Implement http://wg21.link/p0302r1: Removing Allocator Support in std::function. These functions never worked, and as far as I know, no one ever called them.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@284164 91177308-0d34-0410-b5e6-96231b3b80d8

test/std/utilities/function.objects/func.wrap/func.wrap.func/derive_from.fail.cpp

@@ -0,0 +1,25 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// UNSUPPORTED: c++98, c++03
+// XFAIL: c++11, c++14
+
+// <functional>
+
+#include <functional>
+#include <type_traits>
+
+#include "test_macros.h"
+
+struct S : public std::function<void()> { using function::function; };
+
+int main() {
+   S f1( [](){} );
+   S f2(std::allocator_arg, std::allocator<int>{}, f1);
+}

test/std/utilities/function.objects/func.wrap/func.wrap.func/derive_from.pass.cpp

@@ -8,6 +8,7 @@
 //===----------------------------------------------------------------------===//
 
 // UNSUPPORTED: c++98, c++03
+// REQUIRES-ANY: c++11, c++14
 
 // <functional>
 
@@ -16,6 +17,8 @@
 #include <functional>
 #include <type_traits>
 
+#include "test_macros.h"
+
 using Fn = std::function<void()>;
 struct S : public std::function<void()> { using function::function; };
 

test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.con/alloc.fail.cpp

@@ -0,0 +1,25 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <functional>
+// XFAIL: c++98, c++03, c++11, c++14
+
+// class function<R(ArgTypes...)>
+
+// template<class A> function(allocator_arg_t, const A&);
+
+#include <functional>
+#include <cassert>
+
+#include "min_allocator.h"
+
+int main()
+{
+    std::function<int(int)> f(std::allocator_arg, std::allocator<int>());
+}

test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.con/alloc.pass.cpp

@@ -8,10 +8,13 @@
 //===----------------------------------------------------------------------===//
 
 // <functional>
+// REQUIRES-ANY: c++98, c++03, c++11, c++14
 
 // class function<R(ArgTypes...)>
 
 // template<class A> function(allocator_arg_t, const A&);
+//
+// This signature was removed in C++17
 
 #include <functional>
 #include <cassert>

test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.con/alloc_F.fail.cpp

@@ -0,0 +1,29 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <functional>
+// XFAIL: c++98, c++03, c++11, c++14
+
+// class function<R(ArgTypes...)>
+
+// template<class F, class A> function(allocator_arg_t, const A&, F);
+//
+// This signature was removed in C++17
+
+#include <functional>
+#include <cassert>
+
+#include "test_macros.h"
+
+void foo(int) {}
+
+int main()
+{
+	std::function<void(int)> f(std::allocator_arg, std::allocator<int>(), foo);
+}

test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.con/alloc_F.pass.cpp

@@ -8,6 +8,7 @@
 //===----------------------------------------------------------------------===//
 
 // <functional>
+// REQUIRES-ANY: c++98, c++03, c++11, c++14
 
 // class function<R(ArgTypes...)>
 

test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.con/alloc_function.fail.cpp

@@ -0,0 +1,30 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <functional>
+// XFAIL: c++98, c++03, c++11, c++14
+
+// class function<R(ArgTypes...)>
+
+// template<class A> function(allocator_arg_t, const A&, const function&);
+//
+// This signature was removed in C++17
+
+
+#include <functional>
+#include <cassert>
+
+#include "test_macros.h"
+
+int main()
+{
+	typedef std::function<void(int)> F;
+	F f1;
+	F f2(std::allocator_arg, std::allocator<int>(), f1);
+}

test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.con/alloc_function.pass.cpp

@@ -8,6 +8,7 @@
 //===----------------------------------------------------------------------===//
 
 // <functional>
+// REQUIRES-ANY: c++98, c++03, c++11, c++14
 
 // class function<R(ArgTypes...)>
 

test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.con/alloc_nullptr.fail.cpp

@@ -0,0 +1,27 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <functional>
+// XFAIL: c++98, c++03, c++11, c++14
+
+// class function<R(ArgTypes...)>
+
+// template<class A> function(allocator_arg_t, const A&, nullptr_t);
+//
+// This signature was removed in C++17
+
+#include <functional>
+#include <cassert>
+
+#include "min_allocator.h"
+
+int main()
+{
+    std::function<int(int)> f(std::allocator_arg, std::allocator<int>(), nullptr);
+}

test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.con/alloc_nullptr.pass.cpp

@@ -8,10 +8,13 @@
 //===----------------------------------------------------------------------===//
 
 // <functional>
+// REQUIRES-ANY: c++98, c++03, c++11, c++14
 
 // class function<R(ArgTypes...)>
 
 // template<class A> function(allocator_arg_t, const A&, nullptr_t);
+//
+// This signature was removed in C++17
 
 #include <functional>
 #include <cassert>

test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.con/alloc_rfunction.fail.cpp

@@ -0,0 +1,60 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <functional>
+// XFAIL: c++98, c++03, c++11, c++14
+
+// class function<R(ArgTypes...)>
+
+// template<class A> function(allocator_arg_t, const A&, function&&);
+//
+// This signature was removed in C++17
+
+#include <functional>
+#include <memory>
+#include <cassert>
+
+#include "test_macros.h"
+
+class A
+{
+    int data_[10];
+public:
+    static int count;
+
+    A()
+    {
+        ++count;
+        for (int i = 0; i < 10; ++i)
+            data_[i] = i;
+    }
+
+    A(const A&) {++count;}
+
+    ~A() {--count;}
+
+    int operator()(int i) const
+    {
+        for (int j = 0; j < 10; ++j)
+            i += data_[j];
+        return i;
+    }
+};
+
+int A::count = 0;
+
+int g(int) { return 0; }
+
+int main()
+{
+    {
+        std::function<int(int)> f = A();
+        std::function<int(int)> f2(std::allocator_arg, std::allocator<A>(), std::move(f));
+    }
+}

test/std/utilities/function.objects/func.wrap/func.wrap.func/func.wrap.func.con/alloc_rfunction.pass.cpp

@@ -8,12 +8,15 @@
 //===----------------------------------------------------------------------===//
 
 // UNSUPPORTED: c++98, c++03
+// REQUIRES-ANY: c++11, c++14
 
 // <functional>
 
 // class function<R(ArgTypes...)>
 
 // template<class A> function(allocator_arg_t, const A&, function&&);
+//
+// This signature was removed in C++17
 
 #include <functional>
 #include <memory>