the specified).
if (mangled_name.IsEmpty())
mangled_name.SetCString(form_value.AsCString());
auto HasSpecificationOf = [&](){
if (has_specification_of)
return true;
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