[PATCH] Partial specialization after class template instantiation.

[Nikola Smiljanić]

It looks good ignoring two style nitpicks. I'll have more confidence when you add the test for this, code review can stay open until you get to it.

================
Comment at: lib/Sema/SemaTemplate.cpp:6226
@@ +6225,3 @@
+  if (isPartialSpecialization) {
+    auto *const ThisPartialSpec =
+        static_cast<ClassTemplatePartialSpecializationDecl *>(Specialization);
----------------
const auto *

================
Comment at: lib/Sema/SemaTemplate.cpp:6234
@@ +6233,3 @@
+          !DeduceTemplateArguments(ThisPartialSpec, S->getTemplateArgs(), Info)) {
+        auto *const InstantiatedFrom =
+            S->getInstantiatedFrom()
----------------
Same here.

http://reviews.llvm.org/D5744