1 files changed, 13 insertions, 0 deletions
diff --git a/clang/lib/Serialization/ASTWriter.cpp b/clang/lib/Serialization/ASTWriter.cpp
index 6eba48a1abe9..252853aad1f8 100644
--- a/clang/lib/Serialization/ASTWriter.cpp
+++ b/clang/lib/Serialization/ASTWriter.cpp
@@ -349,6 +349,18 @@ void TypeLocWriter::VisitUnaryTransformTypeLoc(UnaryTransformTypeLoc TL) {
 
 void TypeLocWriter::VisitAutoTypeLoc(AutoTypeLoc TL) {
   Record.AddSourceLocation(TL.getNameLoc());
+  Record.push_back(TL.isConstrained());
+  if (TL.isConstrained()) {
+    Record.AddNestedNameSpecifierLoc(TL.getNestedNameSpecifierLoc());
+    Record.AddSourceLocation(TL.getTemplateKWLoc());
+    Record.AddSourceLocation(TL.getConceptNameLoc());
+    Record.AddDeclRef(TL.getFoundDecl());
+    Record.AddSourceLocation(TL.getLAngleLoc());
+    Record.AddSourceLocation(TL.getRAngleLoc());
+    for (unsigned I = 0; I < TL.getNumArgs(); ++I)
+      Record.AddTemplateArgumentLocInfo(TL.getTypePtr()->getArg(I).getKind(),
+                                        TL.getArgLocInfo(I));
+  }
 }
 
 void TypeLocWriter::VisitDeducedTemplateSpecializationTypeLoc(
@@ -885,6 +897,7 @@ void ASTWriter::WriteBlockInfoBlock() {
   RECORD(DECL_NON_TYPE_TEMPLATE_PARM);
   RECORD(DECL_TEMPLATE_TEMPLATE_PARM);
   RECORD(DECL_CONCEPT);
+  RECORD(DECL_REQUIRES_EXPR_BODY);
   RECORD(DECL_TYPE_ALIAS_TEMPLATE);
   RECORD(DECL_STATIC_ASSERT);
   RECORD(DECL_CXX_BASE_SPECIFIERS);