llvm-project

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// RUN: %clang_cc1 -fno-rtti -triple i686-pc-win32 -fdump-record-layouts -fsyntax-only %s 2>&1 \
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// RUN:            | FileCheck %s
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// RUN: %clang_cc1 -fno-rtti -triple x86_64-pc-win32 -fdump-record-layouts -fsyntax-only %s 2>/dev/null \
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// RUN:            | FileCheck %s -check-prefix CHECK-X64
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struct B0 { int a; };
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struct B1 { int a; };
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struct A : virtual B0 { char a : 1; };
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// CHECK: *** Dumping AST Record Layout
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// CHECK: *** Dumping AST Record Layout
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// CHECK-NEXT:    0 | struct A
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// CHECK-NEXT:    0 |   (A vbtable pointer)
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// CHECK-NEXT:    4:0-0 |   char a
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// CHECK-NEXT:    8 |   struct B0 (virtual base)
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// CHECK-NEXT:    8 |     int a
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// CHECK-NEXT:      | [sizeof=12, align=4
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// CHECK-NEXT:      |  nvsize=8, nvalign=4]
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// CHECK-X64: *** Dumping AST Record Layout
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// CHECK-X64: *** Dumping AST Record Layout
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// CHECK-X64-NEXT:    0 | struct A
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// CHECK-X64-NEXT:    0 |   (A vbtable pointer)
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// CHECK-X64-NEXT:    8:0-0 |   char a
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// CHECK-X64-NEXT:   16 |   struct B0 (virtual base)
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// CHECK-X64-NEXT:   16 |     int a
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// CHECK-X64-NEXT:      | [sizeof=24, align=8
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// CHECK-X64-NEXT:      |  nvsize=16, nvalign=8]
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struct B : virtual B0 { short a : 1; };
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// CHECK: *** Dumping AST Record Layout
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// CHECK-NEXT:    0 | struct B
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// CHECK-NEXT:    0 |   (B vbtable pointer)
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// CHECK-NEXT:    4:0-0 |   short a
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// CHECK-NEXT:    8 |   struct B0 (virtual base)
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// CHECK-NEXT:    8 |     int a
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// CHECK-NEXT:      | [sizeof=12, align=4
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// CHECK-NEXT:      |  nvsize=8, nvalign=4]
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// CHECK-X64: *** Dumping AST Record Layout
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// CHECK-X64-NEXT:    0 | struct B
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// CHECK-X64-NEXT:    0 |   (B vbtable pointer)
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// CHECK-X64-NEXT:    8:0-0 |   short a
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// CHECK-X64-NEXT:   16 |   struct B0 (virtual base)
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// CHECK-X64-NEXT:   16 |     int a
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// CHECK-X64-NEXT:      | [sizeof=24, align=8
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// CHECK-X64-NEXT:      |  nvsize=16, nvalign=8]
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struct C : virtual B0 { char a : 1; char : 0; };
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// CHECK: *** Dumping AST Record Layout
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// CHECK-NEXT:    0 | struct C
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// CHECK-NEXT:    0 |   (C vbtable pointer)
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// CHECK-NEXT:    4:0-0 |   char a
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// CHECK-NEXT:    5:- |   char
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// CHECK-NEXT:    8 |   struct B0 (virtual base)
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// CHECK-NEXT:    8 |     int a
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// CHECK-NEXT:      | [sizeof=12, align=4
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// CHECK-NEXT:      |  nvsize=8, nvalign=4]
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// CHECK-X64: *** Dumping AST Record Layout
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// CHECK-X64-NEXT:    0 | struct C
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// CHECK-X64-NEXT:    0 |   (C vbtable pointer)
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// CHECK-X64-NEXT:    8:0-0 |   char a
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// CHECK-X64-NEXT:    9:- |   char
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// CHECK-X64-NEXT:   16 |   struct B0 (virtual base)
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// CHECK-X64-NEXT:   16 |     int a
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// CHECK-X64-NEXT:      | [sizeof=24, align=8
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// CHECK-X64-NEXT:      |  nvsize=16, nvalign=8]
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struct D : virtual B0 { char a : 1; char b; };
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// CHECK: *** Dumping AST Record Layout
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// CHECK-NEXT:    0 | struct D
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// CHECK-NEXT:    0 |   (D vbtable pointer)
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// CHECK-NEXT:    4:0-0 |   char a
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// CHECK-NEXT:    5 |   char b
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// CHECK-NEXT:    8 |   struct B0 (virtual base)
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// CHECK-NEXT:    8 |     int a
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// CHECK-NEXT:      | [sizeof=12, align=4
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// CHECK-NEXT:      |  nvsize=8, nvalign=4]
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// CHECK-X64: *** Dumping AST Record Layout
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// CHECK-X64-NEXT:    0 | struct D
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// CHECK-X64-NEXT:    0 |   (D vbtable pointer)
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// CHECK-X64-NEXT:    8:0-0 |   char a
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// CHECK-X64-NEXT:    9 |   char b
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// CHECK-X64-NEXT:   16 |   struct B0 (virtual base)
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// CHECK-X64-NEXT:   16 |     int a
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// CHECK-X64-NEXT:      | [sizeof=24, align=8
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// CHECK-X64-NEXT:      |  nvsize=16, nvalign=8]
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struct E : virtual B0, virtual B1 { long long : 1; };
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// CHECK: *** Dumping AST Record Layout
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// CHECK: *** Dumping AST Record Layout
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// CHECK-NEXT:    0 | struct E
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// CHECK-NEXT:    0 |   (E vbtable pointer)
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// CHECK-NEXT:    8:0-0 |   long long
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// CHECK-NEXT:   16 |   struct B0 (virtual base)
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// CHECK-NEXT:   16 |     int a
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// CHECK-NEXT:   20 |   struct B1 (virtual base)
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// CHECK-NEXT:   20 |     int a
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// CHECK-NEXT:      | [sizeof=24, align=8
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// CHECK-NEXT:      |  nvsize=16, nvalign=8]
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// CHECK-X64: *** Dumping AST Record Layout
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// CHECK-X64: *** Dumping AST Record Layout
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// CHECK-X64-NEXT:    0 | struct E
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// CHECK-X64-NEXT:    0 |   (E vbtable pointer)
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// CHECK-X64-NEXT:    8:0-0 |   long long
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// CHECK-X64-NEXT:   16 |   struct B0 (virtual base)
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// CHECK-X64-NEXT:   16 |     int a
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// CHECK-X64-NEXT:   20 |   struct B1 (virtual base)
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// CHECK-X64-NEXT:   20 |     int a
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// CHECK-X64-NEXT:      | [sizeof=24, align=8
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// CHECK-X64-NEXT:      |  nvsize=16, nvalign=8]
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int a[
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sizeof(A)+
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sizeof(B)+
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sizeof(C)+
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sizeof(D)+
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sizeof(E)];
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