Add the clang library to the repo (with some of my changes, too).

1 files changed, 82 insertions, 0 deletions

diff --git a/clang/test/SemaCXX/return.cpp b/clang/test/SemaCXX/return.cpp
new file mode 100644
index 0000000..2f98a27
--- /dev/null
+++ b/clang/test/SemaCXX/return.cpp
@@ -0,0 +1,82 @@
+// RUN: %clang_cc1 %s -fcxx-exceptions -fexceptions -fsyntax-only -Wignored-qualifiers -verify
+
+int test1() {
+  throw;
+}
+
+// PR5071
+template<typename T> T f() { }
+
+template<typename T>
+void g(T t) {
+  return t * 2; // okay
+}
+
+template<typename T>
+T h() {
+  return 17;
+}
+
+// Don't warn on cv-qualified class return types, only scalar return types.
+namespace ignored_quals {
+struct S {};
+const S class_c();
+const volatile S class_cv();
+
+const int scalar_c(); // expected-warning{{'const' type qualifier on return type has no effect}}
+int const scalar_c2(); // expected-warning{{'const' type qualifier on return type has no effect}}
+
+const
+char*
+const // expected-warning{{'const' type qualifier on return type has no effect}}
+f();
+
+char
+const*
+const // expected-warning{{'const' type qualifier on return type has no effect}}
+g();
+
+char* const h(); // expected-warning{{'const' type qualifier on return type has no effect}}
+char* volatile i(); // expected-warning{{'volatile' type qualifier on return type has no effect}}
+
+char*
+volatile // expected-warning{{'const volatile' type qualifiers on return type have no effect}}
+const
+j();
+
+const volatile int scalar_cv(); // expected-warning{{'const volatile' type qualifiers on return type have no effect}}
+}
+
+namespace PR9328 {
+  typedef char *PCHAR;
+  class Test 
+  {
+    const PCHAR GetName() { return 0; } // expected-warning{{'const' type qualifier on return type has no effect}}
+  };
+}
+
+class foo  {
+  operator int * const ();
+};
+
+namespace PR10057 {
+  struct S {
+    ~S();
+  };
+
+  template <class VarType>
+  void Test(const VarType& value) {
+    return S() = value;
+  }
+}
+
+namespace return_has_expr {
+  struct S {
+    S() {
+      return 42; // expected-error {{constructor 'S' should not return a value}}
+    }
+    ~S() {
+      return 42; // expected-error {{destructor '~S' should not return a value}}
+    }
+  };
+}