Switch Sema::DynamicClasses over to LazyVector

llvm-svn: 136317

1 files changed, 10 insertions, 3 deletions

diff --git a/clang/lib/Serialization/ASTReader.cpp b/clang/lib/Serialization/ASTReader.cpp
index e8ae251e5a8..8b2d1a270e7 100644
--- a/clang/lib/Serialization/ASTReader.cpp
+++ b/clang/lib/Serialization/ASTReader.cpp
@@ -4341,9 +4341,6 @@ void ASTReader::InitializeSema(Sema &S) {
 
   // If there were any dynamic classes declarations, deserialize them
   // and add them to Sema's vector of such declarations.
-  for (unsigned I = 0, N = DynamicClasses.size(); I != N; ++I)
-    SemaObj->DynamicClasses.push_back(
-                               cast<CXXRecordDecl>(GetDecl(DynamicClasses[I])));
 
   // Load the offsets of the declarations that Sema references.
   // They will be lazily deserialized when needed.
@@ -4586,6 +4583,16 @@ void ASTReader::ReadExtVectorDecls(SmallVectorImpl<TypedefNameDecl *> &Decls) {
   ExtVectorDecls.clear();
 }
 
+void ASTReader::ReadDynamicClasses(SmallVectorImpl<CXXRecordDecl *> &Decls) {
+  for (unsigned I = 0, N = DynamicClasses.size(); I != N; ++I) {
+    CXXRecordDecl *D
+      = dyn_cast_or_null<CXXRecordDecl>(GetDecl(DynamicClasses[I]));
+    if (D)
+      Decls.push_back(D);
+  }
+  DynamicClasses.clear();
+}
+
 void ASTReader::LoadSelector(Selector Sel) {
   // It would be complicated to avoid reading the methods anyway. So don't.
   ReadMethodPool(Sel);