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1 // Clear and create directories
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2 // RUN: rm -rf %t
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3 // RUN: mkdir %t
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4 // RUN: mkdir %t/cache
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5 // RUN: mkdir %t/Inputs
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6
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7 // Build first header file
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8 // RUN: echo "#define FIRST" >> %t/Inputs/first.h
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9 // RUN: cat %s >> %t/Inputs/first.h
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10
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11 // Build second header file
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12 // RUN: echo "#define SECOND" >> %t/Inputs/second.h
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13 // RUN: cat %s >> %t/Inputs/second.h
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14
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15 // Test that each header can compile
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16 // RUN: %clang_cc1 -fsyntax-only -x objective-c++ %t/Inputs/first.h -fblocks -fobjc-arc
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17 // RUN: %clang_cc1 -fsyntax-only -x objective-c++ %t/Inputs/second.h -fblocks -fobjc-arc
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18
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19 // Build module map file
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20 // RUN: echo "module FirstModule {" >> %t/Inputs/module.map
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21 // RUN: echo " header \"first.h\"" >> %t/Inputs/module.map
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22 // RUN: echo "}" >> %t/Inputs/module.map
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23 // RUN: echo "module SecondModule {" >> %t/Inputs/module.map
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24 // RUN: echo " header \"second.h\"" >> %t/Inputs/module.map
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25 // RUN: echo "}" >> %t/Inputs/module.map
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26
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27 // Run test
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28 // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t/cache -x objective-c++ -I%t/Inputs -verify %s -fblocks -fobjc-arc
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29
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30 #if !defined(FIRST) && !defined(SECOND)
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31 #include "first.h"
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32 #include "second.h"
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33 #endif
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34
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35 #if defined(FIRST) || defined(SECOND)
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36 @protocol P1
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37 @end
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38
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39 @protocol P2
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40 @end
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41
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42 @interface I1
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43 @end
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44
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45 @interface I2 : I1
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46 @end
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47
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48 @interface Interface1 <T : I1 *> {
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49 @public
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50 T<P1> x;
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51 }
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52 @end
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53
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54 @interface Interface2 <T : I1 *>
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55 @end
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56
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57 @interface Interface3 <T : I1 *>
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58 @end
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59
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60 @interface EmptySelectorSlot
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61 - (void)method:(int)arg;
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62 - (void)method:(int)arg :(int)empty;
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63
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64 - (void)multiple:(int)arg1 args:(int)arg2 :(int)arg3;
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65 - (void)multiple:(int)arg1 :(int)arg2 args:(int)arg3;
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66 @end
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67
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68 #endif
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69
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70 #if defined(FIRST)
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71 struct S {
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72 Interface1 *I;
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73 decltype(I->x) x;
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74 int y;
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75 };
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76 #elif defined(SECOND)
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77 struct S {
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78 Interface1 *I;
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79 decltype(I->x) x;
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80 bool y;
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81 };
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82 #else
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83 S s;
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84 // expected-error@second.h:* {{'S::y' from module 'SecondModule' is not present in definition of 'S' in module 'FirstModule'}}
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85 // expected-note@first.h:* {{declaration of 'y' does not match}}
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86 #endif
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87
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88 namespace Types {
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89 namespace Attributed {
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90 #if defined(FIRST)
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91 void invalid1() {
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92 static double __attribute((objc_gc(strong))) *x;
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93 }
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94 void invalid2() {
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95 static int __attribute((objc_gc(strong))) *x;
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96 }
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97 void valid() {
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98 static int __attribute((objc_gc(strong))) *x;
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99 }
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100 #elif defined(SECOND)
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101 void invalid1() {
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102 static int __attribute((objc_gc(strong))) *x;
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103 }
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104 void invalid2() {
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105 static int __attribute((objc_gc(weak))) *x;
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106 }
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107 void valid() {
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108 static int __attribute((objc_gc(strong))) *x;
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109 }
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110 #else
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111 auto function1 = invalid1;
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112 // expected-error@second.h:* {{Types::Attributed::invalid1' has different definitions in different modules; definition in module 'SecondModule' first difference is function body}}
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113 // expected-note@first.h:* {{but in 'FirstModule' found a different body}}
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114 auto function2 = invalid2;
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252
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115
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150
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116 auto function3 = valid;
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117 #endif
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118 } // namespace Attributed
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119
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120 namespace BlockPointer {
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121 #if defined(FIRST)
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122 void invalid1() {
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123 void (^x)(int);
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124 }
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125 void invalid2() {
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126 void (^x)(int);
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127 }
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128 void invalid3() {
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129 void (^x)(int);
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130 }
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131 void invalid4() {
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132 void (^x)(int);
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133 }
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134 void valid() {
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135 void (^x1)(int);
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136 int (^x2)(int);
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137 void (^x3)(int, int);
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138 void (^x4)(short);
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139 }
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140 #elif defined(SECOND)
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141 void invalid1() {
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142 void (^x)();
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143 }
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144 void invalid2() {
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145 void (^x)(int, int);
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146 }
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147 void invalid3() {
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148 int (^x)(int);
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149 }
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150 void invalid4() {
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151 void (^x)(float);
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152 }
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153 void valid() {
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154 void (^x1)(int);
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155 int (^x2)(int);
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156 void (^x3)(int, int);
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157 void (^x4)(short);
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158 }
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159 #else
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160 auto function1 = invalid1;
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161 // expected-error@second.h:* {{'Types::BlockPointer::invalid1' has different definitions in different modules; definition in module 'SecondModule' first difference is function body}}
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162 // expected-note@first.h:* {{but in 'FirstModule' found a different body}}
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163 auto function2 = invalid2;
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164 // expected-error@second.h:* {{'Types::BlockPointer::invalid2' has different definitions in different modules; definition in module 'SecondModule' first difference is function body}}
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165 // expected-note@first.h:* {{but in 'FirstModule' found a different body}}
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166 auto function3 = invalid3;
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167 // expected-error@second.h:* {{'Types::BlockPointer::invalid3' has different definitions in different modules; definition in module 'SecondModule' first difference is function body}}
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168 // expected-note@first.h:* {{but in 'FirstModule' found a different body}}
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169 auto function4 = invalid4;
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170 // expected-error@second.h:* {{'Types::BlockPointer::invalid4' has different definitions in different modules; definition in module 'SecondModule' first difference is function body}}
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171 // expected-note@first.h:* {{but in 'FirstModule' found a different body}}
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172 auto function5 = valid;
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173 #endif
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174 } // namespace BlockPointer
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175
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176 namespace ObjCObject {
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177 #if defined(FIRST)
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178 struct Invalid1 {
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179 using T = Interface2<I1*>;
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180 };
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181 struct Invalid2 {
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182 using T = Interface2<I1*>;
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183 };
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184 struct Invalid3 {
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185 using T = Interface2<P1, P1>;
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186 };
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187 struct Invalid4 {
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188 using T = Interface2<P1>;
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189 };
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190 struct Valid {
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191 using T1 = Interface2<I1*>;
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192 using T2 = Interface3<I1*>;
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193 using T3 = Interface2<P1>;
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194 using T4 = Interface3<P1, P2>;
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195 using T5 = __kindof Interface2;
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196 };
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197 #elif defined(SECOND)
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198 struct Invalid1 {
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199 using T = Interface3<I1*>;
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200 };
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201 struct Invalid2 {
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202 using T = Interface2<I2*>;
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203 };
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204 struct Invalid3 {
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205 using T = Interface2<P1>;
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206 };
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207 struct Invalid4 {
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208 using T = Interface2<P2>;
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209 };
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210 struct Valid {
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211 using T1 = Interface2<I1*>;
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212 using T2 = Interface3<I1*>;
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213 using T3 = Interface2<P1>;
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214 using T4 = Interface3<P1, P2>;
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215 using T5 = __kindof Interface2;
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216 };
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217 #else
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218 Invalid1 i1;
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219 // expected-error@first.h:* {{'Types::ObjCObject::Invalid1::T' from module 'FirstModule' is not present in definition of 'Types::ObjCObject::Invalid1' in module 'SecondModule'}}
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220 // expected-note@second.h:* {{declaration of 'T' does not match}}
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221 Invalid2 i2;
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222 // expected-error@first.h:* {{'Types::ObjCObject::Invalid2::T' from module 'FirstModule' is not present in definition of 'Types::ObjCObject::Invalid2' in module 'SecondModule'}}
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223 // expected-note@second.h:* {{declaration of 'T' does not match}}
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224 Invalid3 i3;
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225 // expected-error@second.h:* {{'Types::ObjCObject::Invalid3' has different definitions in different modules; first difference is definition in module 'SecondModule' found type alias 'T' with underlying type 'Interface2<P1>'}}
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226 // expected-note@first.h:* {{but in 'FirstModule' found type alias 'T' with different underlying type 'Interface2<P1,P1>'}}
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227 Invalid4 i4;
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228 // expected-error@first.h:* {{'Types::ObjCObject::Invalid4::T' from module 'FirstModule' is not present in definition of 'Types::ObjCObject::Invalid4' in module 'SecondModule'}}
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229 // expected-note@second.h:* {{declaration of 'T' does not match}}
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230 Valid v;
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231 #endif
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232 } // namespace VisitObjCObject
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233 } // namespace Types
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234
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235 #if defined(FIRST)
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236 @interface Interface4 <T : I1 *> {
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237 @public
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238 T<P1> x;
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239 }
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240 @end
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241 @interface Interface5 <T : I1 *> {
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242 @public
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236
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243 T<P1> y;
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150
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244 }
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245 @end
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246 @interface Interface6 <T1 : I1 *, T2 : I2 *> {
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247 @public
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236
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248 T1 z;
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150
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249 }
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250 @end
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251 #elif defined(SECOND)
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252 @interface Interface4 <T : I1 *> {
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253 @public
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254 T<P2> x;
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255 }
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256 @end
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257 @interface Interface5 <T : I1 *> {
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258 @public
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236
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259 T<P1, P2> y;
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150
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260 }
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261 @end
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262 @interface Interface6 <T1 : I1 *, T2 : I2 *> {
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263 @public
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236
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264 T2 z;
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150
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265 }
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266 @end
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236
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267 #else
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252
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268
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150
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269 #endif
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270
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271 namespace Types {
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272 namespace ObjCTypeParam {
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273 #if defined(FIRST) || defined(SECOND)
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274 struct Invalid1 {
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275 Interface4 *I;
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276 decltype(I->x) x;
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277 };
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278 struct Invalid2 {
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279 Interface5 *I;
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236
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280 decltype(I->y) y;
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150
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281 };
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282 struct Invalid3 {
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283 Interface6 *I;
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236
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284 decltype(I->z) z;
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150
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285 };
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286 #else
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287 Invalid1 i1;
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252
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288
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150
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289 Invalid2 i2;
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252
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290
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150
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291 Invalid3 i3;
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252
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292
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293 // FIXME: We should reject to merge these structs and diagnose for the
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294 // different definitions for Interface4/Interface5/Interface6.
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295
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150
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296 #endif
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297
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298 } // namespace ObjCTypeParam
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299 } // namespace Types
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300
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301 namespace CallMethods {
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302 #if defined(FIRST)
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303 void invalid1(EmptySelectorSlot *obj) {
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304 [obj method:0];
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305 }
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306 void invalid2(EmptySelectorSlot *obj) {
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307 [obj multiple:0 args:0 :0];
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308 }
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309 #elif defined(SECOND)
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310 void invalid1(EmptySelectorSlot *obj) {
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311 [obj method:0 :0];
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312 }
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313 void invalid2(EmptySelectorSlot *obj) {
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314 [obj multiple:0 :0 args:0];
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315 }
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316 #endif
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317 // expected-error@second.h:* {{'CallMethods::invalid1' has different definitions in different modules; definition in module 'SecondModule' first difference is function body}}
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318 // expected-note@first.h:* {{but in 'FirstModule' found a different body}}
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319
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320 // expected-error@second.h:* {{'CallMethods::invalid2' has different definitions in different modules; definition in module 'SecondModule' first difference is function body}}
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321 // expected-note@first.h:* {{but in 'FirstModule' found a different body}}
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322 } // namespace CallMethods
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323
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324 // Keep macros contained to one file.
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325 #ifdef FIRST
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326 #undef FIRST
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327 #endif
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328
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329 #ifdef SECOND
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330 #undef SECOND
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331 #endif
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