177 lines · cpp
1// RUN: %clang_cc1 -fno-rtti -triple i686-pc-win32 -fms-extensions -fdump-record-layouts -fsyntax-only %s 2>/dev/null \2// RUN: | FileCheck %s --strict-whitespace3// RUN: %clang_cc1 -fno-rtti -triple x86_64-pc-win32 -fms-extensions -fdump-record-layouts -fsyntax-only %s 2>/dev/null \4// RUN: | FileCheck %s --strict-whitespace5 6extern "C" int printf(const char *fmt, ...);7 8struct __declspec(align(8)) B0 { B0() {printf("B0 : %p\n", this);} };9struct __declspec(align(8)) B1 { B1() {printf("B1 : %p\n", this);} };10struct __declspec(align(8)) B2 { B2() {printf("B2 : %p\n", this);} };11struct __declspec(align(8)) B3 { B3() {printf("B3 : %p\n", this);} };12struct __declspec(align(8)) B4 { B4() {printf("B4 : %p\n", this);} };13 14struct C0 { int a; C0() : a(0xf00000C0) {printf("C0 : %p\n", this);} };15struct C1 { int a; C1() : a(0xf00000C1) {printf("C1 : %p\n", this);} };16struct C2 { int a; C2() : a(0xf00000C2) {printf("C2 : %p\n", this);} };17struct C3 { int a; C3() : a(0xf00000C3) {printf("C3 : %p\n", this);} };18struct C4 { int a; C4() : a(0xf00000C4) {printf("C4 : %p\n", this);} };19 20struct A : B0 {21 int a;22 A() : a(0xf000000A) {printf("X : %p\n", this);}23};24 25// CHECK-LABEL: 0 | struct A{{$}}26// CHECK-NEXT: 0 | struct B0 (base) (empty)27// CHECK-NEXT: 0 | int a28// CHECK-NEXT: | [sizeof=8, align=829// CHECK-NEXT: | nvsize=8, nvalign=8]30 31struct B : B0 {32 B0 b0;33 int a;34 B() : a(0xf000000B) {printf("X : %p\n", this);}35};36 37// CHECK-LABEL: 0 | struct B{{$}}38// CHECK-NEXT: 0 | struct B0 (base) (empty)39// CHECK-NEXT: 0 | struct B0 b0 (empty)40// CHECK: 8 | int a41// CHECK-NEXT: | [sizeof=16, align=842// CHECK-NEXT: | nvsize=16, nvalign=8]43 44struct C : B0, B1, B2, B3, B4 {45 int a;46 C() : a(0xf000000C) {printf("X : %p\n", this);}47};48 49// CHECK-LABEL: 0 | struct C{{$}}50// CHECK-NEXT: 0 | struct B0 (base) (empty)51// CHECK-NEXT: 8 | struct B1 (base) (empty)52// CHECK-NEXT: 16 | struct B2 (base) (empty)53// CHECK-NEXT: 24 | struct B3 (base) (empty)54// CHECK-NEXT: 32 | struct B4 (base) (empty)55// CHECK-NEXT: 32 | int a56// CHECK-NEXT: | [sizeof=40, align=857// CHECK-NEXT: | nvsize=40, nvalign=8]58 59struct D {60 B0 b0;61 C0 c0;62 C1 c1;63 C2 c2;64 B1 b1;65 int a;66 D() : a(0xf000000D) {printf("X : %p\n", this);}67};68 69// CHECK-LABEL: 0 | struct D{{$}}70// CHECK-NEXT: 0 | struct B0 b0 (empty)71// CHECK: 8 | struct C0 c072// CHECK-NEXT: 8 | int a73// CHECK: 12 | struct C1 c174// CHECK-NEXT: 12 | int a75// CHECK: 16 | struct C2 c276// CHECK-NEXT: 16 | int a77// CHECK: 24 | struct B1 b1 (empty)78// CHECK: 32 | int a79// CHECK-NEXT: | [sizeof=40, align=880// CHECK-NEXT: | nvsize=40, nvalign=8]81 82struct E : B0, C0, C1, C2, B1 {83 int a;84 E() : a(0xf000000E) {printf("X : %p\n", this);}85};86 87// CHECK-LABEL: 0 | struct E{{$}}88// CHECK-NEXT: 0 | struct B0 (base) (empty)89// CHECK-NEXT: 0 | struct C0 (base)90// CHECK-NEXT: 0 | int a91// CHECK-NEXT: 4 | struct C1 (base)92// CHECK-NEXT: 4 | int a93// CHECK-NEXT: 8 | struct C2 (base)94// CHECK-NEXT: 8 | int a95// CHECK-NEXT: 16 | struct B1 (base) (empty)96// CHECK-NEXT: 16 | int a97// CHECK-NEXT: | [sizeof=24, align=898// CHECK-NEXT: | nvsize=24, nvalign=8]99 100struct F : C0, B0, B1, C1 {101 int a;102 F() : a(0xf000000F) {printf("X : %p\n", this);}103};104 105// CHECK-LABEL: 0 | struct F{{$}}106// CHECK-NEXT: 0 | struct C0 (base)107// CHECK-NEXT: 0 | int a108// CHECK-NEXT: 8 | struct B0 (base) (empty)109// CHECK-NEXT: 16 | struct B1 (base) (empty)110// CHECK-NEXT: 16 | struct C1 (base)111// CHECK-NEXT: 16 | int a112// CHECK-NEXT: 20 | int a113// CHECK-NEXT: | [sizeof=24, align=8114// CHECK-NEXT: | nvsize=24, nvalign=8]115 116struct G : B0, B1, B2, B3, B4 {117 __declspec(align(32)) int a;118 G() : a(0xf0000011) {printf("X : %p\n", this);}119};120 121// CHECK-LABEL: 0 | struct G{{$}}122// CHECK-NEXT: 0 | struct B0 (base) (empty)123// CHECK-NEXT: 8 | struct B1 (base) (empty)124// CHECK-NEXT: 16 | struct B2 (base) (empty)125// CHECK-NEXT: 24 | struct B3 (base) (empty)126// CHECK-NEXT: 32 | struct B4 (base) (empty)127// CHECK-NEXT: 32 | int a128// CHECK-NEXT: | [sizeof=64, align=32129// CHECK-NEXT: | nvsize=64, nvalign=32]130 131struct __declspec(align(32)) H : B0, B1, B2, B3, B4 {132 int a;133 H() : a(0xf0000011) {printf("X : %p\n", this);}134};135 136// CHECK-LABEL: 0 | struct H{{$}}137// CHECK-NEXT: 0 | struct B0 (base) (empty)138// CHECK-NEXT: 8 | struct B1 (base) (empty)139// CHECK-NEXT: 16 | struct B2 (base) (empty)140// CHECK-NEXT: 24 | struct B3 (base) (empty)141// CHECK-NEXT: 32 | struct B4 (base) (empty)142// CHECK-NEXT: 32 | int a143// CHECK-NEXT: | [sizeof=64, align=32144// CHECK-NEXT: | nvsize=40, nvalign=32]145 146struct I {147 int i0[0];148};149 150// CHECK-LABEL: 0 | struct I{{$}}151// CHECK-NEXT: 0 | int[0] i0152// CHECK-NEXT: | [sizeof={{1|4}}, align=4,153// CHECK-NEXT: | nvsize=0, nvalign=4]154 155struct J : I {156 int j;157};158 159// CHECK-LABEL: 0 | struct J{{$}}160// CHECK-NEXT: 0 | struct I (base)161// CHECK-NEXT: 0 | int[0] i0162// CHECK-NEXT: 0 | int j163// CHECK-NEXT: | [sizeof=4, align=4,164// CHECK-NEXT: | nvsize=4, nvalign=4]165 166int a[167sizeof(A)+168sizeof(B)+169sizeof(C)+170sizeof(D)+171sizeof(E)+172sizeof(F)+173sizeof(G)+174sizeof(H)+175sizeof(I)+176sizeof(J)];177