128 lines
		
	
	
		
			4.6 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			128 lines
		
	
	
		
			4.6 KiB
		
	
	
	
		
			C++
		
	
	
	
| // RUN: %clang_cc1 -fno-rtti -emit-llvm-only -triple i686-pc-win32 -fms-extensions -fdump-record-layouts %s 2>/dev/null \
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| // RUN:            | FileCheck %s
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| // RUN: %clang_cc1 -fno-rtti -emit-llvm-only -triple x86_64-pc-win32 -fms-extensions -fdump-record-layouts %s 2>/dev/null \
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| // RUN:            | FileCheck %s -check-prefix CHECK-X64
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| 
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| extern "C" int printf(const char *fmt, ...);
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| 
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| struct B0 { char a; B0() : a(0xB0) {} };
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| struct __declspec(align(1)) B1 {};
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| 
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| struct A : virtual B0 {};
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| 
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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 |   struct B0 (virtual base)
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| // CHECK-NEXT:    4 |     char a
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| // CHECK-NEXT:      | [sizeof=5, align=4
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| // CHECK-NEXT:      |  nvsize=4, 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 |   struct B0 (virtual base)
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| // CHECK-X64-NEXT:    8 |     char a
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| // CHECK-X64-NEXT:      | [sizeof=16, align=8
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| // CHECK-X64-NEXT:      |  nvsize=8, nvalign=8]
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| 
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| struct __declspec(align(1)) B : virtual B0 {};
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| 
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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 |   struct B0 (virtual base)
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| // CHECK-NEXT:    4 |     char a
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| // CHECK-NEXT:      | [sizeof=8, align=4
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| // CHECK-NEXT:      |  nvsize=4, 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 |   struct B0 (virtual base)
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| // CHECK-X64-NEXT:    8 |     char a
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| // CHECK-X64-NEXT:      | [sizeof=16, align=8
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| // CHECK-X64-NEXT:      |  nvsize=8, nvalign=8]
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| 
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| struct C : virtual B0 { int a; C() : a(0xC) {} };
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| 
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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 |   int a
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| // CHECK-NEXT:    8 |   struct B0 (virtual base)
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| // CHECK-NEXT:    8 |     char a
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| // CHECK-NEXT:      | [sizeof=9, 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 |   int a
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| // CHECK-X64-NEXT:   16 |   struct B0 (virtual base)
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| // CHECK-X64-NEXT:   16 |     char 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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| 
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| struct D : virtual B0 { __declspec(align(1)) int a; D() : a(0xD) {} };
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| 
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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 |   int a
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| // CHECK-NEXT:    8 |   struct B0 (virtual base)
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| // CHECK-NEXT:    8 |     char 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 |   int a
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| // CHECK-X64-NEXT:   16 |   struct B0 (virtual base)
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| // CHECK-X64-NEXT:   16 |     char 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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| 
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| struct E : virtual B0, virtual B1 {};
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| 
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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:    4 |   struct B0 (virtual base)
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| // CHECK-NEXT:    4 |     char a
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| // CHECK-NEXT:    5 |   struct B1 (virtual base) (empty)
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| // CHECK-NEXT:      | [sizeof=8, align=4
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| // CHECK-NEXT:      |  nvsize=4, 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 E
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| // CHECK-X64-NEXT:    0 |   (E vbtable pointer)
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| // CHECK-X64-NEXT:    8 |   struct B0 (virtual base)
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| // CHECK-X64-NEXT:    8 |     char a
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| // CHECK-X64-NEXT:    9 |   struct B1 (virtual base) (empty)
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| // CHECK-X64-NEXT:      | [sizeof=16, align=8
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| // CHECK-X64-NEXT:      |  nvsize=8, nvalign=8]
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| 
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| struct F { char a; virtual ~F(); };
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| 
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| // CHECK: *** Dumping AST Record Layout
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| // CHECK-NEXT:    0 | struct F
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| // CHECK-NEXT:    0 |   (F vftable pointer)
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| // CHECK-NEXT:    4 |   char a
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| // CHECK-NEXT:      | [sizeof=8, 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 F
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| // CHECK-X64-NEXT:    0 |   (F vftable pointer)
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| // CHECK-X64-NEXT:    8 |   char a
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| // CHECK-X64-NEXT:      | [sizeof=16, align=8
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| // CHECK-X64-NEXT:      |  nvsize=16, nvalign=8]
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| 
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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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| sizeof(F)];
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