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Add CMake check for incompatible MKL + Eigen 3.3.4

release/4.3a0
Chris Beall 2018-12-11 10:56:56 -08:00
parent bbd6ac0c11
commit d56033b5a5
1 changed files with 7 additions and 0 deletions
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7
CMakeLists.txt
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@ -246,6 +246,13 @@ if(GTSAM_USE_SYSTEM_EIGEN)
if(EIGEN_USE_MKL_ALL AND (EIGEN3_VERSION VERSION_LESS 3.2.5))
message(FATAL_ERROR "MKL requires at least Eigen 3.2.5, and your system appears to have an older version. Disable GTSAM_USE_SYSTEM_EIGEN to use GTSAM's copy of Eigen, or disable GTSAM_WITH_EIGEN_MKL")
endif()
# Check for Eigen version which doesn't work with MKL
# See http://eigen.tuxfamily.org/bz/show_bug.cgi?id=1527 for details.
if(EIGEN_USE_MKL_ALL AND (EIGEN3_VERSION VERSION_EQUAL 3.3.4))
message(FATAL_ERROR "MKL does not work with Eigen 3.3.4 because of a bug in Eigen. See http://eigen.tuxfamily.org/bz/show_bug.cgi?id=1527. Disable GTSAM_USE_SYSTEM_EIGEN to use GTSAM's copy of Eigen, disable GTSAM_WITH_EIGEN_MKL, or upgrade/patch your installation of Eigen.")
endif()
else()
# Use bundled Eigen include path.
# Clear any variables set by FindEigen3