170 lines
5.6 KiB
C++
170 lines
5.6 KiB
C++
// RUN: %clang_cc1 -fno-rtti -emit-llvm-only -triple i686-pc-win32 -fdump-record-layouts -fsyntax-only -cxx-abi microsoft %s 2>&1 \
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// RUN: | FileCheck %s
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// 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 \
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// RUN: | FileCheck %s -check-prefix CHECK-X64
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extern "C" int printf(const char *fmt, ...);
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struct B0 {
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int a;
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B0() : a(0xf00000B0) {}
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virtual void f() { printf("B0"); }
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};
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struct __declspec(align(16)) B1 {
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int a;
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B1() : a(0xf00000B1) {}
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virtual void f() { printf("B1"); }
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};
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struct __declspec(align(16)) Align16 {};
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struct __declspec(align(32)) Align32 {};
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struct VAlign16 : virtual Align16 {};
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struct VAlign32 : virtual Align32 {};
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struct A : virtual B0, virtual B1 {
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int a;
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A() : a(0xf000000A) {}
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virtual void f() { printf("A"); }
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virtual void g() { printf("A"); }
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};
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// CHECK: *** Dumping AST Record Layout
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// CHECK: 0 | struct A
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// CHECK: 0 | (A vftable pointer)
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// CHECK: 4 | (A vbtable pointer)
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// CHECK: 8 | int a
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// CHECK: 16 | (vtordisp for vbase B0)
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// CHECK: 20 | struct B0 (virtual base)
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// CHECK: 20 | (B0 vftable pointer)
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// CHECK: 24 | int a
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// CHECK: 44 | (vtordisp for vbase B1)
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// CHECK: 48 | struct B1 (virtual base)
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// CHECK: 48 | (B1 vftable pointer)
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// CHECK: 52 | int a
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// CHECK: | [sizeof=64, align=16
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// CHECK: | nvsize=12, nvalign=4]
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// CHECK-X64: *** Dumping AST Record Layout
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// CHECK-X64: 0 | struct A
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// CHECK-X64: 0 | (A vftable pointer)
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// CHECK-X64: 8 | (A vbtable pointer)
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// CHECK-X64: 16 | int a
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// CHECK-X64: 36 | (vtordisp for vbase B0)
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// CHECK-X64: 40 | struct B0 (virtual base)
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// CHECK-X64: 40 | (B0 vftable pointer)
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// CHECK-X64: 48 | int a
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// CHECK-X64: 76 | (vtordisp for vbase B1)
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// CHECK-X64: 80 | struct B1 (virtual base)
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// CHECK-X64: 80 | (B1 vftable pointer)
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// CHECK-X64: 88 | int a
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// CHECK-X64: | [sizeof=96, align=16
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// CHECK-X64: | nvsize=24, nvalign=8]
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struct C : virtual B0, virtual B1, VAlign32 {
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int a;
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C() : a(0xf000000C) {}
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virtual void f() { printf("C"); }
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virtual void g() { printf("C"); }
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};
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// CHECK: *** Dumping AST Record Layout
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// CHECK: 0 | struct C
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// CHECK: 0 | (C vftable pointer)
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// CHECK: 32 | struct VAlign32 (base)
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// CHECK: 32 | (VAlign32 vbtable pointer)
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// CHECK: 36 | int a
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// CHECK: 64 | (vtordisp for vbase B0)
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// CHECK: 68 | struct B0 (virtual base)
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// CHECK: 68 | (B0 vftable pointer)
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// CHECK: 72 | int a
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// CHECK: 108 | (vtordisp for vbase B1)
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// CHECK: 112 | struct B1 (virtual base)
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// CHECK: 112 | (B1 vftable pointer)
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// CHECK: 116 | int a
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// CHECK: 128 | struct Align32 (virtual base) (empty)
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// CHECK: | [sizeof=128, align=32
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// CHECK: | nvsize=64, nvalign=32]
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// CHECK-X64: *** Dumping AST Record Layout
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// CHECK-X64: 0 | struct C
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// CHECK-X64: 0 | (C vftable pointer)
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// CHECK-X64: 32 | struct VAlign32 (base)
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// CHECK-X64: 32 | (VAlign32 vbtable pointer)
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// CHECK-X64: 40 | int a
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// CHECK-X64: 68 | (vtordisp for vbase B0)
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// CHECK-X64: 72 | struct B0 (virtual base)
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// CHECK-X64: 72 | (B0 vftable pointer)
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// CHECK-X64: 80 | int a
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// CHECK-X64: 108 | (vtordisp for vbase B1)
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// CHECK-X64: 112 | struct B1 (virtual base)
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// CHECK-X64: 112 | (B1 vftable pointer)
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// CHECK-X64: 120 | int a
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// CHECK-X64: 128 | struct Align32 (virtual base) (empty)
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// CHECK-X64: | [sizeof=128, align=32
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// CHECK-X64: | nvsize=64, nvalign=32]
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struct __declspec(align(32)) D : virtual B0, virtual B1 {
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int a;
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D() : a(0xf000000D) {}
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virtual void f() { printf("D"); }
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virtual void g() { printf("D"); }
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};
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// CHECK: *** Dumping AST Record Layout
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// CHECK: 0 | struct D
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// CHECK: 0 | (D vftable pointer)
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// CHECK: 4 | (D vbtable pointer)
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// CHECK: 8 | int a
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// CHECK: 32 | (vtordisp for vbase B0)
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// CHECK: 36 | struct B0 (virtual base)
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// CHECK: 36 | (B0 vftable pointer)
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// CHECK: 40 | int a
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// CHECK: 76 | (vtordisp for vbase B1)
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// CHECK: 80 | struct B1 (virtual base)
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// CHECK: 80 | (B1 vftable pointer)
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// CHECK: 84 | int a
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// CHECK: | [sizeof=96, align=32
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// CHECK: | nvsize=12, nvalign=4]
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// CHECK-X64: *** Dumping AST Record Layout
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// CHECK-X64: 0 | struct D
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// CHECK-X64: 0 | (D vftable pointer)
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// CHECK-X64: 8 | (D vbtable pointer)
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// CHECK-X64: 16 | int a
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// CHECK-X64: 36 | (vtordisp for vbase B0)
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// CHECK-X64: 40 | struct B0 (virtual base)
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// CHECK-X64: 40 | (B0 vftable pointer)
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// CHECK-X64: 48 | int a
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// CHECK-X64: 76 | (vtordisp for vbase B1)
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// CHECK-X64: 80 | struct B1 (virtual base)
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// CHECK-X64: 80 | (B1 vftable pointer)
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// CHECK-X64: 88 | int a
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// CHECK-X64: | [sizeof=96, align=32
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// CHECK-X64: | nvsize=24, nvalign=8]
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struct AT {
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virtual ~AT(){}
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};
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struct CT : virtual AT {
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virtual ~CT();
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};
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CT::~CT(){}
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// CHECK: *** Dumping AST Record Layout
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// CHECK: 0 | struct CT
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// CHECK: 0 | (CT vbtable pointer)
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// CHECK: 4 | struct AT (virtual base)
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// CHECK: 4 | (AT vftable pointer)
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// CHECK: | [sizeof=8, align=4
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// CHECK: | nvsize=4, nvalign=4]
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// CHECK-X64: *** Dumping AST Record Layout
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// CHECK-X64: 0 | struct CT
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// CHECK-X64: 0 | (CT vbtable pointer)
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// CHECK-X64: 8 | struct AT (virtual base)
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// CHECK-X64: 8 | (AT vftable pointer)
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// CHECK-X64: | [sizeof=16, align=8
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// CHECK-X64: | nvsize=8, nvalign=8]
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int a[
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sizeof(A)+
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sizeof(C)+
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sizeof(D)+
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sizeof(CT)];
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