nullptr_in_arithmetic_ops.cpp revision 762bb9d0ad20320b9f97a841dce57ba5e8e48b07 
1// RUN: %clang_cc1 -fsyntax-only -fblocks -std=c++11 -verify %s
2
3void foo() {
4  int a;
5  bool b;
6
7  a = 0 ? nullptr + a : a + nullptr; // expected-error 2{{invalid operands to binary expression}}
8  a = 0 ? nullptr - a : a - nullptr; // expected-error 2{{invalid operands to binary expression}}
9  a = 0 ? nullptr / a : a / nullptr; // expected-error 2{{invalid operands to binary expression}}
10  a = 0 ? nullptr * a : a * nullptr; // expected-error 2{{invalid operands to binary expression}}
11  a = 0 ? nullptr >> a : a >> nullptr; // expected-error 2{{invalid operands to binary expression}}
12  a = 0 ? nullptr << a : a << nullptr; // expected-error 2{{invalid operands to binary expression}}
13  a = 0 ? nullptr % a : a % nullptr; // expected-error 2{{invalid operands to binary expression}}
14  a = 0 ? nullptr & a : a & nullptr; // expected-error 2{{invalid operands to binary expression}}
15  a = 0 ? nullptr | a : a | nullptr; // expected-error 2{{invalid operands to binary expression}}
16  a = 0 ? nullptr ^ a : a ^ nullptr; // expected-error 2{{invalid operands to binary expression}}
17
18  // Using two nullptrs should only give one error instead of two.
19  a = nullptr + nullptr; // expected-error{{invalid operands to binary expression}}
20  a = nullptr - nullptr; // expected-error{{invalid operands to binary expression}}
21  a = nullptr / nullptr; // expected-error{{invalid operands to binary expression}}
22  a = nullptr * nullptr; // expected-error{{invalid operands to binary expression}}
23  a = nullptr >> nullptr; // expected-error{{invalid operands to binary expression}}
24  a = nullptr << nullptr; // expected-error{{invalid operands to binary expression}}
25  a = nullptr % nullptr; // expected-error{{invalid operands to binary expression}}
26  a = nullptr & nullptr; // expected-error{{invalid operands to binary expression}}
27  a = nullptr | nullptr; // expected-error{{invalid operands to binary expression}}
28  a = nullptr ^ nullptr; // expected-error{{invalid operands to binary expression}}
29
30  a += nullptr; // expected-error{{invalid operands to binary expression}}
31  a -= nullptr; // expected-error{{invalid operands to binary expression}}
32  a /= nullptr; // expected-error{{invalid operands to binary expression}}
33  a *= nullptr; // expected-error{{invalid operands to binary expression}}
34  a >>= nullptr; // expected-error{{invalid operands to binary expression}}
35  a <<= nullptr; // expected-error{{invalid operands to binary expression}}
36  a %= nullptr; // expected-error{{invalid operands to binary expression}}
37  a &= nullptr; // expected-error{{invalid operands to binary expression}}
38  a |= nullptr; // expected-error{{invalid operands to binary expression}}
39  a ^= nullptr; // expected-error{{invalid operands to binary expression}}
40
41  b = a < nullptr || nullptr < a; // expected-error 2{{invalid operands to binary expression}}
42  b = a > nullptr || nullptr > a; // expected-error 2{{invalid operands to binary expression}}
43  b = a <= nullptr || nullptr <= a; // expected-error 2{{invalid operands to binary expression}}
44  b = a >= nullptr || nullptr >= a; // expected-error 2{{invalid operands to binary expression}}
45  b = a == nullptr || nullptr == a; // expected-error 2{{invalid operands to binary expression}}
46  b = a != nullptr || nullptr != a; // expected-error 2{{invalid operands to binary expression}}
47
48  b = &a < nullptr || nullptr < &a || &a > nullptr || nullptr > &a;
49  b = &a <= nullptr || nullptr <= &a || &a >= nullptr || nullptr >= &a;
50  b = &a == nullptr || nullptr == &a || &a != nullptr || nullptr != &a;
51
52  b = nullptr < nullptr || nullptr > nullptr;
53  b = nullptr <= nullptr || nullptr >= nullptr;
54  b = nullptr == nullptr || nullptr != nullptr;
55
56  b = ((nullptr)) != a;  // expected-error{{invalid operands to binary expression}}
57
58  void (^c)();
59  c = nullptr;
60  b = c == nullptr || nullptr == c || c != nullptr || nullptr != c;
61
62  class X;
63  void (X::*d) ();
64  d = nullptr;
65  b = d == nullptr || nullptr == d || d != nullptr || nullptr != d;
66
67  extern void e();
68  b = e == nullptr || nullptr == e || e != nullptr || nullptr != e;
69
70  int f[2];
71  b = f == nullptr || nullptr == f || f != nullptr || nullptr != f;
72  b = "f" == nullptr || nullptr == "f" || "f" != nullptr || nullptr != "f";
73}
74