1 | // TODO: add error cases (e.g., use of field constructors for managed types, etc.) |
---|
2 | |
---|
3 | enum Color { R, G, B }; |
---|
4 | |
---|
5 | // empty struct/union should have generated ctor/dtors |
---|
6 | union U {}; |
---|
7 | struct S {}; |
---|
8 | |
---|
9 | struct SimpleUnion { |
---|
10 | int x; |
---|
11 | double y; |
---|
12 | char z; |
---|
13 | }; |
---|
14 | |
---|
15 | struct SimpleStruct { |
---|
16 | int x; |
---|
17 | double y; |
---|
18 | char z; |
---|
19 | }; |
---|
20 | |
---|
21 | // struct/union with members with generated ctor/dtors should themselves have generated ctor/dtors |
---|
22 | union PopulatedUnion { |
---|
23 | Color c; |
---|
24 | U u; |
---|
25 | S s; |
---|
26 | }; |
---|
27 | |
---|
28 | struct PopulatedStruct { |
---|
29 | Color c; |
---|
30 | U u; |
---|
31 | S s; |
---|
32 | }; |
---|
33 | |
---|
34 | // dtype-static generic type is otype |
---|
35 | forall(dtype T) |
---|
36 | struct DtypeStaticStruct { |
---|
37 | T * data; |
---|
38 | short size; |
---|
39 | }; |
---|
40 | |
---|
41 | forall(dtype T) |
---|
42 | union DtypeStaticUnion { |
---|
43 | T * data; |
---|
44 | short size; |
---|
45 | }; |
---|
46 | |
---|
47 | // dynamic generic type is otype |
---|
48 | forall(otype T) |
---|
49 | struct DynamicStruct { |
---|
50 | T x; |
---|
51 | }; |
---|
52 | |
---|
53 | forall(otype T) |
---|
54 | union DynamicUnion { |
---|
55 | T x; |
---|
56 | }; |
---|
57 | |
---|
58 | // struct/union that contains a generic type is |
---|
59 | struct GenericContainingStruct { |
---|
60 | DynamicStruct(int) dsi; |
---|
61 | DynamicStruct(double) dsd; |
---|
62 | DynamicUnion(int) dui; |
---|
63 | DynamicUnion(double) dud; |
---|
64 | DtypeStaticStruct(int) dssi; |
---|
65 | DtypeStaticStruct(float) dssf; |
---|
66 | DtypeStaticUnion(int) dsui; |
---|
67 | DtypeStaticUnion(float) dsuf; |
---|
68 | }; |
---|
69 | |
---|
70 | union GenericContainingUnion { |
---|
71 | DynamicStruct(int) dsi; |
---|
72 | DynamicStruct(double) dsd; |
---|
73 | DynamicUnion(int) dui; |
---|
74 | DynamicUnion(double) dud; |
---|
75 | DtypeStaticStruct(int) dssi; |
---|
76 | DtypeStaticStruct(float) dssf; |
---|
77 | DtypeStaticUnion(int) dsui; |
---|
78 | DtypeStaticUnion(float) dsuf; |
---|
79 | }; |
---|
80 | |
---|
81 | |
---|
82 | forall(otype T) |
---|
83 | T identity(T x) { return x; } |
---|
84 | |
---|
85 | // can identity e if only sized or only the assertion, but the combination breaks... |
---|
86 | // forall(dtype T | sized(T) | { void ?{}(T &); }) |
---|
87 | // void identity(T x) { } |
---|
88 | |
---|
89 | #if ERR1 |
---|
90 | // managed type - defines a constructor - can't use field constructors |
---|
91 | struct Managed { |
---|
92 | int x; |
---|
93 | }; |
---|
94 | |
---|
95 | void ?{}(Managed & m) { m.x = 0; } |
---|
96 | |
---|
97 | // managed type since it contains a managed type - can't use field constructors |
---|
98 | struct InheritManaged { |
---|
99 | Managed m; |
---|
100 | }; |
---|
101 | |
---|
102 | Managed x = { 123 }; // error |
---|
103 | Managed y; // okay |
---|
104 | |
---|
105 | InheritManaged z = { y }; // error? |
---|
106 | #endif |
---|
107 | |
---|
108 | int main() { |
---|
109 | S s; |
---|
110 | U u; |
---|
111 | Color e; |
---|
112 | |
---|
113 | // identity(R); Color constant should be Color which is otype |
---|
114 | identity(e); // Color should be an otype |
---|
115 | identity(u); // U should be an otype |
---|
116 | identity(s); // S should be an otype |
---|
117 | |
---|
118 | SimpleStruct ss; |
---|
119 | SimpleUnion su; |
---|
120 | |
---|
121 | identity(ss); |
---|
122 | identity(su); |
---|
123 | |
---|
124 | PopulatedStruct ps; |
---|
125 | PopulatedUnion pu; |
---|
126 | |
---|
127 | identity(ps); // should recursively be an otype |
---|
128 | identity(pu); // should recursively be an otype |
---|
129 | |
---|
130 | DynamicStruct(int) dsi; |
---|
131 | DynamicStruct(double) dsd; |
---|
132 | DynamicUnion(int) dui; |
---|
133 | DynamicUnion(double) dud; |
---|
134 | DtypeStaticStruct(int) dssi; |
---|
135 | DtypeStaticStruct(float) dssf; |
---|
136 | DtypeStaticUnion(int) dsui; |
---|
137 | DtypeStaticUnion(float) dsuf; |
---|
138 | |
---|
139 | identity(dsi); |
---|
140 | identity(dsd); |
---|
141 | // identity(dui); // xxx - codegen errors in generated thunk _temp3 (Box-pass-generated assignment return-temporary) |
---|
142 | // identity(dud); |
---|
143 | identity(dssi); |
---|
144 | identity(dssf); |
---|
145 | identity(dsui); |
---|
146 | identity(dsuf); |
---|
147 | |
---|
148 | GenericContainingStruct gcs; |
---|
149 | GenericContainingUnion gcu; |
---|
150 | |
---|
151 | identity(gcs); |
---|
152 | identity(gcu); |
---|
153 | } |
---|