Patch to provide guard when initializing instances
of static data member of a class template.
Fixes //rdar :// 8562966 and pr8409.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@117410 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGenCXX/specialized-static-data-mem-init.cpp b/test/CodeGenCXX/specialized-static-data-mem-init.cpp
new file mode 100644
index 0000000..8f5765b
--- /dev/null
+++ b/test/CodeGenCXX/specialized-static-data-mem-init.cpp
@@ -0,0 +1,29 @@
+// RUN: %clang_cc1 %s -emit-llvm -o - | FileCheck %s
+// rdar: // 8562966
+// pr8409
+
+// CHECK: @_ZN1CIiE11needs_guardE = weak global
+// CHECK: @_ZGVN1CIiE11needs_guardE = weak global
+
+struct K
+{
+ K();
+ K(const K &);
+ ~K();
+ void PrintNumK();
+};
+
+template<typename T>
+struct C
+{
+ void Go() { needs_guard.PrintNumK(); }
+ static K needs_guard;
+};
+
+template<typename T> K C<T>::needs_guard;
+
+void F()
+{
+ C<int>().Go();
+}
+