diff options
Diffstat (limited to 'Eigen/src/Core/Visitor.h')
| -rw-r--r-- | Eigen/src/Core/Visitor.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/Eigen/src/Core/Visitor.h b/Eigen/src/Core/Visitor.h index 2e96cfe6b..9116b9512 100644 --- a/Eigen/src/Core/Visitor.h +++ b/Eigen/src/Core/Visitor.h @@ -86,9 +86,11 @@ template<typename Derived> template<typename Visitor> void DenseBase<Derived>::visit(Visitor& visitor) const { - const bool unroll = SizeAtCompileTime * CoeffReadCost - + (SizeAtCompileTime-1) * ei_functor_traits<Visitor>::Cost - <= EIGEN_UNROLLING_LIMIT; + const bool unroll = SizeAtCompileTime != Dynamic + && CoeffReadCost != Dynamic + && (SizeAtCompileTime == 1 || ei_functor_traits<Visitor>::Cost != Dynamic) + && SizeAtCompileTime * CoeffReadCost + (SizeAtCompileTime-1) * ei_functor_traits<Visitor>::Cost + <= EIGEN_UNROLLING_LIMIT; return ei_visitor_impl<Visitor, Derived, unroll ? int(SizeAtCompileTime) : Dynamic >::run(derived(), visitor); |