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Diffstat (limited to 'test/Layout/ms-x86-aligned-tail-padding.cpp')
-rw-r--r--test/Layout/ms-x86-aligned-tail-padding.cpp502
1 files changed, 502 insertions, 0 deletions
diff --git a/test/Layout/ms-x86-aligned-tail-padding.cpp b/test/Layout/ms-x86-aligned-tail-padding.cpp
new file mode 100644
index 0000000000000..b9020f386c03a
--- /dev/null
+++ b/test/Layout/ms-x86-aligned-tail-padding.cpp
@@ -0,0 +1,502 @@
+// RUN: %clang_cc1 -fno-rtti -emit-llvm-only -triple i686-pc-win32 -fdump-record-layouts -fsyntax-only -cxx-abi microsoft %s 2>/dev/null \
+// RUN: | FileCheck %s
+// 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 \
+// 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: 0 | struct A
+// CHECK: 0 | struct B1 (base)
+// CHECK: 0 | int a
+// CHECK: 4 | struct B0 (base)
+// CHECK: 4 | int a
+// CHECK: 16 | struct B2 (base)
+// CHECK: 16 | int a
+// CHECK: 32 | (A vbtable pointer)
+// CHECK: 48 | int a
+// CHECK: 64 | struct V (virtual base)
+// CHECK: 64 | char a
+// CHECK: | [sizeof=80, align=16
+// CHECK: | nvsize=64, nvalign=16]
+// CHECK-X64: *** Dumping AST Record Layout
+// CHECK-X64: 0 | struct A
+// CHECK-X64: 0 | struct B1 (base)
+// CHECK-X64: 0 | int a
+// CHECK-X64: 4 | struct B0 (base)
+// CHECK-X64: 4 | int a
+// CHECK-X64: 16 | struct B2 (base)
+// CHECK-X64: 16 | int a
+// CHECK-X64: 32 | (A vbtable pointer)
+// CHECK-X64: 40 | int a
+// CHECK-X64: 48 | struct V (virtual base)
+// CHECK-X64: 48 | char a
+// CHECK-X64: | [sizeof=64, align=16
+// CHECK-X64: | nvsize=48, nvalign=16]
+
+struct B : B2, B0, B1, virtual V {
+ int a;
+ B() : a(0xf000000B) {}
+};
+
+// CHECK: *** Dumping AST Record Layout
+// CHECK: 0 | struct B
+// CHECK: 0 | struct B2 (base)
+// CHECK: 0 | int a
+// CHECK: 16 | struct B0 (base)
+// CHECK: 16 | int a
+// CHECK: 32 | struct B1 (base)
+// CHECK: 32 | int a
+// CHECK: 36 | (B vbtable pointer)
+// CHECK: 52 | int a
+// CHECK: 64 | struct V (virtual base)
+// CHECK: 64 | char a
+// CHECK: | [sizeof=80, align=16
+// CHECK: | nvsize=64, nvalign=16]
+// CHECK-X64: *** Dumping AST Record Layout
+// CHECK-X64: 0 | struct B
+// CHECK-X64: 0 | struct B2 (base)
+// CHECK-X64: 0 | int a
+// CHECK-X64: 16 | struct B0 (base)
+// CHECK-X64: 16 | int a
+// CHECK-X64: 32 | struct B1 (base)
+// CHECK-X64: 32 | int a
+// CHECK-X64: 40 | (B vbtable pointer)
+// CHECK-X64: 48 | int a
+// CHECK-X64: 64 | struct V (virtual base)
+// CHECK-X64: 64 | char a
+// CHECK-X64: | [sizeof=80, align=16
+// CHECK-X64: | 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: 0 | struct C
+// CHECK: 0 | struct B1 (base)
+// CHECK: 0 | int a
+// CHECK: 4 | struct B0 (base)
+// CHECK: 4 | int a
+// CHECK: 8 | (C vbtable pointer)
+// CHECK: 24 | int a
+// CHECK: 32 | long long a1
+// CHECK: 48 | struct V (virtual base)
+// CHECK: 48 | char a
+// CHECK: | [sizeof=64, align=16
+// CHECK: | nvsize=48, nvalign=16]
+// CHECK-X64: *** Dumping AST Record Layout
+// CHECK-X64: 0 | struct C
+// CHECK-X64: 0 | struct B1 (base)
+// CHECK-X64: 0 | int a
+// CHECK-X64: 4 | struct B0 (base)
+// CHECK-X64: 4 | int a
+// CHECK-X64: 8 | (C vbtable pointer)
+// CHECK-X64: 16 | int a
+// CHECK-X64: 24 | long long a1
+// CHECK-X64: 32 | struct V (virtual base)
+// CHECK-X64: 32 | char a
+// CHECK-X64: | [sizeof=48, align=16
+// CHECK-X64: | nvsize=32, nvalign=16]
+
+struct D : B2, B0, virtual V {
+ int a;
+ D() : a(0xf000000D) {}
+};
+
+// CHECK: *** Dumping AST Record Layout
+// CHECK: 0 | struct D
+// CHECK: 0 | struct B2 (base)
+// CHECK: 0 | int a
+// CHECK: 16 | struct B0 (base)
+// CHECK: 16 | int a
+// CHECK: 20 | (D vbtable pointer)
+// CHECK: 36 | int a
+// CHECK: 48 | struct V (virtual base)
+// CHECK: 48 | char a
+// CHECK: | [sizeof=64, align=16
+// CHECK: | nvsize=48, nvalign=16]
+// CHECK-X64: *** Dumping AST Record Layout
+// CHECK-X64: 0 | struct D
+// CHECK-X64: 0 | struct B2 (base)
+// CHECK-X64: 0 | int a
+// CHECK-X64: 16 | struct B0 (base)
+// CHECK-X64: 16 | int a
+// CHECK-X64: 24 | (D vbtable pointer)
+// CHECK-X64: 32 | int a
+// CHECK-X64: 48 | struct V (virtual base)
+// CHECK-X64: 48 | char a
+// CHECK-X64: | [sizeof=64, align=16
+// CHECK-X64: | nvsize=48, nvalign=16]
+
+struct E : B3, B0, virtual V {
+ int a;
+ E() : a(0xf000000E) {}
+};
+
+// CHECK: *** Dumping AST Record Layout
+// CHECK: 0 | struct E
+// CHECK: 0 | struct B3 (base)
+// CHECK: 0 | long long a1
+// CHECK: 8 | int a
+// CHECK: 16 | struct B0 (base)
+// CHECK: 16 | int a
+// CHECK: 20 | (E vbtable pointer)
+// CHECK: 36 | int a
+// CHECK: 48 | struct V (virtual base)
+// CHECK: 48 | char a
+// CHECK: | [sizeof=64, align=16
+// CHECK: | nvsize=48, nvalign=16]
+// CHECK-X64: *** Dumping AST Record Layout
+// CHECK-X64: 0 | struct E
+// CHECK-X64: 0 | struct B3 (base)
+// CHECK-X64: 0 | long long a1
+// CHECK-X64: 8 | int a
+// CHECK-X64: 16 | struct B0 (base)
+// CHECK-X64: 16 | int a
+// CHECK-X64: 24 | (E vbtable pointer)
+// CHECK-X64: 32 | int a
+// CHECK-X64: 48 | struct V (virtual base)
+// CHECK-X64: 48 | char a
+// CHECK-X64: | [sizeof=64, align=16
+// CHECK-X64: | 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: 0 | struct F
+// CHECK: 0 | struct B0 (base)
+// CHECK: 0 | int a
+// CHECK: 4 | (F vbtable pointer)
+// CHECK: 32 | int a
+// CHECK: 92 | (vtordisp for vbase V1)
+// CHECK: 96 | struct V1 (virtual base)
+// CHECK: 96 | (V1 vftable pointer)
+// CHECK: 128 | struct A16 (base) (empty)
+// CHECK: | [sizeof=128, align=32
+// CHECK: | nvsize=48, nvalign=16]
+// CHECK-X64: *** Dumping AST Record Layout
+// CHECK-X64: 0 | struct F
+// CHECK-X64: 0 | struct B0 (base)
+// CHECK-X64: 0 | int a
+// CHECK-X64: 8 | (F vbtable pointer)
+// CHECK-X64: 16 | int a
+// CHECK-X64: 60 | (vtordisp for vbase V1)
+// CHECK-X64: 64 | struct V1 (virtual base)
+// CHECK-X64: 64 | (V1 vftable pointer)
+// CHECK-X64: 96 | struct A16 (base) (empty)
+// CHECK-X64: | [sizeof=96, align=32
+// CHECK-X64: | nvsize=32, nvalign=16]
+
+struct G : virtual V2, virtual V3 {
+ int a;
+ G() : a(0xf0000001) {}
+};
+
+// CHECK: *** Dumping AST Record Layout
+// CHECK: 0 | struct G
+// CHECK: 0 | (G vbtable pointer)
+// CHECK: 4 | int a
+// CHECK: 8 | struct V2 (virtual base)
+// CHECK: 8 | long long a
+// CHECK: 16 | int a1
+// CHECK: 24 | struct V3 (virtual base)
+// CHECK: 24 | int a
+// CHECK: | [sizeof=28, align=8
+// CHECK: | nvsize=8, nvalign=4]
+// CHECK-X64: *** Dumping AST Record Layout
+// CHECK-X64: 0 | struct G
+// CHECK-X64: 0 | (G vbtable pointer)
+// CHECK-X64: 8 | int a
+// CHECK-X64: 16 | struct V2 (virtual base)
+// CHECK-X64: 16 | long long a
+// CHECK-X64: 24 | int a1
+// CHECK-X64: 32 | struct V3 (virtual base)
+// CHECK-X64: 32 | int a
+// CHECK-X64: | [sizeof=40, align=8
+// CHECK-X64: | nvsize=16, nvalign=8]
+
+struct H {
+ __declspec(align(16)) int a;
+ int b;
+ H() : a(0xf0000010), b(0xf0000010) {}
+};
+
+// CHECK: *** Dumping AST Record Layout
+// CHECK: 0 | struct H
+// CHECK: 0 | int a
+// CHECK: 4 | int b
+// CHECK: | [sizeof=16, align=16
+// CHECK: | nvsize=16, nvalign=16]
+// CHECK-X64: *** Dumping AST Record Layout
+// CHECK-X64: 0 | struct H
+// CHECK-X64: 0 | int a
+// CHECK-X64: 4 | int b
+// CHECK-X64: | [sizeof=16, align=16
+// CHECK-X64: | nvsize=16, nvalign=16]
+
+struct I {
+ B2 a;
+ int b;
+ I() : b(0xf0000010) {}
+};
+
+// CHECK: *** Dumping AST Record Layout
+// CHECK: 0 | struct I
+// CHECK: 0 | struct B2 a
+// CHECK: 0 | int a
+// CHECK: 16 | int b
+// CHECK: | [sizeof=32, align=16
+// CHECK: | nvsize=32, nvalign=16]
+// CHECK-X64: *** Dumping AST Record Layout
+// CHECK-X64: 0 | struct I
+// CHECK-X64: 0 | struct B2 a
+// CHECK-X64: 0 | int a
+// CHECK-X64: 16 | int b
+// CHECK-X64: | [sizeof=32, align=16
+// CHECK-X64: | 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: 0 | struct AX
+// CHECK: 0 | (AX vftable pointer)
+// CHECK: 16 | struct B0X (base)
+// CHECK: 16 | int a
+// CHECK: 20 | int a1
+// CHECK: 24 | (AX vbtable pointer)
+// CHECK: 40 | int a
+// CHECK: 48 | struct B2X (virtual base)
+// CHECK: 48 | int a
+// CHECK: 52 | struct B6X (virtual base)
+// CHECK: 52 | int a
+// CHECK: 76 | (vtordisp for vbase B3X)
+// CHECK: 80 | struct B3X (virtual base)
+// CHECK: 80 | (B3X vftable pointer)
+// CHECK: 84 | int a
+// CHECK: | [sizeof=96, align=16
+// CHECK: | nvsize=48, nvalign=16]
+// CHECK-X64: *** Dumping AST Record Layout
+// CHECK-X64: 0 | struct AX
+// CHECK-X64: 0 | (AX vftable pointer)
+// CHECK-X64: 16 | struct B0X (base)
+// CHECK-X64: 16 | int a
+// CHECK-X64: 20 | int a1
+// CHECK-X64: 24 | (AX vbtable pointer)
+// CHECK-X64: 32 | int a
+// CHECK-X64: 48 | struct B2X (virtual base)
+// CHECK-X64: 48 | int a
+// CHECK-X64: 52 | struct B6X (virtual base)
+// CHECK-X64: 52 | int a
+// CHECK-X64: 76 | (vtordisp for vbase B3X)
+// CHECK-X64: 80 | struct B3X (virtual base)
+// CHECK-X64: 80 | (B3X vftable pointer)
+// CHECK-X64: 88 | int a
+// CHECK-X64: | [sizeof=96, align=16
+// CHECK-X64: | 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: 0 | struct BX
+// CHECK: 0 | (BX vftable pointer)
+// CHECK: 16 | struct B4X (base)
+// CHECK: 16 | struct A16X (base) (empty)
+// CHECK: 16 | int a
+// CHECK: 20 | int a1
+// CHECK: 32 | (BX vbtable pointer)
+// CHECK: 48 | int a
+// CHECK: 64 | struct B2X (virtual base)
+// CHECK: 64 | int a
+// CHECK: 68 | struct B6X (virtual base)
+// CHECK: 68 | int a
+// CHECK: 92 | (vtordisp for vbase B3X)
+// CHECK: 96 | struct B3X (virtual base)
+// CHECK: 96 | (B3X vftable pointer)
+// CHECK: 100 | int a
+// CHECK: | [sizeof=112, align=16
+// CHECK: | nvsize=64, nvalign=16]
+// CHECK-X64: *** Dumping AST Record Layout
+// CHECK-X64: 0 | struct BX
+// CHECK-X64: 0 | (BX vftable pointer)
+// CHECK-X64: 16 | struct B4X (base)
+// CHECK-X64: 16 | struct A16X (base) (empty)
+// CHECK-X64: 16 | int a
+// CHECK-X64: 20 | int a1
+// CHECK-X64: 32 | (BX vbtable pointer)
+// CHECK-X64: 40 | int a
+// CHECK-X64: 48 | struct B2X (virtual base)
+// CHECK-X64: 48 | int a
+// CHECK-X64: 52 | struct B6X (virtual base)
+// CHECK-X64: 52 | int a
+// CHECK-X64: 76 | (vtordisp for vbase B3X)
+// CHECK-X64: 80 | struct B3X (virtual base)
+// CHECK-X64: 80 | (B3X vftable pointer)
+// CHECK-X64: 88 | int a
+// CHECK-X64: | [sizeof=96, align=16
+// CHECK-X64: | nvsize=48, 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: 0 | struct CX
+// CHECK: 0 | (CX vftable pointer)
+// CHECK: 16 | struct B5X (base)
+// CHECK: 16 | (B5X vbtable pointer)
+// CHECK: 20 | int a
+// CHECK: 24 | int a1
+// CHECK: 28 | int a
+// CHECK: 32 | struct A16X (virtual base) (empty)
+// CHECK: 32 | struct B2X (virtual base)
+// CHECK: 32 | int a
+// CHECK: 36 | struct B6X (virtual base)
+// CHECK: 36 | int a
+// CHECK: 60 | (vtordisp for vbase B3X)
+// CHECK: 64 | struct B3X (virtual base)
+// CHECK: 64 | (B3X vftable pointer)
+// CHECK: 68 | int a
+// CHECK: | [sizeof=80, align=16
+// CHECK: | nvsize=32, nvalign=16]
+// CHECK-X64: *** Dumping AST Record Layout
+// CHECK-X64: 0 | struct CX
+// CHECK-X64: 0 | (CX vftable pointer)
+// CHECK-X64: 16 | struct B5X (base)
+// CHECK-X64: 16 | (B5X vbtable pointer)
+// CHECK-X64: 24 | int a
+// CHECK-X64: 28 | int a1
+// CHECK-X64: 32 | int a
+// CHECK-X64: 48 | struct A16X (virtual base) (empty)
+// CHECK-X64: 48 | struct B2X (virtual base)
+// CHECK-X64: 48 | int a
+// CHECK-X64: 52 | struct B6X (virtual base)
+// CHECK-X64: 52 | int a
+// CHECK-X64: 76 | (vtordisp for vbase B3X)
+// CHECK-X64: 80 | struct B3X (virtual base)
+// CHECK-X64: 80 | (B3X vftable pointer)
+// CHECK-X64: 88 | int a
+// CHECK-X64: | [sizeof=96, align=16
+// CHECK-X64: | nvsize=48, nvalign=16]
+
+struct __declspec(align(16)) DX {
+ int a;
+ DX() : a(0xf000000D) {}
+ virtual void f() {}
+};
+
+// CHECK: *** Dumping AST Record Layout
+// CHECK: 0 | struct DX
+// CHECK: 0 | (DX vftable pointer)
+// CHECK: 4 | int a
+// CHECK: | [sizeof=16, align=16
+// CHECK: | nvsize=8, nvalign=4]
+// CHECK-X64: *** Dumping AST Record Layout
+// CHECK-X64: 0 | struct DX
+// CHECK-X64: 0 | (DX vftable pointer)
+// CHECK-X64: 8 | int a
+// CHECK-X64: | [sizeof=16, align=16
+// CHECK-X64: | nvsize=16, nvalign=8]
+
+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)];
generated by cgit v1.2.3 (git 2.25.1) at 2025-11-04 06:28:59 +0000