warn-self-move.cpp source code [clang_source_code/test/SemaCXX/warn-self-move.cpp]

1	// RUN: %clang_cc1 -fsyntax-only -Wself-move -std=c++11 -verify %s
2
3	// definitions for std::move
4	namespace std {
5	inline namespace foo {
6	template <class T> struct remove_reference { typedef T type; };
7	template <class T> struct remove_reference<T&> { typedef T type; };
8	template <class T> struct remove_reference<T&&> { typedef T type; };
9
10	template <class T> typename remove_reference<T>::type &&move(T &&t);
11	}
12	}
13
14	void int_test() {
15	int x = 5;
16	x = std::move(x); // expected-warning{{explicitly moving}}
17	(x) = std::move(x); // expected-warning{{explicitly moving}}
18
19	using std::move;
20	x = move(x); // expected-warning{{explicitly moving}}
21	}
22
23	int global;
24	void global_int_test() {
25	global = std::move(global); // expected-warning{{explicitly moving}}
26	(global) = std::move(global); // expected-warning{{explicitly moving}}
27
28	using std::move;
29	global = move(global); // expected-warning{{explicitly moving}}
30	}
31
32	class field_test {
33	int x;
34	field_test(field_test&& other) {
35	x = std::move(x); // expected-warning{{explicitly moving}}
36	x = std::move(other.x);
37	other.x = std::move(x);
38	other.x = std::move(other.x); // expected-warning{{explicitly moving}}
39	}
40	};
41
42	struct A {};
43	struct B { A a; };
44	struct C { C() {}; ~C() {} };
45	void struct_test() {
46	A a;
47	a = std::move(a); // expected-warning{{explicitly moving}}
48
49	B b;
50	b = std::move(b); // expected-warning{{explicitly moving}}
51	b.a = std::move(b.a); // expected-warning{{explicitly moving}}
52
53	C c;
54	c = std::move(c); // expected-warning{{explicitly moving}}
55	}
56

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