p1.cpp source code [clang_source_code/test/CXX/expr/expr.unary/expr.sizeof/p1.cpp]

1	// RUN: %clang_cc1 -fsyntax-only -verify %s
2
3	struct A {
4	unsigned bitX : 4;
5	unsigned bitY : 4;
6	unsigned var;
7
8	void foo();
9	};
10
11	void test(A *a) {
12	int x;
13	x = sizeof(a->bitX); // expected-error {{invalid application of 'sizeof' to bit-field}}
14	x = sizeof((unsigned) a->bitX);
15	x = sizeof(a->foo(), a->bitX); // expected-error {{invalid application of 'sizeof' to bit-field}}
16	x = sizeof(a->var ? a->bitX : a->bitY); // expected-error {{invalid application of 'sizeof' to bit-field}}
17	x = sizeof(a->var ? a->bitX : a->bitX); // expected-error {{invalid application of 'sizeof' to bit-field}}
18	x = sizeof(a->bitX = 3); // expected-error {{invalid application of 'sizeof' to bit-field}}
19	x = sizeof(a->bitY += 3); // expected-error {{invalid application of 'sizeof' to bit-field}}
20	}
21
22	void test2() {
23	int x;
24	x = sizeof(void); // expected-error {{invalid application of 'sizeof' to an incomplete type 'void'}}
25	x = sizeof(int()); // expected-error {{invalid application of 'sizeof' to a function type}}
26	x = sizeof(test2()); // expected-error {{invalid application of 'sizeof' to an incomplete type 'void'}}
27	x = sizeof(test2); // expected-error {{invalid application of 'sizeof' to a function type}}
28	}
29
30	namespace pr16992 {
31
32	template<typename T> struct ABC {
33	int func () {
34	return sizeof T; // expected-error {{expected parentheses around type name in sizeof expression}}
35	}
36	};
37
38	ABC<int> qq;
39
40	template<typename T> struct ABC2 {
41	int func () {
42	return sizeof T::A;
43	}
44	};
45
46	struct QQ { int A; };
47	ABC2<QQ> qq2;
48	}
49

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