Revert r289979 due to regressions

[clang] / include / clang / Serialization / ASTReader.h

diff --git a/include/clang/Serialization/ASTReader.h b/include/clang/Serialization/ASTReader.h
index 57a504cc323a4c4ce2b66b5dbf1ab85029c220ee..6f1a6ace62e4cdb163145c8435fa53fe12b4e680 100644 (file)
--- a/include/clang/Serialization/ASTReader.h
+++ b/include/clang/Serialization/ASTReader.h
@@ -807,13 +807,7 @@ private:
   SourceLocation PointersToMembersPragmaLocation;
 
   /// \brief The OpenCL extension settings.
-  OpenCLOptions OpenCLExtensions;
-
-  /// \brief Extensions required by an OpenCL type.
-  llvm::DenseMap<const Type *, std::set<std::string>> OpenCLTypeExtMap;
-
-  /// \brief Extensions required by an OpenCL declaration.
-  llvm::DenseMap<const Decl *, std::set<std::string>> OpenCLDeclExtMap;
+  SmallVector<uint64_t, 1> OpenCLExtensions;
 
   /// \brief A list of the namespaces we've seen.
   SmallVector<uint64_t, 4> KnownNamespaces;