[Lldb-commits] [lldb] e93bade - [nfc] [lldb] Remove unused DIEPointerSet, DeclToDIEMap and m_decl_to_die

[Jan Kratochvil via lldb-commits]

Author: Jan Kratochvil
Date: 2021-09-17T21:51:36+02:00
New Revision: e93baded39578d62139656833c9b926d5cf78ba5

URL: https://github.com/llvm/llvm-project/commit/e93baded39578d62139656833c9b926d5cf78ba5
DIFF: https://github.com/llvm/llvm-project/commit/e93baded39578d62139656833c9b926d5cf78ba5.diff

LOG: [nfc] [lldb] Remove unused DIEPointerSet, DeclToDIEMap and m_decl_to_die

In whole GIT history this map has been always only written but never read.

Added: 
    

Modified: 
    lldb/source/Plugins/SymbolFile/DWARF/DWARFASTParserClang.cpp
    lldb/source/Plugins/SymbolFile/DWARF/DWARFASTParserClang.h

Removed: 
    


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diff  --git a/lldb/source/Plugins/SymbolFile/DWARF/DWARFASTParserClang.cpp b/lldb/source/Plugins/SymbolFile/DWARF/DWARFASTParserClang.cpp
index 0bab2b3ae7512..115047c97ca3f 100644
--- a/lldb/source/Plugins/SymbolFile/DWARF/DWARFASTParserClang.cpp
+++ b/lldb/source/Plugins/SymbolFile/DWARF/DWARFASTParserClang.cpp
@@ -3137,7 +3137,6 @@ clang::Decl *DWARFASTParserClang::GetClangDeclForDIE(const DWARFDIE &die) {
   if (DWARFDIE spec_die = die.GetReferencedDIE(DW_AT_specification)) {
     clang::Decl *decl = GetClangDeclForDIE(spec_die);
     m_die_to_decl[die.GetDIE()] = decl;
-    m_decl_to_die[decl].insert(die.GetDIE());
     return decl;
   }
 
@@ -3145,7 +3144,6 @@ clang::Decl *DWARFASTParserClang::GetClangDeclForDIE(const DWARFDIE &die) {
           die.GetReferencedDIE(DW_AT_abstract_origin)) {
     clang::Decl *decl = GetClangDeclForDIE(abstract_origin_die);
     m_die_to_decl[die.GetDIE()] = decl;
-    m_decl_to_die[decl].insert(die.GetDIE());
     return decl;
   }
 
@@ -3210,7 +3208,6 @@ clang::Decl *DWARFASTParserClang::GetClangDeclForDIE(const DWARFDIE &die) {
   }
 
   m_die_to_decl[die.GetDIE()] = decl;
-  m_decl_to_die[decl].insert(die.GetDIE());
 
   return decl;
 }

diff  --git a/lldb/source/Plugins/SymbolFile/DWARF/DWARFASTParserClang.h b/lldb/source/Plugins/SymbolFile/DWARF/DWARFASTParserClang.h
index 9bf6240b75544..332056ddcce1a 100644
--- a/lldb/source/Plugins/SymbolFile/DWARF/DWARFASTParserClang.h
+++ b/lldb/source/Plugins/SymbolFile/DWARF/DWARFASTParserClang.h
@@ -73,7 +73,6 @@ class DWARFASTParserClang : public DWARFASTParser {
   class DelayedAddObjCClassProperty;
   typedef std::vector<DelayedAddObjCClassProperty> DelayedPropertyList;
 
-  typedef llvm::SmallPtrSet<const DWARFDebugInfoEntry *, 4> DIEPointerSet;
   typedef llvm::DenseMap<const DWARFDebugInfoEntry *, clang::DeclContext *>
       DIEToDeclContextMap;
   typedef std::multimap<const clang::DeclContext *, const DWARFDIE>
@@ -83,11 +82,9 @@ class DWARFASTParserClang : public DWARFASTParser {
       DIEToModuleMap;
   typedef llvm::DenseMap<const DWARFDebugInfoEntry *, clang::Decl *>
       DIEToDeclMap;
-  typedef llvm::DenseMap<const clang::Decl *, DIEPointerSet> DeclToDIEMap;
 
   lldb_private::TypeSystemClang &m_ast;
   DIEToDeclMap m_die_to_decl;
-  DeclToDIEMap m_decl_to_die;
   DIEToDeclContextMap m_die_to_decl_ctx;
   DeclContextToDIEMap m_decl_ctx_to_die;
   DIEToModuleMap m_die_to_module;