xref: /minix3/external/bsd/llvm/dist/clang/test/Layout/ms-x86-size-alignment-fail.cpp (revision 5ba302fdeaa9e153d58b5dcaef42d660aedee92e)
1 // RUN: %clang_cc1 -fno-rtti -emit-llvm-only -triple i686-pc-win32 -fdump-record-layouts -cxx-abi microsoft %s 2>/dev/null \
2 // RUN:            | FileCheck %s
3 // RUN: %clang_cc1 -fno-rtti -emit-llvm-only -triple x86_64-pc-win32 -fdump-record-layouts -cxx-abi microsoft %s 2>/dev/null \
4 // RUN:            | FileCheck %s -check-prefix CHECK-X64
5 
6 extern "C" int printf(const char *fmt, ...);
7 
8 struct B0 { char a; B0() : a(0xB0) {} };
9 struct __declspec(align(1)) B1 {};
10 
11 struct A : virtual B0 {};
12 
13 // CHECK: *** Dumping AST Record Layout
14 // CHECK:    0 | struct A
15 // CHECK:    0 |   (A vbtable pointer)
16 // CHECK:    4 |   struct B0 (virtual base)
17 // CHECK:    4 |     char a
18 // CHECK:      | [sizeof=5, align=4
19 // CHECK:      |  nvsize=4, nvalign=4]
20 // CHECK-X64: *** Dumping AST Record Layout
21 // CHECK-X64:    0 | struct A
22 // CHECK-X64:    0 |   (A vbtable pointer)
23 // CHECK-X64:    8 |   struct B0 (virtual base)
24 // CHECK-X64:    8 |     char a
25 // CHECK-X64:      | [sizeof=16, align=8
26 // CHECK-X64:      |  nvsize=8, nvalign=8]
27 
28 struct __declspec(align(1)) B : virtual B0 {};
29 
30 // CHECK: *** Dumping AST Record Layout
31 // CHECK:    0 | struct B
32 // CHECK:    0 |   (B vbtable pointer)
33 // CHECK:    4 |   struct B0 (virtual base)
34 // CHECK:    4 |     char a
35 // CHECK:      | [sizeof=8, align=4
36 // CHECK:      |  nvsize=4, nvalign=4]
37 // CHECK-X64: *** Dumping AST Record Layout
38 // CHECK-X64:    0 | struct B
39 // CHECK-X64:    0 |   (B vbtable pointer)
40 // CHECK-X64:    8 |   struct B0 (virtual base)
41 // CHECK-X64:    8 |     char a
42 // CHECK-X64:      | [sizeof=16, align=8
43 // CHECK-X64:      |  nvsize=8, nvalign=8]
44 
45 struct C : virtual B0 { int a; C() : a(0xC) {} };
46 
47 // CHECK: *** Dumping AST Record Layout
48 // CHECK:    0 | struct C
49 // CHECK:    0 |   (C vbtable pointer)
50 // CHECK:    4 |   int a
51 // CHECK:    8 |   struct B0 (virtual base)
52 // CHECK:    8 |     char a
53 // CHECK:      | [sizeof=9, align=4
54 // CHECK:      |  nvsize=8, nvalign=4]
55 // CHECK-X64: *** Dumping AST Record Layout
56 // CHECK-X64:    0 | struct C
57 // CHECK-X64:    0 |   (C vbtable pointer)
58 // CHECK-X64:    8 |   int a
59 // CHECK-X64:   16 |   struct B0 (virtual base)
60 // CHECK-X64:   16 |     char a
61 // CHECK-X64:      | [sizeof=24, align=8
62 // CHECK-X64:      |  nvsize=16, nvalign=8]
63 
64 struct D : virtual B0 { __declspec(align(1)) int a; D() : a(0xD) {} };
65 
66 // CHECK: *** Dumping AST Record Layout
67 // CHECK:    0 | struct D
68 // CHECK:    0 |   (D vbtable pointer)
69 // CHECK:    4 |   int a
70 // CHECK:    8 |   struct B0 (virtual base)
71 // CHECK:    8 |     char a
72 // CHECK:      | [sizeof=12, align=4
73 // CHECK:      |  nvsize=8, nvalign=4]
74 // CHECK-X64: *** Dumping AST Record Layout
75 // CHECK-X64:    0 | struct D
76 // CHECK-X64:    0 |   (D vbtable pointer)
77 // CHECK-X64:    8 |   int a
78 // CHECK-X64:   16 |   struct B0 (virtual base)
79 // CHECK-X64:   16 |     char a
80 // CHECK-X64:      | [sizeof=24, align=8
81 // CHECK-X64:      |  nvsize=16, nvalign=8]
82 
83 struct E : virtual B0, virtual B1 {};
84 
85 // CHECK: *** Dumping AST Record Layout
86 // CHECK:    0 | struct E
87 // CHECK:    0 |   (E vbtable pointer)
88 // CHECK:    4 |   struct B0 (virtual base)
89 // CHECK:    4 |     char a
90 // CHECK:    5 |   struct B1 (virtual base) (empty)
91 // CHECK:      | [sizeof=8, align=4
92 // CHECK:      |  nvsize=4, nvalign=4]
93 // CHECK-X64: *** Dumping AST Record Layout
94 // CHECK-X64:    0 | struct E
95 // CHECK-X64:    0 |   (E vbtable pointer)
96 // CHECK-X64:    8 |   struct B0 (virtual base)
97 // CHECK-X64:    8 |     char a
98 // CHECK-X64:    9 |   struct B1 (virtual base) (empty)
99 // CHECK-X64:      | [sizeof=16, align=8
100 // CHECK-X64:      |  nvsize=8, nvalign=8]
101 
102 struct F { char a; virtual ~F(); };
103 
104 // CHECK: *** Dumping AST Record Layout
105 // CHECK:    0 | struct F
106 // CHECK:    0 |   (F vftable pointer)
107 // CHECK:    4 |   char a
108 // CHECK:      | [sizeof=8, align=4
109 // CHECK:      |  nvsize=8, nvalign=4]
110 // CHECK-X64: *** Dumping AST Record Layout
111 // CHECK-X64:    0 | struct F
112 // CHECK-X64:    0 |   (F vftable pointer)
113 // CHECK-X64:    8 |   char a
114 // CHECK-X64:      | [sizeof=16, align=8
115 // CHECK-X64:      |  nvsize=16, nvalign=8]
116 
117 int a[
118 sizeof(A)+
119 sizeof(B)+
120 sizeof(C)+
121 sizeof(D)+
122 sizeof(E)+
123 sizeof(F)];
124