1 | // TODO: add error cases (e.g., use of field constructors for managed types, etc.) |
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2 | |
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3 | enum Color { R, G, B }; |
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4 | |
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5 | // empty struct/union should have generated ctor/dtors |
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6 | union U {}; |
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7 | struct S {}; |
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8 | |
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9 | struct SimpleUnion { |
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10 | int x; |
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11 | double y; |
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12 | char z; |
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13 | }; |
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14 | |
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15 | struct SimpleStruct { |
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16 | int x; |
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17 | double y; |
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18 | char z; |
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19 | }; |
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20 | |
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21 | // struct/union with members with generated ctor/dtors should themselves have generated ctor/dtors |
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22 | union PopulatedUnion { |
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23 | Color c; |
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24 | U u; |
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25 | S s; |
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26 | }; |
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27 | |
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28 | struct PopulatedStruct { |
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29 | Color c; |
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30 | U u; |
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31 | S s; |
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32 | }; |
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33 | |
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34 | // dtype-static generic type is otype |
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35 | forall(dtype T) |
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36 | struct DtypeStaticStruct { |
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37 | T * data; |
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38 | short size; |
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39 | }; |
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40 | |
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41 | forall(dtype T) |
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42 | union DtypeStaticUnion { |
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43 | T * data; |
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44 | short size; |
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45 | }; |
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46 | |
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47 | // dynamic generic type is otype |
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48 | forall(otype T) |
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49 | struct DynamicStruct { |
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50 | T x; |
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51 | }; |
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52 | |
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53 | forall(otype T) |
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54 | union DynamicUnion { |
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55 | T x; |
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56 | }; |
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57 | |
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58 | // struct/union that contains a generic type is |
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59 | struct GenericContainingStruct { |
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60 | DynamicStruct(int) dsi; |
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61 | DynamicStruct(double) dsd; |
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62 | DynamicUnion(int) dui; |
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63 | DynamicUnion(double) dud; |
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64 | DtypeStaticStruct(int) dssi; |
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65 | DtypeStaticStruct(float) dssf; |
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66 | DtypeStaticUnion(int) dsui; |
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67 | DtypeStaticUnion(float) dsuf; |
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68 | }; |
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69 | |
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70 | union GenericContainingUnion { |
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71 | DynamicStruct(int) dsi; |
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72 | DynamicStruct(double) dsd; |
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73 | DynamicUnion(int) dui; |
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74 | DynamicUnion(double) dud; |
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75 | DtypeStaticStruct(int) dssi; |
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76 | DtypeStaticStruct(float) dssf; |
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77 | DtypeStaticUnion(int) dsui; |
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78 | DtypeStaticUnion(float) dsuf; |
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79 | }; |
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80 | |
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81 | |
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82 | forall(otype T) |
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83 | T identity(T x) { return x; } |
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84 | |
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85 | // can identity e if only sized or only the assertion, but the combination breaks... |
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86 | // forall(dtype T | sized(T) | { void ?{}(T &); }) |
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87 | // void identity(T x) { } |
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88 | |
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89 | #if ERR1 |
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90 | // managed type - defines a constructor - can't use field constructors |
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91 | struct Managed { |
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92 | int x; |
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93 | }; |
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94 | |
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95 | void ?{}(Managed & m) { m.x = 0; } |
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96 | |
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97 | // managed type since it contains a managed type - can't use field constructors |
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98 | struct InheritManaged { |
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99 | Managed m; |
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100 | }; |
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101 | |
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102 | Managed x = { 123 }; // error |
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103 | Managed y; // okay |
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104 | |
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105 | InheritManaged z = { y }; // error? |
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106 | #endif |
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107 | |
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108 | int main() { |
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109 | S s; |
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110 | U u; |
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111 | Color e; |
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112 | |
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113 | // identity(R); Color constant should be Color which is otype |
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114 | identity(e); // Color should be an otype |
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115 | identity(u); // U should be an otype |
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116 | identity(s); // S should be an otype |
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117 | |
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118 | SimpleStruct ss; |
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119 | SimpleUnion su; |
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120 | |
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121 | identity(ss); |
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122 | identity(su); |
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123 | |
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124 | PopulatedStruct ps; |
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125 | PopulatedUnion pu; |
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126 | |
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127 | identity(ps); // should recursively be an otype |
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128 | identity(pu); // should recursively be an otype |
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129 | |
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130 | DynamicStruct(int) dsi; |
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131 | DynamicStruct(double) dsd; |
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132 | DynamicUnion(int) dui; |
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133 | DynamicUnion(double) dud; |
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134 | DtypeStaticStruct(int) dssi; |
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135 | DtypeStaticStruct(float) dssf; |
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136 | DtypeStaticUnion(int) dsui; |
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137 | DtypeStaticUnion(float) dsuf; |
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138 | |
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139 | identity(dsi); |
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140 | identity(dsd); |
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141 | // identity(dui); // xxx - codegen errors in generated thunk _temp3 (Box-pass-generated assignment return-temporary) |
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142 | // identity(dud); |
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143 | identity(dssi); |
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144 | identity(dssf); |
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145 | identity(dsui); |
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146 | identity(dsuf); |
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147 | |
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148 | GenericContainingStruct gcs; |
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149 | GenericContainingUnion gcu; |
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150 | |
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151 | identity(gcs); |
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152 | identity(gcu); |
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153 | printf( "done\n" ); // non-empty .expect file |
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154 | } |
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