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fix unused warning

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This commit is contained in:
Gael Guennebaud 2018-07-12 16:59:47 +02:00
parent 006e18e52b
commit eb3d8f68bb
1 changed files with 1 additions and 0 deletions
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Eigen/src/Core/Redux.h
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@ -332,6 +332,7 @@ struct redux_impl<Func, Evaluator, LinearVectorizedTraversal, CompleteUnrolling>
EIGEN_DEVICE_FUNC static EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC static EIGEN_STRONG_INLINE
Scalar run(const Evaluator &eval, const Func& func, const XprType &xpr) Scalar run(const Evaluator &eval, const Func& func, const XprType &xpr)
{ {
EIGEN_ONLY_USED_FOR_DEBUG(xpr)
eigen_assert(xpr.rows()>0 && xpr.cols()>0 && "you are using an empty matrix"); eigen_assert(xpr.rows()>0 && xpr.cols()>0 && "you are using an empty matrix");
if (VectorizedSize > 0) { if (VectorizedSize > 0) {
Scalar res = func.predux(redux_vec_unroller<Func, Evaluator, 0, Size / PacketSize>::run(eval,func)); Scalar res = func.predux(redux_vec_unroller<Func, Evaluator, 0, Size / PacketSize>::run(eval,func));