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Diffstat (limited to 'test/eigen2/eigen2_bug_132.cpp')
-rw-r--r-- | test/eigen2/eigen2_bug_132.cpp | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/test/eigen2/eigen2_bug_132.cpp b/test/eigen2/eigen2_bug_132.cpp new file mode 100644 index 000000000..7c33e394f --- /dev/null +++ b/test/eigen2/eigen2_bug_132.cpp @@ -0,0 +1,41 @@ +// This file is part of Eigen, a lightweight C++ template library +// for linear algebra. Eigen itself is part of the KDE project. +// +// Copyright (C) 2010 Benoit Jacob <jacob.benoit.1@gmail.com> +// +// Eigen is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 3 of the License, or (at your option) any later version. +// +// Alternatively, you can redistribute it and/or +// modify it under the terms of the GNU General Public License as +// published by the Free Software Foundation; either version 2 of +// the License, or (at your option) any later version. +// +// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY +// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS +// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License and a copy of the GNU General Public License along with +// Eigen. If not, see <http://www.gnu.org/licenses/>. + +#include "main.h" + +void test_eigen2_bug_132() { + int size = 100; + MatrixXd A(size, size); + VectorXd b(size), c(size); + { + VectorXd y = A.transpose() * (b-c); // bug 132: infinite recursion in coeffRef + VectorXd z = (b-c).transpose() * A; // bug 132: infinite recursion in coeffRef + } + + // the following ones weren't failing, but let's include them for completeness: + { + VectorXd y = A * (b-c); + VectorXd z = (b-c).transpose() * A.transpose(); + } +} |