69936e7e81
git-svn-id: svn://svn.code.sf.net/p/loki-lib/code/trunk@35 7ec92016-0320-0410-acc4-a06ded1c099a
70 lines
1.2 KiB
C++
70 lines
1.2 KiB
C++
#include <cstdio>
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#include <typeinfo>
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#include "HierarchyGenerators.h"
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using namespace Loki;
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template<typename T>
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void PrintType(T &)
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{
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printf("%s\n", typeid(T).name());
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}
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template<unsigned I>
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class PrintTuple
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{
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public:
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template<typename T>
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explicit PrintTuple(const T &x)
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{
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PrintTuple<I - 1> X(x);
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PrintType(Field<I>(x));
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}
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};
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template<>
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class PrintTuple<0>
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{
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public:
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template<typename T>
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explicit PrintTuple(const T &x)
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{
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PrintType(Field<0>(x));
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}
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};
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template<typename T>
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void PrintTupleFunc()
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{
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T x;
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PrintTuple<TL::Length<typename T::TList>::value - 1> X(x);
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}
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template<int> struct A {};
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int
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main()
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{
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typedef TYPELIST_11(A<1>, A<1>, int, int, A<1>, A<2>, int[10], int, int *, A<2>, A<3>) typelist_t;
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typedef Tuple<typelist_t> tuple_t;
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PrintTupleFunc<tuple_t>();
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tuple_t X;
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A<3> Y = Field< A<3> >(X);
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// without -Za warning C4239: nonstandard extension used
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// this is because VC sometimes binds temporary to non-const reference
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// which leads to selecting the wrong Field function (non-const version)
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// fixed in VC7.1
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Y = Field< A<3> >(tuple_t());
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A<3> &Y1 = Field< A<3> >(X);
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Y1 = Y;
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}
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