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bug #1630: fix linspaced when requesting smaller packet size than default one.

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This commit is contained in:
Gael Guennebaud
2018-11-28 13:15:06 +01:00
parent 80f1651f35
commit 48fe78c375
4 changed files with 41 additions and 32 deletions
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25
test/nullary.cpp
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@@ -246,6 +246,14 @@ void bug79()
VERIFY( (MatrixXd(RowVectorXd::LinSpaced(3, 0, 1)) - RowVector3d(0, 0.5, 1)).norm() < std::numeric_limits<double>::epsilon() );
}
template<int>
void bug1630()
{
Array4d x4 = Array4d::LinSpaced(0.0, 1.0);
Array3d x3(Array4d::LinSpaced(0.0, 1.0).head(3));
VERIFY_IS_APPROX(x4.head(3), x3);
}
template<int>
void nullary_overflow()
{
@@ -272,10 +280,10 @@ void nullary_internal_logic()
VERIFY(( internal::has_binary_operator<internal::scalar_identity_op<double> >::value ));
VERIFY(( !internal::functor_has_linear_access<internal::scalar_identity_op<double> >::ret ));
VERIFY(( !internal::has_nullary_operator<internal::linspaced_op<float,float> >::value ));
VERIFY(( internal::has_unary_operator<internal::linspaced_op<float,float> >::value ));
VERIFY(( !internal::has_binary_operator<internal::linspaced_op<float,float> >::value ));
VERIFY(( internal::functor_has_linear_access<internal::linspaced_op<float,float> >::ret ));
VERIFY(( !internal::has_nullary_operator<internal::linspaced_op<float> >::value ));
VERIFY(( internal::has_unary_operator<internal::linspaced_op<float> >::value ));
VERIFY(( !internal::has_binary_operator<internal::linspaced_op<float> >::value ));
VERIFY(( internal::functor_has_linear_access<internal::linspaced_op<float> >::ret ));
// Regression unit test for a weird MSVC bug.
// Search "nullary_wrapper_workaround_msvc" in CoreEvaluators.h for the details.
@@ -296,10 +304,10 @@ void nullary_internal_logic()
VERIFY(( !internal::has_binary_operator<internal::scalar_constant_op<float> >::value ));
VERIFY(( internal::functor_has_linear_access<internal::scalar_constant_op<float> >::ret ));
VERIFY(( !internal::has_nullary_operator<internal::linspaced_op<int,int> >::value ));
VERIFY(( internal::has_unary_operator<internal::linspaced_op<int,int> >::value ));
VERIFY(( !internal::has_binary_operator<internal::linspaced_op<int,int> >::value ));
VERIFY(( internal::functor_has_linear_access<internal::linspaced_op<int,int> >::ret ));
VERIFY(( !internal::has_nullary_operator<internal::linspaced_op<int> >::value ));
VERIFY(( internal::has_unary_operator<internal::linspaced_op<int> >::value ));
VERIFY(( !internal::has_binary_operator<internal::linspaced_op<int> >::value ));
VERIFY(( internal::functor_has_linear_access<internal::linspaced_op<int> >::ret ));
}
}
@@ -325,6 +333,7 @@ EIGEN_DECLARE_TEST(nullary)
}
CALL_SUBTEST_6( bug79<0>() );
CALL_SUBTEST_6( bug1630<0>() );
CALL_SUBTEST_9( nullary_overflow<0>() );
CALL_SUBTEST_10( nullary_internal_logic<0>() );
}