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

10 files changed, 243 insertions, 0 deletions

diff --git a/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/dcl.fct.def.default/p2.cpp b/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/dcl.fct.def.default/p2.cpp
new file mode 100644
index 0000000..a879829
--- /dev/null
+++ b/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/dcl.fct.def.default/p2.cpp
@@ -0,0 +1,62 @@
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
+
+// FIXME: test with non-std qualifiers
+
+namespace move {
+  struct Const {
+    Const(const Const&&) = default; // expected-error {{the parameter for an explicitly-defaulted move constructor may not be const}}
+    Const& operator=(const Const&&) = default; // expected-error {{the parameter for an explicitly-defaulted move assignment operator may not be const}}
+  };
+
+  struct Volatile {
+    Volatile(volatile Volatile&&) = default; // expected-error {{the parameter for an explicitly-defaulted move constructor may not be volatile}}
+    Volatile& operator=(volatile Volatile&&) = default; // expected-error {{the parameter for an explicitly-defaulted move assignment operator may not be volatile}}
+  };
+
+  struct AssignmentRet1 {
+    AssignmentRet1&& operator=(AssignmentRet1&&) = default; // expected-error {{an explicitly-defaulted move assignment operator must return an unqualified lvalue reference to its class type}}
+  };
+
+  struct AssignmentRet2 {
+    const AssignmentRet2& operator=(AssignmentRet2&&) = default; // expected-error {{an explicitly-defaulted move assignment operator must return an unqualified lvalue reference to its class type}}
+  };
+
+  struct ConstAssignment {
+    ConstAssignment& operator=(ConstAssignment&&) const = default; // expected-error {{an explicitly-defaulted move assignment operator may not have 'const', 'constexpr' or 'volatile' qualifiers}}
+  };
+}
+
+namespace copy {
+  struct Volatile {
+    Volatile(const volatile Volatile&) = default; // expected-error {{the parameter for an explicitly-defaulted copy constructor may not be volatile}}
+    Volatile& operator=(const volatile Volatile&) = default; // expected-error {{the parameter for an explicitly-defaulted copy assignment operator may not be volatile}}
+  };
+
+  struct Const {
+    Const(const Const&) = default;
+    Const& operator=(const Const&) = default;
+  };
+
+  struct NonConst {
+    NonConst(NonConst&) = default;
+    NonConst& operator=(NonConst&) = default;
+  };
+
+  struct BadConst {
+    NonConst nc; // makes implicit copy non-const
+    BadConst(const BadConst&) = default; // expected-error {{is const, but}}
+    BadConst& operator=(const BadConst&) = default; // expected-error {{is const, but}}
+  };
+
+  struct AssignmentRet1 {
+    AssignmentRet1&& operator=(const AssignmentRet1&) = default; // expected-error {{an explicitly-defaulted copy assignment operator must return an unqualified lvalue reference to its class type}}
+  };
+
+  struct AssignmentRet2 {
+    const AssignmentRet2& operator=(const AssignmentRet2&) = default; // expected-error {{an explicitly-defaulted copy assignment operator must return an unqualified lvalue reference to its class type}}
+  };
+
+  struct ConstAssignment {
+    ConstAssignment& operator=(const ConstAssignment&) const = default; // expected-error {{an explicitly-defaulted copy assignment operator may not have 'const', 'constexpr' or 'volatile' qualifiers}}
+  };
+}
diff --git a/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p13.cpp b/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p13.cpp
new file mode 100644
index 0000000..19a5f23
--- /dev/null
+++ b/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p13.cpp
@@ -0,0 +1,48 @@
+// RUN: %clang_cc1 -std=c++11 -fsyntax-only -fcxx-exceptions -fexceptions -verify %s
+
+// When it is part of a parameter-declaration-clause, the parameter
+// pack is a function parameter pack.
+template<typename ...Types>
+void f0(Types ...args);
+
+template<typename ...Types>
+void f1(const Types &...args);
+
+// [ Note: Otherwise, the parameter-declaration is part of a
+// template-parameter-list and the parameter pack is a template
+// parameter pack; see 14.1. -- end note ]
+template<int ...N>
+struct X0 { };
+
+template<typename ...Types>
+struct X1 {
+  template<Types ...Values> struct Inner;
+};
+
+// A declarator-id or abstract-declarator containing an ellipsis shall
+// only be used in a parameter-declaration.
+int (...f2)(int); // expected-error{{only function and template parameters can be parameter packs}}
+
+void f3() {
+  int ...x; // expected-error{{only function and template parameters can be parameter packs}}
+  if (int ...y = 17) { }  // expected-error{{only function and template parameters can be parameter packs}}
+
+  for (int ...z = 0; z < 10; ++z) { }  // expected-error{{only function and template parameters can be parameter packs}}
+
+  try {
+  } catch (int ...e) { // expected-error{{only function and template parameters can be parameter packs}}
+  }
+}
+
+template<typename ...Types>
+struct X2 {
+  Types ...members; // expected-error{{only function and template parameters can be parameter packs}} \
+                    // expected-error{{data member type contains unexpanded parameter pack}}
+};
+
+// The type T of the declarator-id of the function parameter pack
+// shall contain a template parameter pack; each template parameter
+// pack in T is expanded by the function parameter pack.
+template<typename T>
+void f4(T ...args); // expected-error{{type 'T' of function parameter pack does not contain any unexpanded parameter packs}}
+
diff --git a/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p14.cpp b/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p14.cpp
new file mode 100644
index 0000000..0e69521
--- /dev/null
+++ b/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p14.cpp
@@ -0,0 +1,31 @@
+// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
+
+template<typename T> struct identity;
+template<typename ...Types> struct tuple;
+
+template<typename T, typename U> struct is_same {
+  static const bool value = false;
+};
+
+template<typename T> struct is_same<T, T> {
+  static const bool value = true;
+};
+
+// There is a syntactic ambiguity when an ellipsis occurs at the end
+// of a parameter-declaration-clause without a preceding comma. In
+// this case, the ellipsis is parsed as part of the
+// abstract-declarator if the type of the parameter names a template
+// parameter pack that has not been expanded; otherwise, it is parsed
+// as part of the parameter-declaration-clause.
+
+template<typename T, typename ...Types>
+struct X0 {
+  typedef identity<T(Types...)> function_pack_1;
+  typedef identity<T(Types......)> variadic_function_pack_1;
+  typedef identity<T(T...)> variadic_1;
+  typedef tuple<T(Types, ...)...> template_arg_expansion_1;
+};
+
+
+
+// FIXME: Once function parameter packs are implemented, we can test all of the disambiguation
diff --git a/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p2-cxx0x.cpp b/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p2-cxx0x.cpp
new file mode 100644
index 0000000..6b1f3e4
--- /dev/null
+++ b/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p2-cxx0x.cpp
@@ -0,0 +1,7 @@
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s 
+
+auto a() -> int; // ok
+const auto b() -> int; // expected-error {{function with trailing return type must specify return type 'auto', not 'auto const'}}
+auto *c() -> int; // expected-error {{function with trailing return type must specify return type 'auto', not 'auto *'}}
+auto (d() -> int); // expected-error {{trailing return type may not be nested within parentheses}}
+auto e() -> auto (*)() -> auto (*)() -> void; // ok: same as void (*(*e())())();
diff --git a/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p3.cpp b/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p3.cpp
new file mode 100644
index 0000000..ad827fb
--- /dev/null
+++ b/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p3.cpp
@@ -0,0 +1,3 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s 
+void f(int) { } // expected-note {{previous definition is here}}
+void f(const int) { } // expected-error {{redefinition of 'f'}}
diff --git a/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p6-0x.cpp b/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p6-0x.cpp
new file mode 100644
index 0000000..2ec1454
--- /dev/null
+++ b/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p6-0x.cpp
@@ -0,0 +1,53 @@
+// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
+
+void f0() &; // expected-error {{non-member function cannot have '&' qualifier}}
+void f1() &&; // expected-error {{non-member function cannot have '&&' qualifier}}
+void f2() const volatile &&; // expected-error {{non-member function cannot have 'const volatile &&' qualifier}}
+
+struct X {
+  void f0() &;
+  void f1() &&;
+  static void f2() &; // expected-error{{static member function cannot have '&' qualifier}}
+  static void f3() &&; // expected-error{{static member function cannot have '&&' qualifier}}
+};
+
+typedef void func_type_lvalue() &;
+typedef void func_type_rvalue() &&;
+
+typedef func_type_lvalue *func_type_lvalue_ptr; // expected-error{{pointer to function type 'func_type_lvalue' (aka 'void () &') cannot have '&' qualifier}}
+typedef func_type_rvalue *func_type_rvalue_ptr; // expected-error{{pointer to function type 'func_type_rvalue' (aka 'void () &&') cannot have '&&' qualifier}}
+
+typedef func_type_lvalue &func_type_lvalue_ref; // expected-error{{reference to function type 'func_type_lvalue' (aka 'void () &') cannot have '&' qualifier}}
+typedef func_type_rvalue &func_type_rvalue_ref; // expected-error{{reference to function type 'func_type_rvalue' (aka 'void () &&') cannot have '&&' qualifier}}
+
+template<typename T = func_type_lvalue> struct wrap {
+  typedef T val;
+  typedef T *ptr;
+  typedef T &ref;
+};
+
+using func_type_lvalue = wrap<>::val;
+using func_type_lvalue = wrap<func_type_lvalue>::val;
+using func_type_rvalue = wrap<func_type_rvalue>::val;
+
+using func_type_lvalue_ptr = wrap<>::ptr;
+using func_type_lvalue_ptr = wrap<func_type_lvalue>::ptr;
+using func_type_rvalue_ptr = wrap<func_type_rvalue>::ptr;
+
+using func_type_lvalue_ref = wrap<>::ref;
+using func_type_lvalue_ref = wrap<func_type_lvalue>::ref;
+using func_type_rvalue_ref = wrap<func_type_rvalue>::ref;
+
+func_type_lvalue f2; // expected-error{{non-member function of type 'func_type_lvalue' (aka 'void () &') cannot have '&' qualifier}}
+func_type_rvalue f3; // expected-error{{non-member function of type 'func_type_rvalue' (aka 'void () &&') cannot have '&&' qualifier}}
+
+struct Y {
+  func_type_lvalue f0;
+  func_type_rvalue f1;
+};
+
+void (X::*mpf1)() & = &X::f0;
+void (X::*mpf2)() && = &X::f1;
+
+
+void (f() &&); // expected-error{{non-member function cannot have '&&' qualifier}}
diff --git a/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p6.cpp b/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p6.cpp
new file mode 100644
index 0000000..e2d94fb
--- /dev/null
+++ b/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p6.cpp
@@ -0,0 +1,20 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+
+typedef void F() const;
+
+void f() const; // expected-error {{non-member function cannot have 'const' qualifier}}
+F g; // expected-error {{non-member function of type 'F' (aka 'void () const') cannot have 'const' qualifier}}
+
+struct X {
+  void f() const;
+  friend void g() const; // expected-error {{non-member function cannot have 'const' qualifier}}
+  static void h() const; // expected-error {{static member function cannot have 'const' qualifier}}
+  F i; // ok
+  friend F j; // expected-error {{non-member function of type 'F' (aka 'void () const') cannot have 'const' qualifier}}
+  static F k; // expected-error {{static member function of type 'F' (aka 'void () const') cannot have 'const' qualifier}}
+};
+
+struct Y {
+  friend void X::f() const;
+  friend void ::f() const; // expected-error {{non-member function cannot have 'const' qualifier}}
+};
diff --git a/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p8-0x.cpp b/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p8-0x.cpp
new file mode 100644
index 0000000..11926f1
--- /dev/null
+++ b/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p8-0x.cpp
@@ -0,0 +1,6 @@
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
+
+auto f() -> int[32]; // expected-error{{function cannot return array}}
+auto g() -> int(int); // expected-error{{function cannot return function}}
+auto h() -> auto() -> int; // expected-error{{function cannot return function}}
+auto i() -> auto(*)() -> int;
diff --git a/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p8.cpp b/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p8.cpp
new file mode 100644
index 0000000..34a8c85
--- /dev/null
+++ b/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p8.cpp
@@ -0,0 +1,10 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+
+struct A { };
+A::A (enum { e1 }) {} // expected-error{{can not be defined in a parameter}} \
+// expected-error{{out-of-line definition}}
+void A::f(enum { e2 }) {} // expected-error{{can not be defined in a parameter}} \
+// expected-error{{out-of-line definition}}
+
+enum { e3 } A::g() { } // expected-error{{can not be defined in the result type}} \
+// expected-error{{out-of-line definition}}
diff --git a/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p9-0x.cpp b/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p9-0x.cpp
new file mode 100644
index 0000000..574a3e7
--- /dev/null
+++ b/clang/test/CXX/dcl.decl/dcl.meaning/dcl.fct/p9-0x.cpp
@@ -0,0 +1,3 @@
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
+
+auto j() -> enum { e3 }; // expected-error{{unnamed enumeration must be a definition}} expected-error {{requires a specifier or qualifier}} expected-error {{without trailing return type}}