Add a decl update when a static data member of a class template is instantiated in a different PCH than its containing class. Otherwise we get double definition errors. Fixes a Boost.MPL problem that affects Boost.Accumulators and probably a lot more of Boost.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@130488 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 6 insertions, 0 deletions

diff --git a/lib/Frontend/MultiplexConsumer.cpp b/lib/Frontend/MultiplexConsumer.cpp
index 721bd05a98..5aa65d7a60 100644
--- a/lib/Frontend/MultiplexConsumer.cpp
+++ b/lib/Frontend/MultiplexConsumer.cpp
@@ -98,6 +98,7 @@ public:
   virtual void AddedCXXTemplateSpecialization(const FunctionTemplateDecl *TD,
                                               const FunctionDecl *D);
   virtual void CompletedImplicitDefinition(const FunctionDecl *D);
+  virtual void StaticDataMemberInstantiated(const VarDecl *D);
 private:
   std::vector<ASTMutationListener*> Listeners;
 };
@@ -138,6 +139,11 @@ void MultiplexASTMutationListener::CompletedImplicitDefinition(
   for (size_t i = 0, e = Listeners.size(); i != e; ++i)
     Listeners[i]->CompletedImplicitDefinition(D);
 }
+void MultiplexASTMutationListener::StaticDataMemberInstantiated(
+                                                             const VarDecl *D) {
+  for (size_t i = 0, e = Listeners.size(); i != e; ++i)
+    Listeners[i]->StaticDataMemberInstantiated(D);
+}
 
 }  // end namespace clang