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teak-llvm/clang/test/Layout/ms-x86-vfvb-alignment.cpp
Warren Hunt c89450e054 [MS-ABI] Drop Special Layout in 64-bit mode. 
As of cl.exe version 18, the special layout rules for structs with 
alignment 16 or greater has been dropped.  This patch drops the behavior 
from clang.  This patch also updates the lit tests to reflect the 
change.

llvm-svn: 204674
2014-03-24 21:37:27 +00:00

389 lines
15 KiB
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// RUN: %clang_cc1 -fno-rtti -emit-llvm-only -triple i686-pc-win32 -fdump-record-layouts -fsyntax-only %s 2>&1 \
// RUN: | FileCheck %s
// RUN: %clang_cc1 -fno-rtti -emit-llvm-only -triple x86_64-pc-win32 -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 B1 { char a; B1() : a(0xB1) {} };
struct B2 : virtual B1 { int a; B2() : a(0xf00000B2) {} };
struct B3 { __declspec(align(16)) int a; B3() : a(0xf00000B3) {} };
struct B4 : virtual B3 { int a; B4() : a(0xf00000B4) {} };
struct B5 { __declspec(align(32)) int a; B5() : a(0xf00000B5) {} };
struct B6 { int a; B6() : a(0xf00000B6) {} virtual void f() { printf("B6"); } };
struct A : B0, virtual B1 { __declspec(align(16)) int a; A() : a(0xf000000A) {} virtual void f() { printf("A"); } };
// CHECK: *** Dumping AST Record Layout
// CHECK: *** Dumping AST Record Layout
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct A
// CHECK-NEXT: 0 | (A vftable pointer)
// CHECK-NEXT: 16 | struct B0 (base)
// CHECK-NEXT: 16 | int a
// CHECK-NEXT: 20 | (A vbtable pointer)
// CHECK-NEXT: 48 | int a
// CHECK-NEXT: 64 | struct B1 (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-NEXT: 0 | struct A
// CHECK-X64-NEXT: 0 | (A vftable pointer)
// CHECK-X64-NEXT: 16 | struct B0 (base)
// CHECK-X64-NEXT: 16 | int a
// CHECK-X64-NEXT: 24 | (A vbtable pointer)
// CHECK-X64-NEXT: 48 | int a
// CHECK-X64-NEXT: 64 | struct B1 (virtual base)
// CHECK-X64-NEXT: 64 | char a
// CHECK-X64-NEXT: | [sizeof=80, align=16
// CHECK-X64-NEXT: | nvsize=64, nvalign=16]
struct B : A, B2 { int a; B() : a(0xf000000B) {} virtual void f() { printf("B"); } };
// CHECK: *** Dumping AST Record Layout
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct B
// CHECK-NEXT: 0 | struct A (primary base)
// CHECK-NEXT: 0 | (A vftable pointer)
// CHECK-NEXT: 16 | struct B0 (base)
// CHECK-NEXT: 16 | int a
// CHECK-NEXT: 20 | (A vbtable pointer)
// CHECK-NEXT: 48 | int a
// CHECK-NEXT: 64 | struct B2 (base)
// CHECK-NEXT: 64 | (B2 vbtable pointer)
// CHECK-NEXT: 68 | int a
// CHECK-NEXT: 72 | int a
// CHECK-NEXT: 80 | struct B1 (virtual base)
// CHECK-NEXT: 80 | char a
// CHECK-NEXT: | [sizeof=96, align=16
// CHECK-NEXT: | nvsize=80, nvalign=16]
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64-NEXT: 0 | struct B
// CHECK-X64-NEXT: 0 | struct A (primary base)
// CHECK-X64-NEXT: 0 | (A vftable pointer)
// CHECK-X64-NEXT: 16 | struct B0 (base)
// CHECK-X64-NEXT: 16 | int a
// CHECK-X64-NEXT: 24 | (A vbtable pointer)
// CHECK-X64-NEXT: 48 | int a
// CHECK-X64-NEXT: 64 | struct B2 (base)
// CHECK-X64-NEXT: 64 | (B2 vbtable pointer)
// CHECK-X64-NEXT: 72 | int a
// CHECK-X64-NEXT: 80 | int a
// CHECK-X64-NEXT: 96 | struct B1 (virtual base)
// CHECK-X64-NEXT: 96 | char a
// CHECK-X64-NEXT: | [sizeof=112, align=16
// CHECK-X64-NEXT: | nvsize=96, nvalign=16]
struct C : B4 { int a; C() : a(0xf000000C) {} virtual void f() { printf("C"); } };
// CHECK: *** Dumping AST Record Layout
// CHECK: *** Dumping AST Record Layout
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct C
// CHECK-NEXT: 0 | (C vftable pointer)
// CHECK-NEXT: 16 | struct B4 (base)
// CHECK-NEXT: 16 | (B4 vbtable pointer)
// CHECK-NEXT: 20 | int a
// CHECK-NEXT: 24 | int a
// CHECK-NEXT: 32 | struct B3 (virtual base)
// CHECK-NEXT: 32 | int a
// CHECK-NEXT: | [sizeof=48, align=16
// CHECK-NEXT: | nvsize=32, 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 C
// CHECK-X64-NEXT: 0 | (C vftable pointer)
// CHECK-X64-NEXT: 16 | struct B4 (base)
// CHECK-X64-NEXT: 16 | (B4 vbtable pointer)
// CHECK-X64-NEXT: 24 | int a
// CHECK-X64-NEXT: 32 | int a
// CHECK-X64-NEXT: 48 | struct B3 (virtual base)
// CHECK-X64-NEXT: 48 | int a
// CHECK-X64-NEXT: | [sizeof=64, align=16
// CHECK-X64-NEXT: | nvsize=48, nvalign=16]
struct D : C { int a; D() : a(0xf000000D) {} virtual void f() { printf("D"); } };
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct D
// CHECK-NEXT: 0 | struct C (primary base)
// CHECK-NEXT: 0 | (C vftable pointer)
// CHECK-NEXT: 16 | struct B4 (base)
// CHECK-NEXT: 16 | (B4 vbtable pointer)
// CHECK-NEXT: 20 | int a
// CHECK-NEXT: 24 | int a
// CHECK-NEXT: 32 | int a
// CHECK-NEXT: 48 | struct B3 (virtual base)
// CHECK-NEXT: 48 | int 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 C (primary base)
// CHECK-X64-NEXT: 0 | (C vftable pointer)
// CHECK-X64-NEXT: 16 | struct B4 (base)
// CHECK-X64-NEXT: 16 | (B4 vbtable pointer)
// CHECK-X64-NEXT: 24 | int a
// CHECK-X64-NEXT: 32 | int a
// CHECK-X64-NEXT: 48 | int a
// CHECK-X64-NEXT: 64 | struct B3 (virtual base)
// CHECK-X64-NEXT: 64 | int a
// CHECK-X64-NEXT: | [sizeof=80, align=16
// CHECK-X64-NEXT: | nvsize=64, nvalign=16]
struct E : virtual C { int a; E() : a(0xf000000E) {} virtual void f() { printf("E"); } };
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct E
// CHECK-NEXT: 0 | (E vbtable pointer)
// CHECK-NEXT: 4 | int a
// CHECK-NEXT: 16 | struct B3 (virtual base)
// CHECK-NEXT: 16 | int a
// CHECK-NEXT: 44 | (vtordisp for vbase C)
// CHECK-NEXT: 48 | struct C (virtual base)
// CHECK-NEXT: 48 | (C vftable pointer)
// CHECK-NEXT: 64 | struct B4 (base)
// CHECK-NEXT: 64 | (B4 vbtable pointer)
// CHECK-NEXT: 68 | int a
// CHECK-NEXT: 72 | int a
// CHECK-NEXT: | [sizeof=80, align=16
// CHECK-NEXT: | nvsize=8, nvalign=16]
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64-NEXT: 0 | struct E
// CHECK-X64-NEXT: 0 | (E vbtable pointer)
// CHECK-X64-NEXT: 8 | int a
// CHECK-X64-NEXT: 16 | struct B3 (virtual base)
// CHECK-X64-NEXT: 16 | int a
// CHECK-X64-NEXT: 44 | (vtordisp for vbase C)
// CHECK-X64-NEXT: 48 | struct C (virtual base)
// CHECK-X64-NEXT: 48 | (C vftable pointer)
// CHECK-X64-NEXT: 64 | struct B4 (base)
// CHECK-X64-NEXT: 64 | (B4 vbtable pointer)
// CHECK-X64-NEXT: 72 | int a
// CHECK-X64-NEXT: 80 | int a
// CHECK-X64-NEXT: | [sizeof=96, align=16
// CHECK-X64-NEXT: | nvsize=16, nvalign=16]
struct F : B3, virtual B0 { int a; F() : a(0xf000000F) {} virtual void f() { printf("F"); } };
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct F
// CHECK-NEXT: 0 | (F vftable pointer)
// CHECK-NEXT: 16 | struct B3 (base)
// CHECK-NEXT: 16 | int a
// CHECK-NEXT: 32 | (F vbtable pointer)
// CHECK-NEXT: 48 | int a
// CHECK-NEXT: 64 | struct B0 (virtual base)
// CHECK-NEXT: 64 | int a
// CHECK-NEXT: | [sizeof=80, align=16
// CHECK-NEXT: | nvsize=64, nvalign=16]
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64-NEXT: 0 | struct F
// CHECK-X64-NEXT: 0 | (F vftable pointer)
// CHECK-X64-NEXT: 16 | struct B3 (base)
// CHECK-X64-NEXT: 16 | int a
// CHECK-X64-NEXT: 32 | (F vbtable pointer)
// CHECK-X64-NEXT: 48 | int a
// CHECK-X64-NEXT: 64 | struct B0 (virtual base)
// CHECK-X64-NEXT: 64 | int a
// CHECK-X64-NEXT: | [sizeof=80, align=16
// CHECK-X64-NEXT: | nvsize=64, nvalign=16]
struct G : B2, B6, virtual B1 { int a; G() : a(0xf0000010) {} };
// CHECK: *** Dumping AST Record Layout
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct G
// CHECK-NEXT: 0 | struct B6 (primary base)
// CHECK-NEXT: 0 | (B6 vftable pointer)
// CHECK-NEXT: 4 | int a
// CHECK-NEXT: 8 | struct B2 (base)
// CHECK-NEXT: 8 | (B2 vbtable pointer)
// CHECK-NEXT: 12 | int a
// CHECK-NEXT: 16 | int a
// CHECK-NEXT: 20 | struct B1 (virtual base)
// CHECK-NEXT: 20 | char a
// CHECK-NEXT: | [sizeof=21, align=4
// CHECK-NEXT: | nvsize=20, nvalign=4]
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64-NEXT: 0 | struct G
// CHECK-X64-NEXT: 0 | struct B6 (primary base)
// CHECK-X64-NEXT: 0 | (B6 vftable pointer)
// CHECK-X64-NEXT: 8 | int a
// CHECK-X64-NEXT: 16 | struct B2 (base)
// CHECK-X64-NEXT: 16 | (B2 vbtable pointer)
// CHECK-X64-NEXT: 24 | int a
// CHECK-X64-NEXT: 32 | int a
// CHECK-X64-NEXT: 40 | struct B1 (virtual base)
// CHECK-X64-NEXT: 40 | char a
// CHECK-X64-NEXT: | [sizeof=48, align=8
// CHECK-X64-NEXT: | nvsize=40, nvalign=8]
struct H : B6, B2, virtual B1 { int a; H() : a(0xf0000011) {} };
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct H
// CHECK-NEXT: 0 | struct B6 (primary base)
// CHECK-NEXT: 0 | (B6 vftable pointer)
// CHECK-NEXT: 4 | int a
// CHECK-NEXT: 8 | struct B2 (base)
// CHECK-NEXT: 8 | (B2 vbtable pointer)
// CHECK-NEXT: 12 | int a
// CHECK-NEXT: 16 | int a
// CHECK-NEXT: 20 | struct B1 (virtual base)
// CHECK-NEXT: 20 | char a
// CHECK-NEXT: | [sizeof=21, align=4
// CHECK-NEXT: | nvsize=20, nvalign=4]
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64-NEXT: 0 | struct H
// CHECK-X64-NEXT: 0 | struct B6 (primary base)
// CHECK-X64-NEXT: 0 | (B6 vftable pointer)
// CHECK-X64-NEXT: 8 | int a
// CHECK-X64-NEXT: 16 | struct B2 (base)
// CHECK-X64-NEXT: 16 | (B2 vbtable pointer)
// CHECK-X64-NEXT: 24 | int a
// CHECK-X64-NEXT: 32 | int a
// CHECK-X64-NEXT: 40 | struct B1 (virtual base)
// CHECK-X64-NEXT: 40 | char a
// CHECK-X64-NEXT: | [sizeof=48, align=8
// CHECK-X64-NEXT: | nvsize=40, nvalign=8]
struct I : B0, virtual B1 { int a; int a1; __declspec(align(16)) int a2; I() : a(0xf0000011), a1(0xf0000011), a2(0xf0000011) {} };
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct I
// CHECK-NEXT: 0 | struct B0 (base)
// CHECK-NEXT: 0 | int a
// CHECK-NEXT: 4 | (I vbtable pointer)
// CHECK-NEXT: 20 | int a
// CHECK-NEXT: 24 | int a1
// CHECK-NEXT: 32 | int a2
// CHECK-NEXT: 48 | struct B1 (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 I
// CHECK-X64-NEXT: 0 | struct B0 (base)
// CHECK-X64-NEXT: 0 | int a
// CHECK-X64-NEXT: 8 | (I vbtable pointer)
// CHECK-X64-NEXT: 20 | int a
// CHECK-X64-NEXT: 24 | int a1
// CHECK-X64-NEXT: 32 | int a2
// CHECK-X64-NEXT: 48 | struct B1 (virtual base)
// CHECK-X64-NEXT: 48 | char a
// CHECK-X64-NEXT: | [sizeof=64, align=16
// CHECK-X64-NEXT: | nvsize=48, nvalign=16]
struct J : B0, B3, virtual B1 { int a; int a1; J() : a(0xf0000012), a1(0xf0000012) {} };
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct J
// CHECK-NEXT: 0 | struct B0 (base)
// CHECK-NEXT: 0 | int a
// CHECK-NEXT: 16 | struct B3 (base)
// CHECK-NEXT: 16 | int a
// CHECK-NEXT: 32 | (J vbtable pointer)
// CHECK-NEXT: 48 | int a
// CHECK-NEXT: 52 | int a1
// CHECK-NEXT: 64 | struct B1 (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 J
// CHECK-X64-NEXT: 0 | struct B0 (base)
// CHECK-X64-NEXT: 0 | int a
// CHECK-X64-NEXT: 16 | struct B3 (base)
// CHECK-X64-NEXT: 16 | int a
// CHECK-X64-NEXT: 32 | (J vbtable pointer)
// CHECK-X64-NEXT: 48 | int a
// CHECK-X64-NEXT: 52 | int a1
// CHECK-X64-NEXT: 64 | struct B1 (virtual base)
// CHECK-X64-NEXT: 64 | char a
// CHECK-X64-NEXT: | [sizeof=80, align=16
// CHECK-X64-NEXT: | nvsize=64, nvalign=16]
struct K { int a; K() : a(0xf0000013) {} virtual void f() { printf("K"); } };
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct K
// CHECK-NEXT: 0 | (K vftable pointer)
// CHECK-NEXT: 4 | int a
// CHECK-NEXT: | [sizeof=8, align=4
// CHECK-NEXT: | nvsize=8, nvalign=4]
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64-NEXT: 0 | struct K
// CHECK-X64-NEXT: 0 | (K vftable pointer)
// CHECK-X64-NEXT: 8 | int a
// CHECK-X64-NEXT: | [sizeof=16, align=8
// CHECK-X64-NEXT: | nvsize=16, nvalign=8]
struct L : virtual K { int a; L() : a(0xf0000014) {} virtual void g() { printf("L"); } };
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct L
// CHECK-NEXT: 0 | (L vftable pointer)
// CHECK-NEXT: 4 | (L vbtable pointer)
// CHECK-NEXT: 8 | int a
// CHECK-NEXT: 12 | struct K (virtual base)
// CHECK-NEXT: 12 | (K vftable pointer)
// CHECK-NEXT: 16 | int a
// CHECK-NEXT: | [sizeof=20, align=4
// CHECK-NEXT: | nvsize=12, nvalign=4]
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64-NEXT: 0 | struct L
// CHECK-X64-NEXT: 0 | (L vftable pointer)
// CHECK-X64-NEXT: 8 | (L vbtable pointer)
// CHECK-X64-NEXT: 16 | int a
// CHECK-X64-NEXT: 24 | struct K (virtual base)
// CHECK-X64-NEXT: 24 | (K vftable pointer)
// CHECK-X64-NEXT: 32 | int a
// CHECK-X64-NEXT: | [sizeof=40, align=8
// CHECK-X64-NEXT: | nvsize=24, nvalign=8]
struct M : virtual K { int a; M() : a(0xf0000015) {} virtual void f() { printf("M"); } };
// CHECK: *** Dumping AST Record Layout
// CHECK-NEXT: 0 | struct M
// CHECK-NEXT: 0 | (M vbtable pointer)
// CHECK-NEXT: 4 | int a
// CHECK-NEXT: 8 | (vtordisp for vbase K)
// CHECK-NEXT: 12 | struct K (virtual base)
// CHECK-NEXT: 12 | (K vftable pointer)
// CHECK-NEXT: 16 | int a
// CHECK-NEXT: | [sizeof=20, align=4
// CHECK-NEXT: | nvsize=8, nvalign=4]
// CHECK-X64: *** Dumping AST Record Layout
// CHECK-X64-NEXT: 0 | struct M
// CHECK-X64-NEXT: 0 | (M vbtable pointer)
// CHECK-X64-NEXT: 8 | int a
// CHECK-X64-NEXT: 20 | (vtordisp for vbase K)
// CHECK-X64-NEXT: 24 | struct K (virtual base)
// CHECK-X64-NEXT: 24 | (K vftable pointer)
// CHECK-X64-NEXT: 32 | int a
// CHECK-X64-NEXT: | [sizeof=40, align=8
// CHECK-X64-NEXT: | 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(J)+
sizeof(K)+
sizeof(L)+
sizeof(M)];
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