1 files changed, 104 insertions, 0 deletions
diff --git a/clang/test/SemaCXX/linkage-spec.cpp b/clang/test/SemaCXX/linkage-spec.cpp
new file mode 100644
index 0000000..cb7e32c
--- /dev/null
+++ b/clang/test/SemaCXX/linkage-spec.cpp
@@ -0,0 +1,104 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+extern "C" {
+  extern "C" void f(int);
+}
+
+extern "C++" {
+  extern "C++" int& g(int);
+  float& g();
+}
+double& g(double);
+
+void test(int x, double d) {
+  f(x);
+  float &f1 = g();
+  int& i1 = g(x);
+  double& d1 = g(d);
+}
+
+extern "C" int foo;
+extern "C" int foo;
+
+extern "C" const int bar;
+extern "C" int const bar;
+
+// <rdar://problem/6895431>
+extern "C" struct bar d;
+extern struct bar e;
+
+extern "C++" {
+  namespace N0 {
+    struct X0 {
+      int foo(int x) { return x; }
+    };
+  }
+}
+
+// PR5430
+namespace pr5430 {
+  extern "C" void func(void);
+}
+using namespace pr5430;
+extern "C" void pr5430::func(void) { }
+
+// PR5404
+int f2(char *)
+{
+        return 0;
+}
+
+extern "C"
+{
+    int f2(int)
+    {
+        return f2((char *)0);
+    }
+}
+
+// PR6991
+extern "C" typedef int (*PutcFunc_t)(int);
+
+
+// PR7859
+extern "C" void pr7859_a(int) {} // expected-note {{previous definition}}
+extern "C" void pr7859_a(int) {} // expected-error {{redefinition}}
+
+extern "C" void pr7859_b() {} // expected-note {{previous definition}}
+extern "C" void pr7859_b(int) {} // expected-error {{conflicting}}
+
+extern "C" void pr7859_c(short) {} // expected-note {{previous definition}}
+extern "C" void pr7859_c(int) {} // expected-error {{conflicting}}
+
+// <rdar://problem/8318976>
+extern "C" {
+  struct s0 {
+  private:
+    s0();
+    s0(const s0 &);
+  };
+}
+
+//PR7754
+extern "C++" template <class T> int pr7754(T param);
+
+namespace N {
+  int value;
+}
+
+extern "C++" using N::value;
+
+// PR7076
+extern "C" const char *Version_string = "2.9";
+
+namespace PR9162 {
+  extern "C" {
+    typedef struct _ArtsSink ArtsSink;
+    struct _ArtsSink {
+      int sink;
+    };
+  }
+  int arts_sink_get_type()
+  {
+    return sizeof(ArtsSink);
+  }
+}