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// Copyright (c) 2007, Arne Steinarson
// Licensing for DynObj project - see DynObj-license.txt in this folder
#ifndef VT_TEST_H
#define VT_TEST_H
// Bit offsets in the traits field
#define DO_TRAITS_MASK 0x0F
#define DO_TRAITS_VT_ES 0 // Entry size divided by 4
#define DO_TRAITS_VT_OFF_1ST 4 // void* offset to 1st entry
#define DO_TRAITS_VT_OFF 8 // void* offset inside entry
#define DO_TRAITS_VT_DEC 12 // Nr of slots used by virtual destructor
#define DO_TRAITS_VT_DTOR_POS 15 // Destructor positioning 0 - first, 1 - at end
#define DO_TRAITS_VT_IHP 16 // Inheritance padding
#define DO_TRAITS_VT_ERROR 0x80000000 // Set if tests failed
// The results of tests
int doGetDoTraits();
// Get the actual slot (void*) of index ix
int VTableIndex( int ix );
// Are the traits passed here compatible with current compiler/environment?
// Returns <0 on error (incompatible)
// 0 - Compatible, but virtual destructors use different count
// This is not an issue since don't use them by default.
// 1 - Fully compatible
int VTableCompatible( int traits );
// Default is to include only basic tests
// Define VT_ALL_TESTS to include all tests
int InheritPadding(); // >=0, 0 expected
int VTablePos( ); // 0 - at start
int DtorEntries(); // >=1, 1 or 2 expected
int VTableEntrySize( int &off_first );
#ifdef VT_ALL_TESTS
int PodVTableSize(); // 0
int Bc1VTableSize(); // 1
int Bc3VTableSize(); // 3
int Dc1VTableSize(); // 2
int Dc3VTableSize(); // 5
int CallThisTest(); // 0
int CorrectVTableTest(); // 0
int TestMembFuncPtr(); // 0
int ObjectLayoutTest(); // 0
int InterfaceSize(); // 4/8 - sizeof(void*)
int DtorPosition(); // 0-first, 1-at end
#endif // VT_ALL_TESTS
#endif // VT_TEST_H
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