1 // RUN: %clang_cc1 -fsyntax-only -verify %s
2
3 struct S0;
4 struct S1;
5 struct S2;
6 struct S3;
7 struct S4;
8 struct S5;
9 struct S6;
10
11 struct S0 { int x; };
12
f0()13 void f0() {
14 typedef struct S1 { int x; } S1_typedef;
15
16 (void)((struct S2 { int x; }*)0); // expected-error{{cannot be defined}}
17
18 struct S3 { int x; } s3;
19
20 (void)static_cast<struct S4 { int x; } *>(0); // expected-error{{cannot be defined}}
21 }
22
23 struct S5 { int x; } f1() { return S5(); } // expected-error{{result type}}
24
25 void f2(struct S6 { int x; } p); // expected-error{{parameter type}}
26
27 struct pr19018 {
28 short foo6 (enum bar0 {qq} bar3); // expected-error{{cannot be defined in a parameter type}}
29 };
30
31 void pr19018_1 (enum e19018_1 {qq} x); // expected-error{{cannot be defined in a parameter type}}
32 void pr19018_1a (enum e19018_1 {qq} x); // expected-error{{cannot be defined in a parameter type}}
33 e19018_1 x2; // expected-error{{unknown type name 'e19018_1'}}
34
35 void pr19018_2 (enum {qq} x); // expected-error{{cannot be defined in a parameter type}}
36 void pr19018_3 (struct s19018_2 {int qq;} x); // expected-error{{cannot be defined in a parameter type}}
37 void pr19018_4 (struct {int qq;} x); // expected-error{{cannot be defined in a parameter type}}
38 void pr19018_5 (struct { void qq(); } x); // expected-error{{cannot be defined in a parameter type}}
39 void pr19018_5 (struct s19018_2 { void qq(); } x); // expected-error{{cannot be defined in a parameter type}}
40
41 struct pr19018a {
42 static int xx;
43 void func1(enum t19018 {qq} x); // expected-error{{cannot be defined in a parameter type}}
44 void func2(enum t19018 {qq} x); // expected-error{{cannot be defined in a parameter type}}
45 void func3(enum {qq} x); // expected-error{{cannot be defined in a parameter type}}
46 void func4(struct t19018 {int qq;} x); // expected-error{{cannot be defined in a parameter type}}
47 void func5(struct {int qq;} x); // expected-error{{cannot be defined in a parameter type}}
48 void func6(struct { void qq(); } x); // expected-error{{cannot be defined in a parameter type}}
49 void func7(struct t19018 { void qq(); } x); // expected-error{{cannot be defined in a parameter type}}
50 void func8(struct { int qq() { return xx; }; } x); // expected-error{{cannot be defined in a parameter type}}
51 void func9(struct t19018 { int qq() { return xx; }; } x); // expected-error{{cannot be defined in a parameter type}}
52 };
53
54 struct s19018b {
55 void func1 (enum en_2 {qq} x); // expected-error{{cannot be defined in a parameter type}}
56 en_2 x1; // expected-error{{unknown type name 'en_2'}}
57 void func2 (enum en_3 {qq} x); // expected-error{{cannot be defined in a parameter type}}
58 enum en_3 x2; // expected-error{{ISO C++ forbids forward references to 'enum' types}} \
59 // expected-error{{field has incomplete type 'enum en_3'}} \
60 // expected-note{{forward declaration of 'en_3'}}
61 };
62
63 struct pr18963 {
64 short bar5 (struct foo4 {} bar2); // expected-error{{'foo4' cannot be defined in a parameter type}}
65 long foo5 (float foo6 = foo4); // expected-error{{use of undeclared identifier 'foo4'}}
66 };
67