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ms-x86-aligned-tail-padding.cpp
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// RUN: %clang_cc1 -fno-rtti -emit-llvm-only -triple i686-pc-win32 -fms-extensions -fdump-record-layouts -fsyntax-only %s 2>/dev/null \
// RUN: | FileCheck %s
// RUN: %clang_cc1 -fno-rtti -emit-llvm-only -triple x86_64-pc-win32 -fms-extensions -fdump-record-layouts -fsyntax-only %s 2>/dev/null \
// RUN: | FileCheck %s -check-prefix CHECK-X64
extern "C" int printf(const char *fmt, ...);
struct B0 {
int a;
B0() : a(0xf00000B0) {}
};
struct __declspec(align(16)) B1 {
int a;
B1() : a(0xf00000B1) {}
};
struct B2 {
__declspec(align(16)) int a;
B2() : a(0xf00000B2) {}
};
struct __declspec(align(16)) B3 {
long long a1;
int a;
B3() : a(0xf00000B3), a1(0xf00000B3f00000B3ll) {}
};
struct V {
char a;
V() : a(0X11) {}
};
struct __declspec(align(32)) A16 {};
struct V1 : A16 { virtual void f() {} };
struct V2 {
long long a;
int a1;
V2() : a(0xf0000011f0000011ll), a1(0xf0000011) {}
};
struct V3 {
int a;
V3() : a(0xf0000022) {}
};
struct __declspec(align(16)) A16X {
};
struct __declspec(align(16)) B0X {
int a, a1;
B0X() : a(0xf00000B0), a1(0xf00000B0) {}
};
struct B1X {
int a;
B1X() : a(0xf00000B1) {}
};
struct B2X {
int a;
B2X() : a(0xf00000B2) {}
};
struct __declspec(align(16)) B3X {
int a;
B3X() : a(0xf00000B3) {}
virtual void g() {}
};
struct B4X : A16X {
int a, a1;
B4X() : a(0xf00000B4), a1(0xf00000B4) {}
};
struct B5X : virtual A16X {
int a, a1;
B5X() : a(0xf00000B5), a1(0xf00000B5) {}
};
struct B6X {
int a;
B6X() : a(0xf00000B6) {}
};
struct A : B1, B0, B2, virtual V {
int a;
A() : a(0xf000000A) {}
};
// CHECK: *** Dumping AST Record Layout
// CHECK: *** Dumping AST Record Layout
// CHECK: *** Dumping AST Record Layout
// CHECK: *** Dumping AST Record Layout
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct A
// CHECK-NEXT: 0 | struct B1 (base)
// CHECK-NEXT: 0 | int a
// CHECK-NEXT: 4 | struct B0 (base)
// CHECK-NEXT: 4 | int a
// CHECK-NEXT: 16 | struct B2 (base)
// CHECK-NEXT: 16 | int a
// CHECK-NEXT: 32 | (A vbtable pointer)
// CHECK-NEXT: 48 | int a
// CHECK-NEXT: 64 | struct V (virtual base)
// CHECK-NEXT: 64 | char a
// CHECK-NEXT: | [sizeof=80, align=16
// CHECK-NEXT: | nvsize=64, nvalign=16]
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64-NEXT: 0 | struct A
// CHECK-X64-NEXT: 0 | struct B1 (base)
// CHECK-X64-NEXT: 0 | int a
// CHECK-X64-NEXT: 4 | struct B0 (base)
// CHECK-X64-NEXT: 4 | int a
// CHECK-X64-NEXT: 16 | struct B2 (base)
// CHECK-X64-NEXT: 16 | int a
// CHECK-X64-NEXT: 32 | (A vbtable pointer)
// CHECK-X64-NEXT: 48 | int a
// CHECK-X64-NEXT: 64 | struct V (virtual base)
// CHECK-X64-NEXT: 64 | char a
// CHECK-X64-NEXT: | [sizeof=80, align=16
// CHECK-X64-NEXT: | nvsize=64, nvalign=16]
struct B : B2, B0, B1, virtual V {
int a;
B() : a(0xf000000B) {}
};
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct B
// CHECK-NEXT: 0 | struct B2 (base)
// CHECK-NEXT: 0 | int a
// CHECK-NEXT: 16 | struct B0 (base)
// CHECK-NEXT: 16 | int a
// CHECK-NEXT: 32 | struct B1 (base)
// CHECK-NEXT: 32 | int a
// CHECK-NEXT: 36 | (B vbtable pointer)
// CHECK-NEXT: 52 | int a
// CHECK-NEXT: 64 | struct V (virtual base)
// CHECK-NEXT: 64 | char a
// CHECK-NEXT: | [sizeof=80, align=16
// CHECK-NEXT: | nvsize=64, nvalign=16]
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64-NEXT: 0 | struct B
// CHECK-X64-NEXT: 0 | struct B2 (base)
// CHECK-X64-NEXT: 0 | int a
// CHECK-X64-NEXT: 16 | struct B0 (base)
// CHECK-X64-NEXT: 16 | int a
// CHECK-X64-NEXT: 32 | struct B1 (base)
// CHECK-X64-NEXT: 32 | int a
// CHECK-X64-NEXT: 40 | (B vbtable pointer)
// CHECK-X64-NEXT: 52 | int a
// CHECK-X64-NEXT: 64 | struct V (virtual base)
// CHECK-X64-NEXT: 64 | char a
// CHECK-X64-NEXT: | [sizeof=80, align=16
// CHECK-X64-NEXT: | nvsize=64, nvalign=16]
struct C : B1, B0, virtual V {
int a;
long long a1;
C() : a(0xf000000C), a1(0xf000000Cf000000Cll) {}
};
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct C
// CHECK-NEXT: 0 | struct B1 (base)
// CHECK-NEXT: 0 | int a
// CHECK-NEXT: 4 | struct B0 (base)
// CHECK-NEXT: 4 | int a
// CHECK-NEXT: 8 | (C vbtable pointer)
// CHECK-NEXT: 24 | int a
// CHECK-NEXT: 32 | long long a1
// CHECK-NEXT: 48 | struct V (virtual base)
// CHECK-NEXT: 48 | char a
// CHECK-NEXT: | [sizeof=64, align=16
// CHECK-NEXT: | nvsize=48, nvalign=16]
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64-NEXT: 0 | struct C
// CHECK-X64-NEXT: 0 | struct B1 (base)
// CHECK-X64-NEXT: 0 | int a
// CHECK-X64-NEXT: 4 | struct B0 (base)
// CHECK-X64-NEXT: 4 | int a
// CHECK-X64-NEXT: 8 | (C vbtable pointer)
// CHECK-X64-NEXT: 24 | int a
// CHECK-X64-NEXT: 32 | long long a1
// CHECK-X64-NEXT: 48 | struct V (virtual base)
// CHECK-X64-NEXT: 48 | char a
// CHECK-X64-NEXT: | [sizeof=64, align=16
// CHECK-X64-NEXT: | nvsize=48, nvalign=16]
struct D : B2, B0, virtual V {
int a;
D() : a(0xf000000D) {}
};
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct D
// CHECK-NEXT: 0 | struct B2 (base)
// CHECK-NEXT: 0 | int a
// CHECK-NEXT: 16 | struct B0 (base)
// CHECK-NEXT: 16 | int a
// CHECK-NEXT: 20 | (D vbtable pointer)
// CHECK-NEXT: 36 | int a
// CHECK-NEXT: 48 | struct V (virtual base)
// CHECK-NEXT: 48 | char a
// CHECK-NEXT: | [sizeof=64, align=16
// CHECK-NEXT: | nvsize=48, nvalign=16]
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64-NEXT: 0 | struct D
// CHECK-X64-NEXT: 0 | struct B2 (base)
// CHECK-X64-NEXT: 0 | int a
// CHECK-X64-NEXT: 16 | struct B0 (base)
// CHECK-X64-NEXT: 16 | int a
// CHECK-X64-NEXT: 24 | (D vbtable pointer)
// CHECK-X64-NEXT: 36 | int a
// CHECK-X64-NEXT: 48 | struct V (virtual base)
// CHECK-X64-NEXT: 48 | char a
// CHECK-X64-NEXT: | [sizeof=64, align=16
// CHECK-X64-NEXT: | nvsize=48, nvalign=16]
struct E : B3, B0, virtual V {
int a;
E() : a(0xf000000E) {}
};
// CHECK: *** Dumping AST Record Layout
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct E
// CHECK-NEXT: 0 | struct B3 (base)
// CHECK-NEXT: 0 | long long a1
// CHECK-NEXT: 8 | int a
// CHECK-NEXT: 16 | struct B0 (base)
// CHECK-NEXT: 16 | int a
// CHECK-NEXT: 20 | (E vbtable pointer)
// CHECK-NEXT: 36 | int a
// CHECK-NEXT: 48 | struct V (virtual base)
// CHECK-NEXT: 48 | char a
// CHECK-NEXT: | [sizeof=64, align=16
// CHECK-NEXT: | nvsize=48, nvalign=16]
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64-NEXT: 0 | struct E
// CHECK-X64-NEXT: 0 | struct B3 (base)
// CHECK-X64-NEXT: 0 | long long a1
// CHECK-X64-NEXT: 8 | int a
// CHECK-X64-NEXT: 16 | struct B0 (base)
// CHECK-X64-NEXT: 16 | int a
// CHECK-X64-NEXT: 24 | (E vbtable pointer)
// CHECK-X64-NEXT: 36 | int a
// CHECK-X64-NEXT: 48 | struct V (virtual base)
// CHECK-X64-NEXT: 48 | char a
// CHECK-X64-NEXT: | [sizeof=64, align=16
// CHECK-X64-NEXT: | nvsize=48, nvalign=16]
struct F : B0, virtual V1 {
__declspec(align(16)) int a;
F() : a(0xf000000F) {}
virtual void f() {}
};
// CHECK: *** Dumping AST Record Layout
// CHECK: *** Dumping AST Record Layout
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct F
// CHECK-NEXT: 0 | struct B0 (base)
// CHECK-NEXT: 0 | int a
// CHECK-NEXT: 4 | (F vbtable pointer)
// CHECK-NEXT: 32 | int a
// CHECK-NEXT: 92 | (vtordisp for vbase V1)
// CHECK-NEXT: 96 | struct V1 (virtual base)
// CHECK-NEXT: 96 | (V1 vftable pointer)
// CHECK-NEXT: 128 | struct A16 (base) (empty)
// CHECK-NEXT: | [sizeof=128, align=32
// CHECK-NEXT: | nvsize=48, nvalign=32]
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64-NEXT: 0 | struct F
// CHECK-X64-NEXT: 0 | struct B0 (base)
// CHECK-X64-NEXT: 0 | int a
// CHECK-X64-NEXT: 8 | (F vbtable pointer)
// CHECK-X64-NEXT: 32 | int a
// CHECK-X64-NEXT: 92 | (vtordisp for vbase V1)
// CHECK-X64-NEXT: 96 | struct V1 (virtual base)
// CHECK-X64-NEXT: 96 | (V1 vftable pointer)
// CHECK-X64-NEXT: 128 | struct A16 (base) (empty)
// CHECK-X64-NEXT: | [sizeof=128, align=32
// CHECK-X64-NEXT: | nvsize=48, nvalign=32]
struct G : virtual V2, virtual V3 {
int a;
G() : a(0xf0000001) {}
};
// CHECK: *** Dumping AST Record Layout
// CHECK: *** Dumping AST Record Layout
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct G
// CHECK-NEXT: 0 | (G vbtable pointer)
// CHECK-NEXT: 4 | int a
// CHECK-NEXT: 8 | struct V2 (virtual base)
// CHECK-NEXT: 8 | long long a
// CHECK-NEXT: 16 | int a1
// CHECK-NEXT: 24 | struct V3 (virtual base)
// CHECK-NEXT: 24 | int a
// CHECK-NEXT: | [sizeof=28, align=8
// CHECK-NEXT: | nvsize=8, nvalign=8]
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64-NEXT: 0 | struct G
// CHECK-X64-NEXT: 0 | (G vbtable pointer)
// CHECK-X64-NEXT: 8 | int a
// CHECK-X64-NEXT: 16 | struct V2 (virtual base)
// CHECK-X64-NEXT: 16 | long long a
// CHECK-X64-NEXT: 24 | int a1
// CHECK-X64-NEXT: 32 | struct V3 (virtual base)
// CHECK-X64-NEXT: 32 | int a
// CHECK-X64-NEXT: | [sizeof=40, align=8
// CHECK-X64-NEXT: | nvsize=16, nvalign=8]
struct H {
__declspec(align(16)) int a;
int b;
H() : a(0xf0000010), b(0xf0000010) {}
};
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct H
// CHECK-NEXT: 0 | int a
// CHECK-NEXT: 4 | int b
// CHECK-NEXT: | [sizeof=16, align=16
// CHECK-NEXT: | nvsize=16, nvalign=16]
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64-NEXT: 0 | struct H
// CHECK-X64-NEXT: 0 | int a
// CHECK-X64-NEXT: 4 | int b
// CHECK-X64-NEXT: | [sizeof=16, align=16
// CHECK-X64-NEXT: | nvsize=16, nvalign=16]
struct I {
B2 a;
int b;
I() : b(0xf0000010) {}
};
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct I
// CHECK-NEXT: 0 | struct B2 a
// CHECK-NEXT: 0 | int a
// CHECK: 16 | int b
// CHECK-NEXT: | [sizeof=32, align=16
// CHECK-NEXT: | nvsize=32, nvalign=16]
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64-NEXT: 0 | struct I
// CHECK-X64-NEXT: 0 | struct B2 a
// CHECK-X64-NEXT: 0 | int a
// CHECK-X64: 16 | int b
// CHECK-X64-NEXT: | [sizeof=32, align=16
// CHECK-X64-NEXT: | nvsize=32, nvalign=16]
struct AX : B0X, virtual B2X, virtual B6X, virtual B3X {
int a;
AX() : a(0xf000000A) {}
virtual void f() {}
virtual void g() {}
};
// CHECK: *** Dumping AST Record Layout
// CHECK: *** Dumping AST Record Layout
// CHECK: *** Dumping AST Record Layout
// CHECK: *** Dumping AST Record Layout
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct AX
// CHECK-NEXT: 0 | (AX vftable pointer)
// CHECK-NEXT: 16 | struct B0X (base)
// CHECK-NEXT: 16 | int a
// CHECK-NEXT: 20 | int a1
// CHECK-NEXT: 24 | (AX vbtable pointer)
// CHECK-NEXT: 40 | int a
// CHECK-NEXT: 48 | struct B2X (virtual base)
// CHECK-NEXT: 48 | int a
// CHECK-NEXT: 52 | struct B6X (virtual base)
// CHECK-NEXT: 52 | int a
// CHECK-NEXT: 76 | (vtordisp for vbase B3X)
// CHECK-NEXT: 80 | struct B3X (virtual base)
// CHECK-NEXT: 80 | (B3X vftable pointer)
// CHECK-NEXT: 84 | int a
// CHECK-NEXT: | [sizeof=96, align=16
// CHECK-NEXT: | nvsize=48, nvalign=16]
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64-NEXT: 0 | struct AX
// CHECK-X64-NEXT: 0 | (AX vftable pointer)
// CHECK-X64-NEXT: 16 | struct B0X (base)
// CHECK-X64-NEXT: 16 | int a
// CHECK-X64-NEXT: 20 | int a1
// CHECK-X64-NEXT: 24 | (AX vbtable pointer)
// CHECK-X64-NEXT: 40 | int a
// CHECK-X64-NEXT: 48 | struct B2X (virtual base)
// CHECK-X64-NEXT: 48 | int a
// CHECK-X64-NEXT: 52 | struct B6X (virtual base)
// CHECK-X64-NEXT: 52 | int a
// CHECK-X64-NEXT: 76 | (vtordisp for vbase B3X)
// CHECK-X64-NEXT: 80 | struct B3X (virtual base)
// CHECK-X64-NEXT: 80 | (B3X vftable pointer)
// CHECK-X64-NEXT: 88 | int a
// CHECK-X64-NEXT: | [sizeof=96, align=16
// CHECK-X64-NEXT: | nvsize=48, nvalign=16]
struct BX : B4X, virtual B2X, virtual B6X, virtual B3X {
int a;
BX() : a(0xf000000B) {}
virtual void f() {}
virtual void g() {}
};
// CHECK: *** Dumping AST Record Layout
// CHECK: *** Dumping AST Record Layout
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct BX
// CHECK-NEXT: 0 | (BX vftable pointer)
// CHECK-NEXT: 16 | struct B4X (base)
// CHECK-NEXT: 16 | struct A16X (base) (empty)
// CHECK-NEXT: 16 | int a
// CHECK-NEXT: 20 | int a1
// CHECK-NEXT: 32 | (BX vbtable pointer)
// CHECK-NEXT: 48 | int a
// CHECK-NEXT: 64 | struct B2X (virtual base)
// CHECK-NEXT: 64 | int a
// CHECK-NEXT: 68 | struct B6X (virtual base)
// CHECK-NEXT: 68 | int a
// CHECK-NEXT: 92 | (vtordisp for vbase B3X)
// CHECK-NEXT: 96 | struct B3X (virtual base)
// CHECK-NEXT: 96 | (B3X vftable pointer)
// CHECK-NEXT: 100 | int a
// CHECK-NEXT: | [sizeof=112, align=16
// CHECK-NEXT: | nvsize=64, nvalign=16]
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64-NEXT: 0 | struct BX
// CHECK-X64-NEXT: 0 | (BX vftable pointer)
// CHECK-X64-NEXT: 16 | struct B4X (base)
// CHECK-X64-NEXT: 16 | struct A16X (base) (empty)
// CHECK-X64-NEXT: 16 | int a
// CHECK-X64-NEXT: 20 | int a1
// CHECK-X64-NEXT: 32 | (BX vbtable pointer)
// CHECK-X64-NEXT: 48 | int a
// CHECK-X64-NEXT: 64 | struct B2X (virtual base)
// CHECK-X64-NEXT: 64 | int a
// CHECK-X64-NEXT: 68 | struct B6X (virtual base)
// CHECK-X64-NEXT: 68 | int a
// CHECK-X64-NEXT: 92 | (vtordisp for vbase B3X)
// CHECK-X64-NEXT: 96 | struct B3X (virtual base)
// CHECK-X64-NEXT: 96 | (B3X vftable pointer)
// CHECK-X64-NEXT: 104 | int a
// CHECK-X64-NEXT: | [sizeof=112, align=16
// CHECK-X64-NEXT: | nvsize=64, nvalign=16]
struct CX : B5X, virtual B2X, virtual B6X, virtual B3X {
int a;
CX() : a(0xf000000C) {}
virtual void f() {}
virtual void g() {}
};
// CHECK: *** Dumping AST Record Layout
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct CX
// CHECK-NEXT: 0 | (CX vftable pointer)
// CHECK-NEXT: 16 | struct B5X (base)
// CHECK-NEXT: 16 | (B5X vbtable pointer)
// CHECK-NEXT: 20 | int a
// CHECK-NEXT: 24 | int a1
// CHECK-NEXT: 28 | int a
// CHECK-NEXT: 32 | struct A16X (virtual base) (empty)
// CHECK-NEXT: 32 | struct B2X (virtual base)
// CHECK-NEXT: 32 | int a
// CHECK-NEXT: 36 | struct B6X (virtual base)
// CHECK-NEXT: 36 | int a
// CHECK-NEXT: 60 | (vtordisp for vbase B3X)
// CHECK-NEXT: 64 | struct B3X (virtual base)
// CHECK-NEXT: 64 | (B3X vftable pointer)
// CHECK-NEXT: 68 | int a
// CHECK-NEXT: | [sizeof=80, align=16
// CHECK-NEXT: | nvsize=32, nvalign=16]
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64-NEXT: 0 | struct CX
// CHECK-X64-NEXT: 0 | (CX vftable pointer)
// CHECK-X64-NEXT: 16 | struct B5X (base)
// CHECK-X64-NEXT: 16 | (B5X vbtable pointer)
// CHECK-X64-NEXT: 24 | int a
// CHECK-X64-NEXT: 28 | int a1
// CHECK-X64-NEXT: 32 | int a
// CHECK-X64-NEXT: 48 | struct A16X (virtual base) (empty)
// CHECK-X64-NEXT: 48 | struct B2X (virtual base)
// CHECK-X64-NEXT: 48 | int a
// CHECK-X64-NEXT: 52 | struct B6X (virtual base)
// CHECK-X64-NEXT: 52 | int a
// CHECK-X64-NEXT: 76 | (vtordisp for vbase B3X)
// CHECK-X64-NEXT: 80 | struct B3X (virtual base)
// CHECK-X64-NEXT: 80 | (B3X vftable pointer)
// CHECK-X64-NEXT: 88 | int a
// CHECK-X64-NEXT: | [sizeof=96, align=16
// CHECK-X64-NEXT: | nvsize=48, nvalign=16]
struct __declspec(align(16)) DX {
int a;
DX() : a(0xf000000D) {}
virtual void f() {}
};
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct DX
// CHECK-NEXT: 0 | (DX vftable pointer)
// CHECK-NEXT: 4 | int a
// CHECK-NEXT: | [sizeof=16, align=16
// CHECK-NEXT: | nvsize=8, nvalign=16]
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64-NEXT: 0 | struct DX
// CHECK-X64-NEXT: 0 | (DX vftable pointer)
// CHECK-X64-NEXT: 8 | int a
// CHECK-X64-NEXT: | [sizeof=16, align=16
// CHECK-X64-NEXT: | nvsize=16, nvalign=16]
int a[
sizeof(A)+
sizeof(B)+
sizeof(C)+
sizeof(D)+
sizeof(E)+
sizeof(F)+
sizeof(G)+
sizeof(H)+
sizeof(I)+
sizeof(AX)+
sizeof(BX)+
sizeof(CX)+
sizeof(DX)];