From 0b0620776aad13d3668994a2a71f6a588283cca4 Mon Sep 17 00:00:00 2001
From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Tue, 3 Jan 2012 06:04:21 +0000
Subject: [PATCH] Process attributes in explicit template instatiation
 definitions. Fixes PR11690.

llvm-svn: 147441
---
 clang/lib/Sema/SemaTemplate.cpp      |  3 +++
 clang/test/CodeGenCXX/visibility.cpp | 10 ++++++++++
 2 files changed, 13 insertions(+)

diff --git a/clang/lib/Sema/SemaTemplate.cpp b/clang/lib/Sema/SemaTemplate.cpp
index b0006e6ac2a3..e90821e451fb 100644
--- a/clang/lib/Sema/SemaTemplate.cpp
+++ b/clang/lib/Sema/SemaTemplate.cpp
@@ -5988,6 +5988,9 @@ Sema::ActOnExplicitInstantiation(Scope *S,
   Specialization->setExternLoc(ExternLoc);
   Specialization->setTemplateKeywordLoc(TemplateLoc);
 
+  if (Attr)
+    ProcessDeclAttributeList(S, Specialization, Attr);
+
   // Add the explicit instantiation into its lexical context. However,
   // since explicit instantiations are never found by name lookup, we
   // just put it into the declaration context directly.
diff --git a/clang/test/CodeGenCXX/visibility.cpp b/clang/test/CodeGenCXX/visibility.cpp
index cfa4f4fbcf21..54dacac99950 100644
--- a/clang/test/CodeGenCXX/visibility.cpp
+++ b/clang/test/CodeGenCXX/visibility.cpp
@@ -466,3 +466,13 @@ namespace PR10113 {
   // CHECK: define weak_odr void @_ZN7PR101133foo3barIcE3zedEv
   // CHECK-HIDDEN: define weak_odr void @_ZN7PR101133foo3barIcE3zedEv
 }
+
+namespace PR11690 {
+  template<class T> struct Class {
+    void size() const {
+    }
+  };
+  template class DEFAULT Class<char>;
+  // CHECK: define weak_odr void @_ZNK7PR116905ClassIcE4sizeEv
+  // CHECK-HIDDEN: define weak_odr void @_ZNK7PR116905ClassIcE4sizeEv
+}