2 files changed, 14 insertions, 1 deletions
diff --git a/clang/test/CodeGenCXX/extern-c.cpp b/clang/test/CodeGenCXX/extern-c.cpp
new file mode 100644
index 00000000000..63532932335
--- /dev/null
+++ b/clang/test/CodeGenCXX/extern-c.cpp
@@ -0,0 +1,13 @@
+// RUN: clang-cc -emit-llvm %s -o %t &&
+namespace foo {
+
+// RUN: not grep "@a = global i32" %t &&
+extern "C" int a;
+
+// RUN: not grep "@_ZN3foo1bE = global i32" %t &&
+extern int b;
+
+// RUN: grep "@_ZN3foo1cE = global i32" %t | count 1
+int c = 5;
+
+}
diff --git a/clang/test/CodeGenCXX/mangle.cpp b/clang/test/CodeGenCXX/mangle.cpp
index 3f4d6fb706d..86a72011dae 100644
--- a/clang/test/CodeGenCXX/mangle.cpp
+++ b/clang/test/CodeGenCXX/mangle.cpp
@@ -37,7 +37,7 @@ namespace N { namespace N { void f() { } } }
 extern "C" { namespace N { void unmangled_function() { } } }
 
 // RUN: grep unmangled_variable %t | count 1 &&
-extern "C" { namespace N { int unmangled_variable; } }
+extern "C" { namespace N { int unmangled_variable = 10; } }
 
 // RUN: grep _ZN1N1iE %t | count 1 &&
 namespace N { int i; }