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return type of Operation -> auto

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This commit is contained in:
Christian Zimmermann 2019-05-20 18:32:19 +02:00
parent 8ce2f52070
commit 23078a8b2d
3 changed files with 8 additions and 8 deletions
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4
src/include/multi_array_operation.cc.h
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@ -631,11 +631,11 @@ namespace MultiArrayTools
template <typename T, class OpFunction, class... Ops>
template <class ET>
inline T Operation<T,OpFunction,Ops...>::get(ET pos) const
inline auto Operation<T,OpFunction,Ops...>::get(ET pos) const
{
typedef std::tuple<Ops...> OpTuple;
return PackNum<sizeof...(Ops)-1>::
template mkOpExpr<SIZE,T,ET,OpTuple,OpFunction>(mF, pos, mOps);
template mkOpExpr<SIZE,ET,OpTuple,OpFunction>(mF, pos, mOps);
}
template <typename T, class OpFunction, class... Ops>

2
src/include/multi_array_operation.h
View file

@ -506,7 +506,7 @@ namespace MultiArrayTools
Operation(std::shared_ptr<OpFunction> ff, const Ops&... ops);
template <class ET>
inline T get(ET pos) const;
inline auto get(ET pos) const;
template <class ET>
inline Operation& set(ET pos);

10
src/include/pack_num.h
View file

@ -70,14 +70,14 @@ namespace MultiArrayHelper
PackNum<N-1>::mkExt(out, siar, second);
}
template <size_t LAST, typename T, class ETuple, class OpTuple, class OpFunction, typename... Args>
static inline T mkOpExpr(std::shared_ptr<OpFunction> f, const ETuple& pos, const OpTuple& ops, Args... args)
template <size_t LAST, class ETuple, class OpTuple, class OpFunction, typename... Args>
static inline auto mkOpExpr(std::shared_ptr<OpFunction> f, const ETuple& pos, const OpTuple& ops, Args... args)
{
typedef typename std::remove_reference<decltype(std::get<N>(ops))>::type NextOpType;
static_assert(LAST >= NextOpType::SIZE, "inconsistent array positions");
static constexpr size_t NEXT = LAST - NextOpType::SIZE;
typedef decltype(std::get<N>(ops).get(Getter<NEXT>::template getX<ETuple>( pos ))) ArgT;
return PackNum<N-1>::template mkOpExpr<NEXT,T,ETuple,OpTuple,OpFunction,ArgT,Args...>
return PackNum<N-1>::template mkOpExpr<NEXT,ETuple,OpTuple,OpFunction,ArgT,Args...>
( f, pos, ops, std::get<N>(ops).get(Getter<NEXT>::template getX<ETuple>( pos )), args...);
}
@ -157,8 +157,8 @@ namespace MultiArrayHelper
std::get<0>(out) = second.rootSteps( std::get<0>(siar) );
}
template <size_t LAST, typename T, class ETuple, class OpTuple, class OpFunction, typename... Args>
static inline T mkOpExpr(std::shared_ptr<OpFunction> f, const ETuple& pos, const OpTuple& ops, const Args&... args)
template <size_t LAST, class ETuple, class OpTuple, class OpFunction, typename... Args>
static inline auto mkOpExpr(std::shared_ptr<OpFunction> f, const ETuple& pos, const OpTuple& ops, const Args&... args)
{
typedef typename std::remove_reference<decltype(std::get<0>(ops))>::type NextOpType;
static constexpr size_t NEXT = LAST - NextOpType::SIZE;