John McCall | d5617ee | 2013-01-25 22:31:03 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 %s -triple=armv7-unknown-unknown -emit-llvm -o - | FileCheck %s |
| 2 | // RUN: %clang_cc1 %s -triple=armv7-unknown-unknown -emit-llvm -o - | FileCheck -check-prefix=CHECK-LATE %s |
| 3 | |
| 4 | // The 'a' variants ask for the v-table first. |
| 5 | // The 'b' variants ask for the v-table second. |
| 6 | // The 'c' variants ask for the v-table third. |
| 7 | // We do a separate CHECK-LATE pass because the RTTI defintion gets |
| 8 | // changed after the fact, which causes reordering of the globals. |
| 9 | |
| 10 | // These are not separated into namespaces because the way that Sema |
| 11 | // currently reports namespaces to IR-generation (i.e., en masse for |
| 12 | // the entire namespace at once) subverts the ordering that we're |
| 13 | // trying to test. |
| 14 | |
| 15 | namespace std { class type_info; } |
| 16 | extern void use(const std::type_info &rtti); |
| 17 | |
| 18 | /*** Test0a ******************************************************************/ |
| 19 | |
| 20 | struct Test0a { |
| 21 | Test0a(); |
| 22 | virtual inline void foo(); |
| 23 | virtual void bar(); |
| 24 | }; |
| 25 | |
| 26 | // V-table should be defined externally. |
| 27 | Test0a::Test0a() { use(typeid(Test0a)); } |
| 28 | // CHECK: @_ZTV6Test0a = external unnamed_addr constant |
| 29 | // CHECK: @_ZTI6Test0a = external constant |
| 30 | |
| 31 | // This is still not a key function. |
| 32 | void Test0a::foo() {} |
| 33 | |
| 34 | /*** Test0b ******************************************************************/ |
| 35 | |
| 36 | struct Test0b { |
| 37 | Test0b(); |
| 38 | virtual inline void foo(); |
| 39 | virtual void bar(); |
| 40 | }; |
| 41 | |
| 42 | // This is still not a key function. |
| 43 | void Test0b::foo() {} |
| 44 | |
| 45 | // V-table should be defined externally. |
| 46 | Test0b::Test0b() { use(typeid(Test0b)); } |
| 47 | // CHECK: @_ZTV6Test0b = external unnamed_addr constant |
| 48 | // CHECK: @_ZTI6Test0b = external constant |
| 49 | |
| 50 | /*** Test1a ******************************************************************/ |
| 51 | |
| 52 | struct Test1a { |
| 53 | Test1a(); |
| 54 | virtual void foo(); |
| 55 | virtual void bar(); |
| 56 | }; |
| 57 | |
| 58 | // V-table should be defined externally. |
| 59 | Test1a::Test1a() { use(typeid(Test1a)); } |
| 60 | // CHECK: @_ZTV6Test1a = external unnamed_addr constant |
| 61 | // CHECK: @_ZTI6Test1a = external constant |
| 62 | |
| 63 | // 'bar' becomes the key function when 'foo' is defined inline. |
| 64 | inline void Test1a::foo() {} |
| 65 | |
| 66 | /*** Test1b ******************************************************************/ |
| 67 | |
| 68 | struct Test1b { |
| 69 | Test1b(); |
| 70 | virtual void foo(); |
| 71 | virtual void bar(); |
| 72 | }; |
| 73 | |
| 74 | // 'bar' becomes the key function when 'foo' is defined inline. |
| 75 | inline void Test1b::foo() {} |
| 76 | |
| 77 | // V-table should be defined externally. |
| 78 | Test1b::Test1b() { use(typeid(Test1b)); } |
| 79 | // CHECK: @_ZTV6Test1b = external unnamed_addr constant |
| 80 | // CHECK: @_ZTI6Test1b = external constant |
| 81 | |
| 82 | /*** Test2a ******************************************************************/ |
| 83 | |
| 84 | struct Test2a { |
| 85 | Test2a(); |
| 86 | virtual void foo(); |
| 87 | virtual void bar(); |
| 88 | }; |
| 89 | |
| 90 | // V-table should be defined with strong linkage. |
| 91 | Test2a::Test2a() { use(typeid(Test2a)); } |
| 92 | // CHECK: @_ZTV6Test2a = unnamed_addr constant |
| 93 | // CHECK-LATE: @_ZTS6Test2a = constant |
| 94 | // CHECK-LATE: @_ZTI6Test2a = unnamed_addr constant |
| 95 | |
| 96 | // 'bar' becomes the key function when 'foo' is defined inline. |
| 97 | void Test2a::bar() {} |
| 98 | inline void Test2a::foo() {} |
| 99 | |
| 100 | /*** Test2b ******************************************************************/ |
| 101 | |
| 102 | struct Test2b { |
| 103 | Test2b(); |
| 104 | virtual void foo(); |
| 105 | virtual void bar(); |
| 106 | }; |
| 107 | |
| 108 | // 'bar' becomes the key function when 'foo' is defined inline. |
| 109 | void Test2b::bar() {} |
| 110 | |
| 111 | // V-table should be defined with strong linkage. |
| 112 | Test2b::Test2b() { use(typeid(Test2b)); } |
| 113 | // CHECK: @_ZTV6Test2b = unnamed_addr constant |
| 114 | // CHECK-LATE: @_ZTS6Test2b = constant |
| 115 | // CHECK-LATE: @_ZTI6Test2b = unnamed_addr constant |
| 116 | |
| 117 | inline void Test2b::foo() {} |
| 118 | |
| 119 | /*** Test2c ******************************************************************/ |
| 120 | |
| 121 | struct Test2c { |
| 122 | Test2c(); |
| 123 | virtual void foo(); |
| 124 | virtual void bar(); |
| 125 | }; |
| 126 | |
| 127 | // 'bar' becomes the key function when 'foo' is defined inline. |
| 128 | void Test2c::bar() {} |
| 129 | inline void Test2c::foo() {} |
| 130 | |
| 131 | // V-table should be defined with strong linkage. |
| 132 | Test2c::Test2c() { use(typeid(Test2c)); } |
| 133 | // CHECK: @_ZTV6Test2c = unnamed_addr constant |
| 134 | // CHECK: @_ZTS6Test2c = constant |
| 135 | // CHECK: @_ZTI6Test2c = unnamed_addr constant |
| 136 | |
| 137 | /*** Test3a ******************************************************************/ |
| 138 | |
| 139 | struct Test3a { |
| 140 | Test3a(); |
| 141 | virtual void foo(); |
| 142 | virtual void bar(); |
| 143 | }; |
| 144 | |
| 145 | // V-table should be defined with weak linkage. |
| 146 | Test3a::Test3a() { use(typeid(Test3a)); } |
| 147 | // CHECK: @_ZTV6Test3a = linkonce_odr unnamed_addr constant |
| 148 | // CHECK-LATE: @_ZTS6Test3a = linkonce_odr constant |
| 149 | // CHECK-LATE: @_ZTI6Test3a = linkonce_odr unnamed_addr constant |
| 150 | |
| 151 | // There ceases to be a key function after these declarations. |
| 152 | inline void Test3a::bar() {} |
| 153 | inline void Test3a::foo() {} |
| 154 | |
| 155 | /*** Test3b ******************************************************************/ |
| 156 | |
| 157 | struct Test3b { |
| 158 | Test3b(); |
| 159 | virtual void foo(); |
| 160 | virtual void bar(); |
| 161 | }; |
| 162 | |
| 163 | // There ceases to be a key function after these declarations. |
| 164 | inline void Test3b::bar() {} |
| 165 | |
| 166 | // V-table should be defined with weak linkage. |
| 167 | Test3b::Test3b() { use(typeid(Test3b)); } |
| 168 | // CHECK: @_ZTV6Test3b = linkonce_odr unnamed_addr constant |
| 169 | // CHECK-LATE: @_ZTS6Test3b = linkonce_odr constant |
| 170 | // CHECK-LATE: @_ZTI6Test3b = linkonce_odr unnamed_addr constant |
| 171 | |
| 172 | inline void Test3b::foo() {} |
| 173 | |
| 174 | /*** Test3c ******************************************************************/ |
| 175 | |
| 176 | struct Test3c { |
| 177 | Test3c(); |
| 178 | virtual void foo(); |
| 179 | virtual void bar(); |
| 180 | }; |
| 181 | |
| 182 | // There ceases to be a key function after these declarations. |
| 183 | inline void Test3c::bar() {} |
| 184 | inline void Test3c::foo() {} |
| 185 | |
| 186 | // V-table should be defined with weak linkage. |
| 187 | Test3c::Test3c() { use(typeid(Test3c)); } |
| 188 | // CHECK: @_ZTV6Test3c = linkonce_odr unnamed_addr constant |
| 189 | // CHECK: @_ZTS6Test3c = linkonce_odr constant |
| 190 | // CHECK: @_ZTI6Test3c = linkonce_odr unnamed_addr constant |
| 191 | |
| 192 | /*** Test4a ******************************************************************/ |
| 193 | |
| 194 | template <class T> struct Test4a { |
| 195 | Test4a(); |
| 196 | virtual void foo(); |
| 197 | virtual void bar(); |
| 198 | }; |
| 199 | |
| 200 | // V-table should be defined with weak linkage. |
| 201 | template <> Test4a<int>::Test4a() { use(typeid(Test4a)); } |
| 202 | // CHECK: @_ZTV6Test4aIiE = linkonce_odr unnamed_addr constant |
| 203 | // CHECK: @_ZTS6Test4aIiE = linkonce_odr constant |
| 204 | // CHECK: @_ZTI6Test4aIiE = linkonce_odr unnamed_addr constant |
| 205 | |
| 206 | // There ceases to be a key function after these declarations. |
| 207 | template <> inline void Test4a<int>::bar() {} |
| 208 | template <> inline void Test4a<int>::foo() {} |
| 209 | |
| 210 | /*** Test4b ******************************************************************/ |
| 211 | |
| 212 | template <class T> struct Test4b { |
| 213 | Test4b(); |
| 214 | virtual void foo(); |
| 215 | virtual void bar(); |
| 216 | }; |
| 217 | |
| 218 | // There ceases to be a key function after these declarations. |
| 219 | template <> inline void Test4b<int>::bar() {} |
| 220 | |
| 221 | // V-table should be defined with weak linkage. |
| 222 | template <> Test4b<int>::Test4b() { use(typeid(Test4b)); } |
| 223 | // CHECK: @_ZTV6Test4bIiE = linkonce_odr unnamed_addr constant |
| 224 | // CHECK: @_ZTS6Test4bIiE = linkonce_odr constant |
| 225 | // CHECK: @_ZTI6Test4bIiE = linkonce_odr unnamed_addr constant |
| 226 | |
| 227 | template <> inline void Test4b<int>::foo() {} |
| 228 | |
| 229 | /*** Test4c ******************************************************************/ |
| 230 | |
| 231 | template <class T> struct Test4c { |
| 232 | Test4c(); |
| 233 | virtual void foo(); |
| 234 | virtual void bar(); |
| 235 | }; |
| 236 | |
| 237 | // There ceases to be a key function after these declarations. |
| 238 | template <> inline void Test4c<int>::bar() {} |
| 239 | template <> inline void Test4c<int>::foo() {} |
| 240 | |
| 241 | // V-table should be defined with weak linkage. |
| 242 | template <> Test4c<int>::Test4c() { use(typeid(Test4c)); } |
| 243 | // CHECK: @_ZTV6Test4cIiE = linkonce_odr unnamed_addr constant |
| 244 | // CHECK: @_ZTS6Test4cIiE = linkonce_odr constant |
| 245 | // CHECK: @_ZTI6Test4cIiE = linkonce_odr unnamed_addr constant |
| 246 | |
| 247 | /*** Test5a ******************************************************************/ |
| 248 | |
| 249 | template <class T> struct Test5a { |
| 250 | Test5a(); |
| 251 | virtual void foo(); |
| 252 | virtual void bar(); |
| 253 | }; |
| 254 | |
| 255 | template <> inline void Test5a<int>::bar(); |
| 256 | template <> inline void Test5a<int>::foo(); |
| 257 | |
| 258 | // V-table should be defined with weak linkage. |
| 259 | template <> Test5a<int>::Test5a() { use(typeid(Test5a)); } |
| 260 | // CHECK: @_ZTV6Test5aIiE = linkonce_odr unnamed_addr constant |
| 261 | // CHECK: @_ZTS6Test5aIiE = linkonce_odr constant |
| 262 | // CHECK: @_ZTI6Test5aIiE = linkonce_odr unnamed_addr constant |
| 263 | |
| 264 | // There ceases to be a key function after these declarations. |
| 265 | template <> inline void Test5a<int>::bar() {} |
| 266 | template <> inline void Test5a<int>::foo() {} |
| 267 | |
| 268 | /*** Test5b ******************************************************************/ |
| 269 | |
| 270 | template <class T> struct Test5b { |
| 271 | Test5b(); |
| 272 | virtual void foo(); |
| 273 | virtual void bar(); |
| 274 | }; |
| 275 | |
| 276 | // There ceases to be a key function after these declarations. |
| 277 | template <> inline void Test5a<int>::bar(); |
| 278 | template <> inline void Test5b<int>::bar() {} |
| 279 | |
| 280 | // V-table should be defined with weak linkage. |
| 281 | template <> Test5b<int>::Test5b() { use(typeid(Test5b)); } |
| 282 | // CHECK: @_ZTV6Test5bIiE = linkonce_odr unnamed_addr constant |
| 283 | // CHECK: @_ZTS6Test5bIiE = linkonce_odr constant |
| 284 | // CHECK: @_ZTI6Test5bIiE = linkonce_odr unnamed_addr constant |
| 285 | |
| 286 | template <> inline void Test5a<int>::foo(); |
| 287 | template <> inline void Test5b<int>::foo() {} |
| 288 | |
| 289 | /*** Test5c ******************************************************************/ |
| 290 | |
| 291 | template <class T> struct Test5c { |
| 292 | Test5c(); |
| 293 | virtual void foo(); |
| 294 | virtual void bar(); |
| 295 | }; |
| 296 | |
| 297 | // There ceases to be a key function after these declarations. |
| 298 | template <> inline void Test5a<int>::bar(); |
| 299 | template <> inline void Test5a<int>::foo(); |
| 300 | template <> inline void Test5c<int>::bar() {} |
| 301 | template <> inline void Test5c<int>::foo() {} |
| 302 | |
| 303 | // V-table should be defined with weak linkage. |
| 304 | template <> Test5c<int>::Test5c() { use(typeid(Test5c)); } |
| 305 | // CHECK: @_ZTV6Test5cIiE = linkonce_odr unnamed_addr constant |
| 306 | // CHECK: @_ZTS6Test5cIiE = linkonce_odr constant |
| 307 | // CHECK: @_ZTI6Test5cIiE = linkonce_odr unnamed_addr constant |