DebugNamesDWARFIndex: add namespace lookup support

llvm-svn: 334186

2 files changed, 11 insertions, 1 deletions

diff --git a/lldb/source/Plugins/SymbolFile/DWARF/DebugNamesDWARFIndex.cpp b/lldb/source/Plugins/SymbolFile/DWARF/DebugNamesDWARFIndex.cpp
index c35dfa9f13a..5f20bc1ce8e 100644
--- a/lldb/source/Plugins/SymbolFile/DWARF/DebugNamesDWARFIndex.cpp
+++ b/lldb/source/Plugins/SymbolFile/DWARF/DebugNamesDWARFIndex.cpp
@@ -98,6 +98,16 @@ void DebugNamesDWARFIndex::GetGlobalVariables(const RegularExpression &regex,
   }
 }
 
+void DebugNamesDWARFIndex::GetNamespaces(ConstString name, DIEArray &offsets) {
+  m_fallback.GetNamespaces(name, offsets);
+
+  for (const DebugNames::Entry &entry :
+       m_debug_names_up->equal_range(name.GetStringRef())) {
+    if (entry.tag() == DW_TAG_namespace)
+      Append(entry, offsets);
+  }
+}
+
 void DebugNamesDWARFIndex::Dump(Stream &s) {
   m_fallback.Dump(s);
 
diff --git a/lldb/source/Plugins/SymbolFile/DWARF/DebugNamesDWARFIndex.h b/lldb/source/Plugins/SymbolFile/DWARF/DebugNamesDWARFIndex.h
index ed82d74644b..bace53198c6 100644
--- a/lldb/source/Plugins/SymbolFile/DWARF/DebugNamesDWARFIndex.h
+++ b/lldb/source/Plugins/SymbolFile/DWARF/DebugNamesDWARFIndex.h
@@ -34,7 +34,7 @@ public:
                             DIEArray &offsets) override {}
   void GetTypes(ConstString name, DIEArray &offsets) override {}
   void GetTypes(const DWARFDeclContext &context, DIEArray &offsets) override {}
-  void GetNamespaces(ConstString name, DIEArray &offsets) override {}
+  void GetNamespaces(ConstString name, DIEArray &offsets) override;
   void GetFunctions(ConstString name, DWARFDebugInfo &info,
                     const CompilerDeclContext &parent_decl_ctx,
                     uint32_t name_type_mask,