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      1 // RUN: %clang_cc1 -fsyntax-only -Wno-tautological-pointer-compare -fblocks -std=c++11 -verify %s
      2 
      3 void 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