1 files changed, 8 insertions, 0 deletions

diff --git a/lib/Parse/DeclSpec.cpp b/lib/Parse/DeclSpec.cpp
index 3436900027e4..0a4e036e4399 100644
--- a/lib/Parse/DeclSpec.cpp
+++ b/lib/Parse/DeclSpec.cpp
@@ -334,6 +334,14 @@ bool DeclSpec::SetFriendSpec(SourceLocation Loc, const char *&PrevSpec,
   return false;
 }
 
+bool DeclSpec::SetConstexprSpec(SourceLocation Loc, const char *&PrevSpec,
+                                unsigned &DiagID) {
+  // 'constexpr constexpr' is ok.
+  Constexpr_specified = true;
+  ConstexprLoc = Loc;
+  return false;
+}
+
 void DeclSpec::setProtocolQualifiers(const ActionBase::DeclPtrTy *Protos,
                                      unsigned NP,
                                      SourceLocation *ProtoLocs,