1 files changed, 26 insertions, 0 deletions
diff --git a/clang/test/SemaCXX/redeclared-auto.cpp b/clang/test/SemaCXX/redeclared-auto.cpp
new file mode 100644
index 0000000..87ad6bd
--- /dev/null
+++ b/clang/test/SemaCXX/redeclared-auto.cpp
@@ -0,0 +1,26 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++11
+
+extern int a;
+auto a = 0; // expected-note 2{{here}}
+auto a = 0; // expected-error {{redefinition}}
+int a = 0; // expected-error {{redefinition}}
+extern auto a; // expected-error {{requires an initializer}}
+
+extern int b; // expected-note {{here}}
+auto b = 0.0; // expected-error {{different type}}
+
+struct S {
+  static int a;
+  static int b; // expected-note {{here}}
+};
+
+auto S::a = 0; // expected-note 2{{here}}
+auto S::a; // expected-error {{redefinition}} expected-error {{requires an initializer}}
+int S::a = 0; // expected-error {{redefinition}}
+
+auto S::b = 0.0; // expected-error {{different type}}
+
+void f() {
+  extern int a;
+  extern auto a; // expected-error {{requires an initializer}}
+}