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Add support for std::integral_constant

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This commit is contained in:
Gael Guennebaud
2017-01-24 16:28:12 +01:00
parent bc10201854
commit d83db761a2
3 changed files with 32 additions and 9 deletions
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9
test/indexed_view.cpp
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@@ -204,6 +204,15 @@ void check_indexed_view()
VERIFY( is_same_seq_type( seq(2,fix<5>), seqN(2,4) ) );
#if EIGEN_HAS_CXX11
VERIFY( is_same_seq_type( seq(fix<2>,fix<5>), seqN(fix<2>,fix<4>) ) );
VERIFY( is_same_seq( seqN(2,std::integral_constant<int,5>(),std::integral_constant<int,-2>()), seqN(2,fix<5>,fix<-2>()) ) );
VERIFY( is_same_seq( seq(std::integral_constant<int,1>(),std::integral_constant<int,5>(),std::integral_constant<int,2>()),
seq(fix<1>,fix<5>,fix<2>()) ) );
VERIFY( is_same_seq_type( seqN(2,std::integral_constant<int,5>(),std::integral_constant<int,-2>()), seqN(2,fix<5>,fix<-2>()) ) );
VERIFY( is_same_seq_type( seq(std::integral_constant<int,1>(),std::integral_constant<int,5>(),std::integral_constant<int,2>()),
seq(fix<1>,fix<5>,fix<2>()) ) );
VERIFY( is_same_seq_type( seqN(2,std::integral_constant<int,5>()), seqN(2,fix<5>) ) );
VERIFY( is_same_seq_type( seq(std::integral_constant<int,1>(),std::integral_constant<int,5>()), seq(fix<1>,fix<5>) ) );
#else
// sorry, no compile-time size recovery in c++98/03
VERIFY( is_same_seq( seq(fix<2>,fix<5>), seqN(fix<2>,fix<4>) ) );