Revert "Recommitted r263425 "Supporting all entities declared in lexical scope in LLVM debug info." After fixing PR26942 (the fix is included in this commit)."

This reverts commit r264281.

This change breaks building Chromium for iOS. We'll upload a reproducer
to the PR soon.

llvm-svn: 264333

1 files changed, 0 insertions, 11 deletions

diff --git a/clang/lib/CodeGen/CGDebugInfo.h b/clang/lib/CodeGen/CGDebugInfo.h
index 795dc0ad42c..989ecad9b46 100644
--- a/clang/lib/CodeGen/CGDebugInfo.h
+++ b/clang/lib/CodeGen/CGDebugInfo.h
@@ -116,11 +116,6 @@ class CGDebugInfo {
 
   /// Keep track of our current nested lexical block.
   std::vector<llvm::TypedTrackingMDRef<llvm::DIScope>> LexicalBlockStack;
-
-  /// Map of AST declaration to its lexical block scope.
-  llvm::DenseMap<const Decl *, llvm::TypedTrackingMDRef<llvm::DIScope>>
-      LexicalBlockMap;
-
   llvm::DenseMap<const Decl *, llvm::TrackingMDRef> RegionMap;
   /// Keep track of LexicalBlockStack counter at the beginning of a
   /// function. This is used to pop unbalanced regions at the end of a
@@ -383,12 +378,6 @@ public:
   /// Emit an Objective-C interface type standalone debug info.
   llvm::DIType *getOrCreateInterfaceType(QualType Ty, SourceLocation Loc);
 
-  /// Map AST declaration to its lexical block scope if available.
-  void recordDeclarationLexicalScope(const Decl &D);
-
-  /// Get lexical scope of AST declaration.
-  llvm::DIScope *getDeclarationLexicalScope(const Decl &D, QualType Ty);
-
   /// Emit standalone debug info for a type.
   llvm::DIType *getOrCreateStandaloneType(QualType Ty, SourceLocation Loc);