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| author |  Gael Guennebaud <g.gael@free.fr> | 2016-09-16 11:46:46 +0200 |
|---|---|---|
| committer | Gael Guennebaud <g.gael@free.fr> | 2016-09-16 11:46:46 +0200 |
| commit | 4adeababf90f318cd2181a945211bae83fdea930 (patch) | |
| tree | d308f66abe31c584e21a6f7f8b7faf8aa62f72ff /test/svd_fill.h | |
| parent | 18f6e47815e2e771a0043d90ed52f853158c416c (diff) | |
Fix undeflow
Diffstat (limited to 'test/svd_fill.h')
| -rw-r--r-- | test/svd_fill.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/test/svd_fill.h b/test/svd_fill.h index a705fa011..a1f752c66 100644 --- a/test/svd_fill.h +++ b/test/svd_fill.h @@ -7,6 +7,14 @@ // Public License v. 2.0. If a copy of the MPL was not distributed // with this file, You can obtain one at http://mozilla.org/MPL/2.0/. +template<typename T> +Array<T,4,1> four_denorms(); + +template<> +Array4f four_denorms() { return Array4f(5.60844e-39f, -5.60844e-39f, 4.94e-44f, -4.94e-44f); } +template<> +Array4d four_denorms() { return Array4d(5.60844e-313, -5.60844e-313, 4.94e-324, -4.94e-324); } + template<typename MatrixType> void svd_fill_random(MatrixType &m, int Option = 0) { @@ -55,7 +63,8 @@ void svd_fill_random(MatrixType &m, int Option = 0) } Matrix<Scalar,Dynamic,1> samples(9); - samples << 0, 5.60844e-313, -5.60844e-313, 4.94e-324, -4.94e-324, -RealScalar(1)/NumTraits<RealScalar>::highest(), RealScalar(1)/NumTraits<RealScalar>::highest(), (std::numeric_limits<RealScalar>::min)(), pow((std::numeric_limits<RealScalar>::min)(),0.8); + samples << 0, four_denorms<RealScalar>(), + -RealScalar(1)/NumTraits<RealScalar>::highest(), RealScalar(1)/NumTraits<RealScalar>::highest(), (std::numeric_limits<RealScalar>::min)(), pow((std::numeric_limits<RealScalar>::min)(),0.8); if(Option==Symmetric) { |