Process attributes in explicit function template instantiations. Fixes part of

PR11690.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@147523 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Sema/SemaTemplate.cpp

@@ -6407,6 +6407,9 @@ DeclResult Sema::ActOnExplicitInstantiation(Scope *S,
   }
 
   Specialization->setTemplateSpecializationKind(TSK, D.getIdentifierLoc());
+  AttributeList *Attr = D.getDeclSpec().getAttributes().getList();
+  if (Attr)
+    ProcessDeclAttributeList(S, Specialization, Attr);
 
   if (TSK == TSK_ExplicitInstantiationDefinition)
     InstantiateFunctionDefinition(D.getIdentifierLoc(), Specialization);

test/CodeGenCXX/visibility.cpp

@@ -475,4 +475,9 @@ namespace PR11690 {
   template class DEFAULT Class<char>;
   // CHECK: define weak_odr void @_ZNK7PR116905ClassIcE4sizeEv
   // CHECK-HIDDEN: define weak_odr void @_ZNK7PR116905ClassIcE4sizeEv
+
+  template<class T> void Method() {}
+  template  __attribute__((visibility("default"))) void Method<char>();
+  // CHECK: define weak_odr void @_ZN7PR116906MethodIcEEvv
+  // CHECK-HIDDEN: define weak_odr void @_ZN7PR116906MethodIcEEvv
 }