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// RUN: %clang_cc1 -fsyntax-only -verify %s
void choice(int);
int choice(bool);
void test() {
// Result of ! must be type bool.
int i = choice(!1);
}
// rdar://8018252
void f0() {
extern void f0_1(int*);
register int x;
f0_1(&x);
}
namespace test1 {
template <class T> void bar(T &x) { T::fail(); }
template <class T> void bar(volatile T &x) {}
void test_ints() {
volatile int x;
bar(x = 5);
bar(x += 5);
}
enum E { E_zero };
void test_enums() {
volatile E x;
bar(x = E_zero);
bar(x += E_zero); // expected-error {{incompatible type}}
}
}
int test2(int x) {
return x && 4; // expected-warning {{use of logical && with constant operand; switch to bitwise & or remove constant}}
return x && sizeof(int) == 4; // no warning, RHS is logical op.
return x && true;
return x && false;
return x || true;
return x || false;
return x && (unsigned)0; // expected-warning {{use of logical && with constant operand; switch to bitwise & or remove constant}}
return x || (unsigned)1; // expected-warning {{use of logical || with constant operand; switch to bitwise | or remove constant}}
return x || 0; // expected-warning {{use of logical || with constant operand; switch to bitwise | or remove constant}}
return x || 1; // expected-warning {{use of logical || with constant operand; switch to bitwise | or remove constant}}
return x || -1; // expected-warning {{use of logical || with constant operand; switch to bitwise | or remove constant}}
return x || 5; // expected-warning {{use of logical || with constant operand; switch to bitwise | or remove constant}}
return x && 0; // expected-warning {{use of logical && with constant operand; switch to bitwise & or remove constant}}
return x && 1; // expected-warning {{use of logical && with constant operand; switch to bitwise & or remove constant}}
return x && -1; // expected-warning {{use of logical && with constant operand; switch to bitwise & or remove constant}}
return x && 5; // expected-warning {{use of logical && with constant operand; switch to bitwise & or remove constant}}
return x || (0); // expected-warning {{use of logical || with constant operand; switch to bitwise | or remove constant}}
return x || (1); // expected-warning {{use of logical || with constant operand; switch to bitwise | or remove constant}}
return x || (-1); // expected-warning {{use of logical || with constant operand; switch to bitwise | or remove constant}}
return x || (5); // expected-warning {{use of logical || with constant operand; switch to bitwise | or remove constant}}
return x && (0); // expected-warning {{use of logical && with constant operand; switch to bitwise & or remove constant}}
return x && (1); // expected-warning {{use of logical && with constant operand; switch to bitwise & or remove constant}}
return x && (-1); // expected-warning {{use of logical && with constant operand; switch to bitwise & or remove constant}}
return x && (5); // expected-warning {{use of logical && with constant operand; switch to bitwise & or remove constant}}
}
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