| 1 | // from SemaCXX/class-layout.cpp |
| 2 | // RUN: c-index-test -test-print-type-size %s -target x86_64-pc-linux-gnu | FileCheck -check-prefix=CHECK64 %s |
| 3 | // RUN: c-index-test -test-print-type-size %s -target i386-apple-darwin9 | FileCheck -check-prefix=CHECK32 %s |
| 4 | |
| 5 | namespace basic { |
| 6 | |
| 7 | // CHECK64: VarDecl=v:[[@LINE+2]]:6 (Definition) (invalid) [type=void] [typekind=Void] |
| 8 | // CHECK32: VarDecl=v:[[@LINE+1]]:6 (Definition) (invalid) [type=void] [typekind=Void] |
| 9 | void v; |
| 10 | |
| 11 | // CHECK64: VarDecl=v1:[[@LINE+2]]:7 (Definition) [type=void *] [typekind=Pointer] [sizeof=8] [alignof=8] |
| 12 | // CHECK32: VarDecl=v1:[[@LINE+1]]:7 (Definition) [type=void *] [typekind=Pointer] [sizeof=4] [alignof=4] |
| 13 | void *v1; |
| 14 | |
| 15 | // offsetof |
| 16 | // CHECK64: StructDecl=simple:[[@LINE+2]]:8 (Definition) [type=basic::simple] [typekind=Record] [sizeof=48] [alignof=8] |
| 17 | // CHECK32: StructDecl=simple:[[@LINE+1]]:8 (Definition) [type=basic::simple] [typekind=Record] [sizeof=36] [alignof=4] |
| 18 | struct simple { |
| 19 | int a; |
| 20 | char b; |
| 21 | // CHECK64: FieldDecl=c:[[@LINE+1]]:7 (Definition) [type=int] [typekind=Int] [sizeof=4] [alignof=4] [offsetof=40] [BitFieldSize=3] |
| 22 | int c:3; |
| 23 | long d; |
| 24 | int e:5; |
| 25 | // CHECK64: FieldDecl=f:[[@LINE+1]]:7 (Definition) [type=int] [typekind=Int] [sizeof=4] [alignof=4] [offsetof=133] [BitFieldSize=4] |
| 26 | int f:4; |
| 27 | // CHECK64: FieldDecl=g:[[@LINE+2]]:13 (Definition) [type=long long] [typekind=LongLong] [sizeof=8] [alignof=8] [offsetof=192] |
| 28 | // CHECK32: FieldDecl=g:[[@LINE+1]]:13 (Definition) [type=long long] [typekind=LongLong] [sizeof=8] [alignof=4] [offsetof=128] |
| 29 | long long g; |
| 30 | // CHECK64: FieldDecl=h:[[@LINE+1]]:8 (Definition) [type=char] [typekind=Char_S] [sizeof=1] [alignof=1] [offsetof=256] [BitFieldSize=3] |
| 31 | char h:3; |
| 32 | char i:3; |
| 33 | float j; |
| 34 | // CHECK64: FieldDecl=k:[[@LINE+2]]:10 (Definition) [type=char *] [typekind=Pointer] [sizeof=8] [alignof=8] [offsetof=320] |
| 35 | // CHECK32: FieldDecl=k:[[@LINE+1]]:10 (Definition) [type=char *] [typekind=Pointer] [sizeof=4] [alignof=4] [offsetof=256] |
| 36 | char * k; |
| 37 | }; |
| 38 | |
| 39 | |
| 40 | // CHECK64: UnionDecl=u:[[@LINE+2]]:7 (Definition) [type=basic::u] [typekind=Record] [sizeof=48] [alignof=8] |
| 41 | // CHECK32: UnionDecl=u:[[@LINE+1]]:7 (Definition) [type=basic::u] [typekind=Record] [sizeof=36] [alignof=4] |
| 42 | union u { |
| 43 | int u1; |
| 44 | long long u2; |
| 45 | struct simple s1; |
| 46 | }; |
| 47 | |
| 48 | // CHECK64: VarDecl=s1:[[@LINE+2]]:8 (Definition) [type=basic::simple] [typekind=Record] [sizeof=48] [alignof=8] |
| 49 | // CHECK32: VarDecl=s1:[[@LINE+1]]:8 (Definition) [type=basic::simple] [typekind=Record] [sizeof=36] [alignof=4] |
| 50 | simple s1; |
| 51 | |
| 52 | struct Test { |
| 53 | struct { |
| 54 | union { |
| 55 | //CHECK64: FieldDecl=foo:[[@LINE+1]]:11 (Definition) [type=int] [typekind=Int] [sizeof=4] [alignof=4] [offsetof=0] |
| 56 | int foo; |
| 57 | }; |
| 58 | }; |
| 59 | }; |
| 60 | |
| 61 | struct Test2 { |
| 62 | struct { |
| 63 | struct { |
| 64 | //CHECK64: FieldDecl=foo:[[@LINE+1]]:11 (Definition) [type=int] [typekind=Int] [sizeof=4] [alignof=4] [offsetof=0] |
| 65 | int foo; |
| 66 | }; |
| 67 | struct { |
| 68 | //CHECK64: FieldDecl=bar:[[@LINE+1]]:11 (Definition) [type=int] [typekind=Int] [sizeof=4] [alignof=4] [offsetof=32/0] |
| 69 | int bar; |
| 70 | }; |
| 71 | struct { |
| 72 | struct { |
| 73 | //CHECK64: FieldDecl=foobar:[[@LINE+1]]:15 (Definition) [type=int] [typekind=Int] [sizeof=4] [alignof=4] [offsetof=64/0] |
| 74 | int foobar; |
| 75 | }; |
| 76 | }; |
| 77 | }; |
| 78 | }; |
| 79 | |
| 80 | } |
| 81 | |
| 82 | // these are test crash. Offsetof return values are not important. |
| 83 | namespace Incomplete { |
| 84 | // test that fields in incomplete named record do not crash |
| 85 | union named { |
| 86 | struct forward_decl f1; |
| 87 | int f2; |
| 88 | struct x { |
| 89 | int g1; |
| 90 | } f3; |
| 91 | struct forward_decl f4; |
| 92 | struct x2{ |
| 93 | int g2; |
| 94 | struct forward_decl g3; |
| 95 | } f5; |
| 96 | }; |
| 97 | |
| 98 | // test that fields in incomplete anonymous record do not crash |
| 99 | union f { |
| 100 | struct forward_decl f1; |
| 101 | int f2; |
| 102 | struct { |
| 103 | int e1; |
| 104 | struct { |
| 105 | struct forward_decl2 g1; |
| 106 | }; |
| 107 | int e3; |
| 108 | }; |
| 109 | }; |
| 110 | |
| 111 | |
| 112 | // incomplete not in root level, in named record |
| 113 | struct s1 { |
| 114 | struct { |
| 115 | struct forward_decl2 s1_g1; |
| 116 | int s1_e1; |
| 117 | } s1_x; // named record shows in s1->field_iterator |
| 118 | int s1_e3; |
| 119 | }; |
| 120 | |
| 121 | // incomplete not in root level, in anonymous record |
| 122 | struct s1b { |
| 123 | struct { |
| 124 | struct forward_decl2 s1b_g1; |
| 125 | }; // erroneous anonymous record does not show in s1b->field_iterator |
| 126 | int s1b_e2; |
| 127 | }; |
| 128 | |
| 129 | struct s2 { |
| 130 | struct { |
| 131 | struct forward_decl2 s2_g1; |
| 132 | int s2_e1; |
| 133 | }; // erroneous anonymous record does not show in s1b->field_iterator |
| 134 | int s2_e3; |
| 135 | }; |
| 136 | |
| 137 | //deep anonymous with deep level incomplete |
| 138 | struct s3 { |
| 139 | struct { |
| 140 | int s3_e1; |
| 141 | struct { |
| 142 | struct { |
| 143 | struct { |
| 144 | struct { |
| 145 | struct forward_decl2 s3_g1; |
| 146 | }; |
| 147 | }; |
| 148 | }; |
| 149 | }; |
| 150 | int s3_e3; |
| 151 | }; |
| 152 | }; |
| 153 | |
| 154 | //deep anonymous with first level incomplete |
| 155 | struct s4a { |
| 156 | struct forward_decl2 g1; |
| 157 | struct { |
| 158 | struct forward_decl2 g2; |
| 159 | struct { |
| 160 | struct { |
| 161 | struct { |
| 162 | struct { |
| 163 | //CHECK64: FieldDecl=s4_e1:[[@LINE+1]]:17 (Definition) [type=int] [typekind=Int] [sizeof=4] [alignof=4] [offsetof=-1/0] |
| 164 | int s4_e1; |
| 165 | }; |
| 166 | }; |
| 167 | }; |
| 168 | }; |
| 169 | int s4_e3; |
| 170 | }; |
| 171 | }; |
| 172 | |
| 173 | //deep anonymous with sub-first-level incomplete |
| 174 | struct s4b { |
| 175 | struct { |
| 176 | struct forward_decl2 g1; |
| 177 | struct { |
| 178 | struct { |
| 179 | struct { |
| 180 | struct { |
| 181 | int s4b_e1; |
| 182 | }; |
| 183 | }; |
| 184 | }; |
| 185 | }; |
| 186 | int s4b_e3; |
| 187 | }; |
| 188 | }; |
| 189 | |
| 190 | //named struct within anonymous struct |
| 191 | struct s5 { |
| 192 | struct { |
| 193 | struct x { |
| 194 | int i; |
| 195 | }; |
| 196 | }; |
| 197 | }; |
| 198 | |
| 199 | // CHECK64: StructDecl=As:[[@LINE+1]]:8 [type=Incomplete::As] [typekind=Record] |
| 200 | struct As; |
| 201 | |
| 202 | // undefined class. Should not crash |
| 203 | // CHECK64: ClassDecl=A:[[@LINE+1]]:7 [type=Incomplete::A] [typekind=Record] |
| 204 | class A; |
| 205 | class B { |
| 206 | A* a1; |
| 207 | A& a2; |
| 208 | }; |
| 209 | |
| 210 | } |
| 211 | |
| 212 | namespace Sizes { |
| 213 | |
| 214 | // CHECK64: StructDecl=A:[[@LINE+2]]:8 (Definition) [type=Sizes::A] [typekind=Record] [sizeof=8] [alignof=4] |
| 215 | // CHECK32: StructDecl=A:[[@LINE+1]]:8 (Definition) [type=Sizes::A] [typekind=Record] [sizeof=8] [alignof=4] |
| 216 | struct A { |
| 217 | int a; |
| 218 | char b; |
| 219 | }; |
| 220 | |
| 221 | // CHECK64: StructDecl=B:[[@LINE+2]]:8 (Definition) [type=Sizes::B] [typekind=Record] [sizeof=12] [alignof=4] |
| 222 | // CHECK32: StructDecl=B:[[@LINE+1]]:8 (Definition) [type=Sizes::B] [typekind=Record] [sizeof=12] [alignof=4] |
| 223 | struct B : A { |
| 224 | char c; |
| 225 | }; |
| 226 | |
| 227 | // CHECK64: StructDecl=C:[[@LINE+2]]:8 (Definition) [type=Sizes::C] [typekind=Record] [sizeof=8] [alignof=4] |
| 228 | // CHECK32: StructDecl=C:[[@LINE+1]]:8 (Definition) [type=Sizes::C] [typekind=Record] [sizeof=8] [alignof=4] |
| 229 | struct C { |
| 230 | // Make fields private so C won't be a POD type. |
| 231 | private: |
| 232 | int a; |
| 233 | char b; |
| 234 | }; |
| 235 | |
| 236 | // CHECK64: StructDecl=D:[[@LINE+2]]:8 (Definition) [type=Sizes::D] [typekind=Record] [sizeof=8] [alignof=4] |
| 237 | // CHECK32: StructDecl=D:[[@LINE+1]]:8 (Definition) [type=Sizes::D] [typekind=Record] [sizeof=8] [alignof=4] |
| 238 | struct D : C { |
| 239 | char c; |
| 240 | }; |
| 241 | |
| 242 | // CHECK64: StructDecl=E:[[@LINE+2]]:32 (Definition) [type=Sizes::E] [typekind=Record] [sizeof=5] [alignof=1] |
| 243 | // CHECK32: StructDecl=E:[[@LINE+1]]:32 (Definition) [type=Sizes::E] [typekind=Record] [sizeof=5] [alignof=1] |
| 244 | struct __attribute__((packed)) E { |
| 245 | char b; |
| 246 | int a; |
| 247 | }; |
| 248 | |
| 249 | // CHECK64: StructDecl=F:[[@LINE+2]]:32 (Definition) [type=Sizes::F] [typekind=Record] [sizeof=6] [alignof=1] |
| 250 | // CHECK32: StructDecl=F:[[@LINE+1]]:32 (Definition) [type=Sizes::F] [typekind=Record] [sizeof=6] [alignof=1] |
| 251 | struct __attribute__((packed)) F : E { |
| 252 | char d; |
| 253 | }; |
| 254 | |
| 255 | struct G { G(); }; |
| 256 | // CHECK64: StructDecl=H:[[@LINE+2]]:8 (Definition) [type=Sizes::H] [typekind=Record] [sizeof=1] [alignof=1] |
| 257 | // CHECK32: StructDecl=H:[[@LINE+1]]:8 (Definition) [type=Sizes::H] [typekind=Record] [sizeof=1] [alignof=1] |
| 258 | struct H : G { }; |
| 259 | |
| 260 | // CHECK64: StructDecl=I:[[@LINE+2]]:8 (Definition) [type=Sizes::I] [typekind=Record] [sizeof=5] [alignof=1] |
| 261 | // CHECK32: StructDecl=I:[[@LINE+1]]:8 (Definition) [type=Sizes::I] [typekind=Record] [sizeof=5] [alignof=1] |
| 262 | struct I { |
| 263 | char b; |
| 264 | int a; |
| 265 | } __attribute__((packed)); |
| 266 | |
| 267 | } |
| 268 | |
| 269 | namespace Test1 { |
| 270 | |
| 271 | // Test complex class hierarchy |
| 272 | struct A { }; |
| 273 | struct B : A { virtual void b(); }; |
| 274 | class C : virtual A { int c; }; |
| 275 | struct D : virtual B { }; |
| 276 | struct E : C, virtual D { }; |
| 277 | class F : virtual E { }; |
| 278 | // CHECK64: StructDecl=G:[[@LINE+2]]:8 (Definition) [type=Test1::G] [typekind=Record] [sizeof=24] [alignof=8] |
| 279 | // CHECK32: StructDecl=G:[[@LINE+1]]:8 (Definition) [type=Test1::G] [typekind=Record] [sizeof=16] [alignof=4] |
| 280 | struct G : virtual E, F { }; |
| 281 | |
| 282 | } |
| 283 | |
| 284 | namespace Test2 { |
| 285 | |
| 286 | // Test that this somewhat complex class structure is laid out correctly. |
| 287 | struct A { }; |
| 288 | struct B : A { virtual void b(); }; |
| 289 | struct C : virtual B { }; |
| 290 | struct D : virtual A { }; |
| 291 | struct E : virtual B, D { }; |
| 292 | struct F : E, virtual C { }; |
| 293 | struct G : virtual F, A { }; |
| 294 | // CHECK64: StructDecl=H:[[@LINE+2]]:8 (Definition) [type=Test2::H] [typekind=Record] [sizeof=24] [alignof=8] |
| 295 | // CHECK32: StructDecl=H:[[@LINE+1]]:8 (Definition) [type=Test2::H] [typekind=Record] [sizeof=12] [alignof=4] |
| 296 | struct H { G g; }; |
| 297 | |
| 298 | } |
| 299 | |
| 300 | namespace Test3 { |
| 301 | // CHECK64: ClassDecl=B:[[@LINE+2]]:7 (Definition) [type=Test3::B] [typekind=Record] [sizeof=16] [alignof=8] |
| 302 | // CHECK32: ClassDecl=B:[[@LINE+1]]:7 (Definition) [type=Test3::B] [typekind=Record] [sizeof=8] [alignof=4] |
| 303 | class B { |
| 304 | public: |
| 305 | virtual void b(){} |
| 306 | // CHECK64: FieldDecl=b_field:[[@LINE+2]]:8 (Definition) [type=long] [typekind=Long] [sizeof=8] [alignof=8] [offsetof=64] |
| 307 | // CHECK32: FieldDecl=b_field:[[@LINE+1]]:8 (Definition) [type=long] [typekind=Long] [sizeof=4] [alignof=4] [offsetof=32] |
| 308 | long b_field; |
| 309 | protected: |
| 310 | private: |
| 311 | }; |
| 312 | |
| 313 | // CHECK32: ClassDecl=A:[[@LINE+1]]:7 (Definition) [type=Test3::A] [typekind=Record] [sizeof=16] [alignof=4] |
| 314 | class A : public B { |
| 315 | public: |
| 316 | // CHECK64: FieldDecl=a_field:[[@LINE+2]]:7 (Definition) [type=int] [typekind=Int] [sizeof=4] [alignof=4] [offsetof=128] |
| 317 | // CHECK32: FieldDecl=a_field:[[@LINE+1]]:7 (Definition) [type=int] [typekind=Int] [sizeof=4] [alignof=4] [offsetof=64] |
| 318 | int a_field; |
| 319 | virtual void a(){} |
| 320 | // CHECK64: FieldDecl=one:[[@LINE+2]]:8 (Definition) [type=char] [typekind=Char_S] [sizeof=1] [alignof=1] [offsetof=160] |
| 321 | // CHECK32: FieldDecl=one:[[@LINE+1]]:8 (Definition) [type=char] [typekind=Char_S] [sizeof=1] [alignof=1] [offsetof=96] |
| 322 | char one; |
| 323 | protected: |
| 324 | private: |
| 325 | }; |
| 326 | |
| 327 | // CHECK64: ClassDecl=D:[[@LINE+2]]:7 (Definition) [type=Test3::D] [typekind=Record] [sizeof=16] [alignof=8] |
| 328 | // CHECK32: ClassDecl=D:[[@LINE+1]]:7 (Definition) [type=Test3::D] [typekind=Record] [sizeof=12] [alignof=4] |
| 329 | class D { |
| 330 | public: |
| 331 | virtual void b(){} |
| 332 | // CHECK64: FieldDecl=a:[[@LINE+2]]:10 (Definition) [type=double] [typekind=Double] [sizeof=8] [alignof=8] [offsetof=64] |
| 333 | // CHECK32: FieldDecl=a:[[@LINE+1]]:10 (Definition) [type=double] [typekind=Double] [sizeof=8] [alignof=4] [offsetof=32] |
| 334 | double a; |
| 335 | }; |
| 336 | |
| 337 | // CHECK64: ClassDecl=C:[[@LINE+2]]:7 (Definition) [type=Test3::C] [typekind=Record] [sizeof=88] [alignof=8] |
| 338 | // CHECK32: ClassDecl=C:[[@LINE+1]]:7 (Definition) [type=Test3::C] [typekind=Record] [sizeof=60] [alignof=4] |
| 339 | class C : public virtual A, |
| 340 | public D, public B { |
| 341 | public: |
| 342 | double c1_field; |
| 343 | int c2_field; |
| 344 | double c3_field; |
| 345 | int c4_field; |
| 346 | virtual void foo(){} |
| 347 | virtual void bar(){} |
| 348 | protected: |
| 349 | private: |
| 350 | }; |
| 351 | |
| 352 | struct BaseStruct |
| 353 | { |
| 354 | BaseStruct(){} |
| 355 | double v0; |
| 356 | float v1; |
| 357 | // CHECK64: FieldDecl=fg:[[@LINE+2]]:7 (Definition) [type=Test3::C] [typekind=Record] [sizeof=88] [alignof=8] [offsetof=128] |
| 358 | // CHECK32: FieldDecl=fg:[[@LINE+1]]:7 (Definition) [type=Test3::C] [typekind=Record] [sizeof=60] [alignof=4] [offsetof=96] |
| 359 | C fg; |
| 360 | // CHECK64: FieldDecl=rg:[[@LINE+2]]:8 (Definition) [type=Test3::C &] [typekind=LValueReference] [sizeof=88] [alignof=8] [offsetof=832] |
| 361 | // CHECK32: FieldDecl=rg:[[@LINE+1]]:8 (Definition) [type=Test3::C &] [typekind=LValueReference] [sizeof=60] [alignof=4] [offsetof=576] |
| 362 | C &rg; |
| 363 | int x; |
| 364 | }; |
| 365 | |
| 366 | } |
| 367 | |
| 368 | namespace NotConstantSize { |
| 369 | |
| 370 | void f(int i) { |
| 371 | // CHECK32: VarDecl=v2:[[@LINE+1]]:8 (Definition) [type=int [i]] [typekind=VariableArray] [sizeof=-4] [alignof=4] |
| 372 | int v2[i]; |
| 373 | { |
| 374 | struct CS1 { |
| 375 | int f1[i]; |
| 376 | float f2; |
| 377 | }; |
| 378 | } |
| 379 | } |
| 380 | |
| 381 | } |
| 382 | |
| 383 | namespace CrashTest { |
| 384 | // test crash scenarios on dependent types. |
| 385 | template<typename T> |
| 386 | struct Foo { |
| 387 | T t; |
| 388 | int a; |
| 389 | }; |
| 390 | |
| 391 | Foo<Sizes::A> t1; |
| 392 | Foo<Sizes::I> t2; |
| 393 | |
| 394 | void c; |
| 395 | |
| 396 | plopplop; |
| 397 | |
| 398 | // CHECK64: StructDecl=lastValid:[[@LINE+2]]:8 (Definition) [type=CrashTest::lastValid] [typekind=Record] [sizeof=1] [alignof=1] |
| 399 | // CHECK32: StructDecl=lastValid:[[@LINE+1]]:8 (Definition) [type=CrashTest::lastValid] [typekind=Record] [sizeof=1] [alignof=1] |
| 400 | struct lastValid { |
| 401 | }; |
| 402 | |
| 403 | // CHECK64: CXXMethod=Tie:[[@LINE+3]]:8 (const) [type=auto (void *) const] [typekind=FunctionProto] [sizeof=1] [alignof=4] [resulttype=auto] [resulttypekind=Auto] [resultsizeof=-6] [resultalignof=-6] |
| 404 | // CHECK32: CXXMethod=Tie:[[@LINE+2]]:8 (const) [type=auto (void *) const] [typekind=FunctionProto] [sizeof=1] [alignof=4] [resulttype=auto] [resulttypekind=Auto] [resultsizeof=-6] [resultalignof=-6] |
| 405 | class BrowsingContext { |
| 406 | auto Tie(void*) const; |
| 407 | }; |
| 408 | |
| 409 | } |
| 410 | |