1 // RUN: %clang_cc1 -fno-rtti -emit-llvm-only -triple i686-pc-win32 -fdump-record-layouts -fsyntax-only -cxx-abi microsoft %s 2>&1 \ 2 // RUN: | FileCheck %s 3 // RUN: %clang_cc1 -fno-rtti -emit-llvm-only -triple x86_64-pc-win32 -fdump-record-layouts -fsyntax-only -cxx-abi microsoft %s 2>/dev/null \ 4 // RUN: | FileCheck %s -check-prefix CHECK-X64 5 6 extern "C" int printf(const char *fmt, ...); 7 8 struct B0 { 9 int a; 10 B0() : a(0xf00000B0) {} 11 virtual void f() { printf("B0"); } 12 }; 13 14 struct __declspec(align(16)) B1 { 15 int a; 16 B1() : a(0xf00000B1) {} 17 virtual void f() { printf("B1"); } 18 }; 19 20 struct __declspec(align(16)) Align16 {}; 21 struct __declspec(align(32)) Align32 {}; 22 struct VAlign16 : virtual Align16 {}; 23 struct VAlign32 : virtual Align32 {}; 24 25 struct A : virtual B0, virtual B1 { 26 int a; 27 A() : a(0xf000000A) {} 28 virtual void f() { printf("A"); } 29 virtual void g() { printf("A"); } 30 }; 31 32 // CHECK: *** Dumping AST Record Layout 33 // CHECK: 0 | struct A 34 // CHECK: 0 | (A vftable pointer) 35 // CHECK: 4 | (A vbtable pointer) 36 // CHECK: 8 | int a 37 // CHECK: 16 | (vtordisp for vbase B0) 38 // CHECK: 20 | struct B0 (virtual base) 39 // CHECK: 20 | (B0 vftable pointer) 40 // CHECK: 24 | int a 41 // CHECK: 44 | (vtordisp for vbase B1) 42 // CHECK: 48 | struct B1 (virtual base) 43 // CHECK: 48 | (B1 vftable pointer) 44 // CHECK: 52 | int a 45 // CHECK: | [sizeof=64, align=16 46 // CHECK: | nvsize=12, nvalign=4] 47 // CHECK-X64: *** Dumping AST Record Layout 48 // CHECK-X64: 0 | struct A 49 // CHECK-X64: 0 | (A vftable pointer) 50 // CHECK-X64: 8 | (A vbtable pointer) 51 // CHECK-X64: 16 | int a 52 // CHECK-X64: 36 | (vtordisp for vbase B0) 53 // CHECK-X64: 40 | struct B0 (virtual base) 54 // CHECK-X64: 40 | (B0 vftable pointer) 55 // CHECK-X64: 48 | int a 56 // CHECK-X64: 76 | (vtordisp for vbase B1) 57 // CHECK-X64: 80 | struct B1 (virtual base) 58 // CHECK-X64: 80 | (B1 vftable pointer) 59 // CHECK-X64: 88 | int a 60 // CHECK-X64: | [sizeof=96, align=16 61 // CHECK-X64: | nvsize=24, nvalign=8] 62 63 struct C : virtual B0, virtual B1, VAlign32 { 64 int a; 65 C() : a(0xf000000C) {} 66 virtual void f() { printf("C"); } 67 virtual void g() { printf("C"); } 68 }; 69 70 // CHECK: *** Dumping AST Record Layout 71 // CHECK: 0 | struct C 72 // CHECK: 0 | (C vftable pointer) 73 // CHECK: 32 | struct VAlign32 (base) 74 // CHECK: 32 | (VAlign32 vbtable pointer) 75 // CHECK: 36 | int a 76 // CHECK: 64 | (vtordisp for vbase B0) 77 // CHECK: 68 | struct B0 (virtual base) 78 // CHECK: 68 | (B0 vftable pointer) 79 // CHECK: 72 | int a 80 // CHECK: 108 | (vtordisp for vbase B1) 81 // CHECK: 112 | struct B1 (virtual base) 82 // CHECK: 112 | (B1 vftable pointer) 83 // CHECK: 116 | int a 84 // CHECK: 128 | struct Align32 (virtual base) (empty) 85 // CHECK: | [sizeof=128, align=32 86 // CHECK: | nvsize=64, nvalign=32] 87 // CHECK-X64: *** Dumping AST Record Layout 88 // CHECK-X64: 0 | struct C 89 // CHECK-X64: 0 | (C vftable pointer) 90 // CHECK-X64: 32 | struct VAlign32 (base) 91 // CHECK-X64: 32 | (VAlign32 vbtable pointer) 92 // CHECK-X64: 40 | int a 93 // CHECK-X64: 68 | (vtordisp for vbase B0) 94 // CHECK-X64: 72 | struct B0 (virtual base) 95 // CHECK-X64: 72 | (B0 vftable pointer) 96 // CHECK-X64: 80 | int a 97 // CHECK-X64: 108 | (vtordisp for vbase B1) 98 // CHECK-X64: 112 | struct B1 (virtual base) 99 // CHECK-X64: 112 | (B1 vftable pointer) 100 // CHECK-X64: 120 | int a 101 // CHECK-X64: 128 | struct Align32 (virtual base) (empty) 102 // CHECK-X64: | [sizeof=128, align=32 103 // CHECK-X64: | nvsize=64, nvalign=32] 104 105 struct __declspec(align(32)) D : virtual B0, virtual B1 { 106 int a; 107 D() : a(0xf000000D) {} 108 virtual void f() { printf("D"); } 109 virtual void g() { printf("D"); } 110 }; 111 112 // CHECK: *** Dumping AST Record Layout 113 // CHECK: 0 | struct D 114 // CHECK: 0 | (D vftable pointer) 115 // CHECK: 4 | (D vbtable pointer) 116 // CHECK: 8 | int a 117 // CHECK: 32 | (vtordisp for vbase B0) 118 // CHECK: 36 | struct B0 (virtual base) 119 // CHECK: 36 | (B0 vftable pointer) 120 // CHECK: 40 | int a 121 // CHECK: 76 | (vtordisp for vbase B1) 122 // CHECK: 80 | struct B1 (virtual base) 123 // CHECK: 80 | (B1 vftable pointer) 124 // CHECK: 84 | int a 125 // CHECK: | [sizeof=96, align=32 126 // CHECK: | nvsize=12, nvalign=4] 127 // CHECK-X64: *** Dumping AST Record Layout 128 // CHECK-X64: 0 | struct D 129 // CHECK-X64: 0 | (D vftable pointer) 130 // CHECK-X64: 8 | (D vbtable pointer) 131 // CHECK-X64: 16 | int a 132 // CHECK-X64: 36 | (vtordisp for vbase B0) 133 // CHECK-X64: 40 | struct B0 (virtual base) 134 // CHECK-X64: 40 | (B0 vftable pointer) 135 // CHECK-X64: 48 | int a 136 // CHECK-X64: 76 | (vtordisp for vbase B1) 137 // CHECK-X64: 80 | struct B1 (virtual base) 138 // CHECK-X64: 80 | (B1 vftable pointer) 139 // CHECK-X64: 88 | int a 140 // CHECK-X64: | [sizeof=96, align=32 141 // CHECK-X64: | nvsize=24, nvalign=8] 142 143 struct AT { 144 virtual ~AT(){} 145 }; 146 struct CT : virtual AT { 147 virtual ~CT(); 148 }; 149 CT::~CT(){} 150 151 // CHECK: *** Dumping AST Record Layout 152 // CHECK: 0 | struct CT 153 // CHECK: 0 | (CT vbtable pointer) 154 // CHECK: 4 | struct AT (virtual base) 155 // CHECK: 4 | (AT vftable pointer) 156 // CHECK: | [sizeof=8, align=4 157 // CHECK: | nvsize=4, nvalign=4] 158 // CHECK-X64: *** Dumping AST Record Layout 159 // CHECK-X64: 0 | struct CT 160 // CHECK-X64: 0 | (CT vbtable pointer) 161 // CHECK-X64: 8 | struct AT (virtual base) 162 // CHECK-X64: 8 | (AT vftable pointer) 163 // CHECK-X64: | [sizeof=16, align=8 164 // CHECK-X64: | nvsize=8, nvalign=8] 165 166 int a[ 167 sizeof(A)+ 168 sizeof(C)+ 169 sizeof(D)+ 170 sizeof(CT)]; 171