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Made default bool template value

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Default is_fundamental || is_pointer
This commit is contained in:
jwellbelove 2014-11-21 17:08:09 +00:00
parent 8ad69e7e15
commit 43bcae54f2
1 changed files with 9 additions and 7 deletions
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16
parameter_type.h
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@ -29,30 +29,32 @@ SOFTWARE.
#ifndef __ETL_PARAMETER__
#define __ETL_PARAMETER__
#include "type_traits.h"
namespace etl
{
//*************************************************************************
/// Determine how to pass parameters.
//*************************************************************************
template <typename U, const bool should_pass_by_value>
template <typename T, const bool should_pass_by_value = is_fundamental<T>::value || is_pointer<T>::value>
struct parameter_type;
//*************************************************************************
/// Pass by value.
//*************************************************************************
template <typename U>
struct parameter_type<U, true>
template <typename T>
struct parameter_type<T, true>
{
typedef U type;
typedef T type;
};
//*************************************************************************
/// Pass by const reference.
//*************************************************************************
template <typename U>
struct parameter_type<U, false>
template <typename T>
struct parameter_type<T, false>
{
typedef const U& type;
typedef const T& type;
};
}