| # generate split test header file only if it does not yet exist | 
 | # in order to prevent a rebuild everytime cmake is configured | 
 | if(NOT EXISTS ${CMAKE_CURRENT_BINARY_DIR}/split_test_helper.h)   | 
 |   file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/split_test_helper.h "") | 
 |   foreach(i RANGE 1 999) | 
 |     file(APPEND ${CMAKE_CURRENT_BINARY_DIR}/split_test_helper.h | 
 |       "#ifdef EIGEN_TEST_PART_${i}\n" | 
 |       "#define CALL_SUBTEST_${i}(FUNC) CALL_SUBTEST(FUNC)\n" | 
 |       "#else\n" | 
 |       "#define CALL_SUBTEST_${i}(FUNC)\n" | 
 |       "#endif\n\n" | 
 |     ) | 
 |   endforeach() | 
 | endif() | 
 |  | 
 | # check if we have a Fortran compiler | 
 | include("../cmake/language_support.cmake") | 
 |  | 
 | workaround_9220(Fortran EIGEN_Fortran_COMPILER_WORKS) | 
 |  | 
 | if(EIGEN_Fortran_COMPILER_WORKS) | 
 |   enable_language(Fortran OPTIONAL) | 
 |   if(NOT CMAKE_Fortran_COMPILER) | 
 |     set(EIGEN_Fortran_COMPILER_WORKS OFF) | 
 |   endif() | 
 | endif() | 
 |  | 
 | if(NOT EIGEN_Fortran_COMPILER_WORKS) | 
 |   # search for a default Lapack library to complete Eigen's one | 
 |   find_package(LAPACK) | 
 | endif() | 
 |  | 
 | # configure blas/lapack (use Eigen's ones) | 
 | set(EIGEN_BLAS_LIBRARIES eigen_blas) | 
 | set(EIGEN_LAPACK_LIBRARIES eigen_lapack) | 
 |  | 
 | set(EIGEN_TEST_MATRIX_DIR "" CACHE STRING "Enable testing of realword sparse matrices contained in the specified path") | 
 | if(EIGEN_TEST_MATRIX_DIR) | 
 |   if(NOT WIN32) | 
 |     message(STATUS "Test realworld sparse matrices: ${EIGEN_TEST_MATRIX_DIR}") | 
 |     add_definitions( -DTEST_REAL_CASES="${EIGEN_TEST_MATRIX_DIR}" ) | 
 |   else(NOT WIN32) | 
 |     message(STATUS "REAL CASES CAN NOT BE CURRENTLY TESTED ON WIN32") | 
 |   endif(NOT WIN32) | 
 | endif(EIGEN_TEST_MATRIX_DIR) | 
 |  | 
 | set(SPARSE_LIBS " ") | 
 |  | 
 | find_package(Cholmod) | 
 | if(CHOLMOD_FOUND) | 
 |   add_definitions("-DEIGEN_CHOLMOD_SUPPORT") | 
 |   include_directories(${CHOLMOD_INCLUDES}) | 
 |   set(SPARSE_LIBS ${SPARSE_LIBS} ${CHOLMOD_LIBRARIES} ${EIGEN_BLAS_LIBRARIES} ${EIGEN_LAPACK_LIBRARIES}) | 
 |   set(CHOLMOD_ALL_LIBS  ${CHOLMOD_LIBRARIES} ${EIGEN_BLAS_LIBRARIES} ${EIGEN_LAPACK_LIBRARIES}) | 
 |   ei_add_property(EIGEN_TESTED_BACKENDS "Cholmod, ") | 
 | else() | 
 |   ei_add_property(EIGEN_MISSING_BACKENDS "Cholmod, ") | 
 | endif() | 
 |  | 
 | find_package(Umfpack) | 
 | if(UMFPACK_FOUND) | 
 |   add_definitions("-DEIGEN_UMFPACK_SUPPORT") | 
 |   include_directories(${UMFPACK_INCLUDES}) | 
 |   set(SPARSE_LIBS ${SPARSE_LIBS} ${UMFPACK_LIBRARIES} ${EIGEN_BLAS_LIBRARIES}) | 
 |   set(UMFPACK_ALL_LIBS ${UMFPACK_LIBRARIES} ${EIGEN_BLAS_LIBRARIES}) | 
 |   ei_add_property(EIGEN_TESTED_BACKENDS "UmfPack, ") | 
 | else() | 
 |   ei_add_property(EIGEN_MISSING_BACKENDS "UmfPack, ") | 
 | endif() | 
 |  | 
 | find_package(SuperLU) | 
 | if(SUPERLU_FOUND) | 
 |   add_definitions("-DEIGEN_SUPERLU_SUPPORT") | 
 |   include_directories(${SUPERLU_INCLUDES}) | 
 |   set(SPARSE_LIBS ${SPARSE_LIBS} ${SUPERLU_LIBRARIES} ${EIGEN_BLAS_LIBRARIES}) | 
 |   set(SUPERLU_ALL_LIBS ${SUPERLU_LIBRARIES} ${EIGEN_BLAS_LIBRARIES}) | 
 |   ei_add_property(EIGEN_TESTED_BACKENDS  "SuperLU, ") | 
 | else() | 
 |   ei_add_property(EIGEN_MISSING_BACKENDS  "SuperLU, ") | 
 | endif() | 
 |  | 
 |  | 
 | find_package(Pastix) | 
 | find_package(Scotch) | 
 | find_package(Metis 5.0 REQUIRED) | 
 | if(PASTIX_FOUND) | 
 |   add_definitions("-DEIGEN_PASTIX_SUPPORT") | 
 |   include_directories(${PASTIX_INCLUDES}) | 
 |   if(SCOTCH_FOUND) | 
 |     include_directories(${SCOTCH_INCLUDES}) | 
 |     set(PASTIX_LIBRARIES ${PASTIX_LIBRARIES} ${SCOTCH_LIBRARIES}) | 
 |   elseif(METIS_FOUND) | 
 |     include_directories(${METIS_INCLUDES}) | 
 |     set(PASTIX_LIBRARIES ${PASTIX_LIBRARIES} ${METIS_LIBRARIES}) | 
 |   else(SCOTCH_FOUND) | 
 |     ei_add_property(EIGEN_MISSING_BACKENDS  "PaStiX, ") | 
 |   endif(SCOTCH_FOUND) | 
 |   set(SPARSE_LIBS ${SPARSE_LIBS} ${PASTIX_LIBRARIES} ${ORDERING_LIBRARIES} ${EIGEN_BLAS_LIBRARIES}) | 
 |   set(PASTIX_ALL_LIBS ${PASTIX_LIBRARIES} ${EIGEN_BLAS_LIBRARIES}) | 
 |   ei_add_property(EIGEN_TESTED_BACKENDS  "PaStiX, ") | 
 | else() | 
 |   ei_add_property(EIGEN_MISSING_BACKENDS  "PaStiX, ") | 
 | endif() | 
 |  | 
 | if(METIS_FOUND) | 
 |   add_definitions("-DEIGEN_METIS_SUPPORT") | 
 |   include_directories(${METIS_INCLUDES}) | 
 |   ei_add_property(EIGEN_TESTED_BACKENDS "METIS, ") | 
 | else() | 
 |   ei_add_property(EIGEN_MISSING_BACKENDS "METIS, ") | 
 | endif() | 
 |  | 
 | find_package(SPQR) | 
 | if(SPQR_FOUND AND CHOLMOD_FOUND AND (EIGEN_Fortran_COMPILER_WORKS OR LAPACK_FOUND) ) | 
 |   add_definitions("-DEIGEN_SPQR_SUPPORT") | 
 |   include_directories(${SPQR_INCLUDES}) | 
 |   set(SPQR_ALL_LIBS ${SPQR_LIBRARIES} ${CHOLMOD_LIBRARIES} ${EIGEN_LAPACK_LIBRARIES} ${EIGEN_BLAS_LIBRARIES} ${LAPACK_LIBRARIES}) | 
 |   set(SPARSE_LIBS ${SPARSE_LIBS} ${SPQR_ALL_LIBS}) | 
 |   ei_add_property(EIGEN_TESTED_BACKENDS "SPQR, ") | 
 | else() | 
 |   ei_add_property(EIGEN_MISSING_BACKENDS "SPQR, ") | 
 | endif() | 
 |  | 
 | option(EIGEN_TEST_NOQT "Disable Qt support in unit tests" OFF) | 
 | if(NOT EIGEN_TEST_NOQT) | 
 |   find_package(Qt4) | 
 |   if(QT4_FOUND) | 
 |     include(${QT_USE_FILE}) | 
 |     ei_add_property(EIGEN_TESTED_BACKENDS  "Qt4 support, ") | 
 |   else() | 
 |     ei_add_property(EIGEN_MISSING_BACKENDS  "Qt4 support, ") | 
 |   endif() | 
 | endif(NOT EIGEN_TEST_NOQT) | 
 |  | 
 | if(TEST_LIB) | 
 |   add_definitions("-DEIGEN_EXTERN_INSTANTIATIONS=1") | 
 | endif(TEST_LIB) | 
 |  | 
 | set_property(GLOBAL PROPERTY EIGEN_CURRENT_SUBPROJECT "Official") | 
 | add_custom_target(BuildOfficial) | 
 |  | 
 | ei_add_test(rand) | 
 | ei_add_test(meta) | 
 | ei_add_test(sizeof) | 
 | ei_add_test(dynalloc) | 
 | ei_add_test(nomalloc) | 
 | ei_add_test(first_aligned) | 
 | ei_add_test(nullary) | 
 | ei_add_test(mixingtypes) | 
 | ei_add_test(packetmath) | 
 | ei_add_test(unalignedassert) | 
 | ei_add_test(vectorization_logic) | 
 | ei_add_test(basicstuff) | 
 | ei_add_test(linearstructure) | 
 | ei_add_test(integer_types) | 
 | ei_add_test(unalignedcount) | 
 | if(NOT EIGEN_TEST_NO_EXCEPTIONS) | 
 |   ei_add_test(exceptions) | 
 | endif() | 
 | ei_add_test(redux) | 
 | ei_add_test(visitor) | 
 | ei_add_test(block) | 
 | ei_add_test(corners) | 
 | ei_add_test(swap) | 
 | ei_add_test(resize) | 
 | ei_add_test(conservative_resize) | 
 | ei_add_test(product_small) | 
 | ei_add_test(product_large) | 
 | ei_add_test(product_extra) | 
 | ei_add_test(diagonalmatrices) | 
 | ei_add_test(adjoint) | 
 | ei_add_test(diagonal) | 
 | ei_add_test(miscmatrices) | 
 | ei_add_test(commainitializer) | 
 | ei_add_test(smallvectors) | 
 | ei_add_test(mapped_matrix) | 
 | ei_add_test(mapstride) | 
 | ei_add_test(mapstaticmethods) | 
 | ei_add_test(array) | 
 | ei_add_test(array_for_matrix) | 
 | ei_add_test(array_replicate) | 
 | ei_add_test(array_reverse) | 
 | ei_add_test(ref) | 
 | ei_add_test(is_same_dense) | 
 | ei_add_test(triangular) | 
 | ei_add_test(selfadjoint) | 
 | ei_add_test(product_selfadjoint) | 
 | ei_add_test(product_symm) | 
 | ei_add_test(product_syrk) | 
 | ei_add_test(product_trmv) | 
 | ei_add_test(product_trmm) | 
 | ei_add_test(product_trsolve) | 
 | ei_add_test(product_mmtr) | 
 | ei_add_test(product_notemporary) | 
 | ei_add_test(stable_norm) | 
 | ei_add_test(permutationmatrices) | 
 | ei_add_test(bandmatrix) | 
 | ei_add_test(cholesky) | 
 | ei_add_test(lu) | 
 | ei_add_test(determinant) | 
 | ei_add_test(inverse) | 
 | ei_add_test(qr) | 
 | ei_add_test(qr_colpivoting) | 
 | ei_add_test(qr_fullpivoting) | 
 | ei_add_test(upperbidiagonalization) | 
 | ei_add_test(hessenberg) | 
 | ei_add_test(schur_real) | 
 | ei_add_test(schur_complex) | 
 | ei_add_test(eigensolver_selfadjoint) | 
 | ei_add_test(eigensolver_generic) | 
 | ei_add_test(eigensolver_complex) | 
 | ei_add_test(real_qz) | 
 | ei_add_test(eigensolver_generalized_real) | 
 | ei_add_test(jacobi) | 
 | ei_add_test(jacobisvd) | 
 | ei_add_test(bdcsvd) | 
 | ei_add_test(householder) | 
 | ei_add_test(geo_orthomethods) | 
 | ei_add_test(geo_quaternion) | 
 | ei_add_test(geo_eulerangles) | 
 | ei_add_test(geo_parametrizedline) | 
 | ei_add_test(geo_alignedbox) | 
 | ei_add_test(geo_hyperplane) | 
 | ei_add_test(geo_transformations) | 
 | ei_add_test(geo_homogeneous) | 
 | ei_add_test(stdvector) | 
 | ei_add_test(stdvector_overload) | 
 | ei_add_test(stdlist) | 
 | ei_add_test(stddeque) | 
 | ei_add_test(sparse_basic) | 
 | ei_add_test(sparse_block) | 
 | ei_add_test(sparse_vector) | 
 | ei_add_test(sparse_product) | 
 | ei_add_test(sparse_ref) | 
 | ei_add_test(sparse_solvers) | 
 | ei_add_test(sparse_permutations) | 
 | ei_add_test(simplicial_cholesky) | 
 | ei_add_test(conjugate_gradient) | 
 | ei_add_test(bicgstab) | 
 | ei_add_test(lscg) | 
 | ei_add_test(sparselu) | 
 | ei_add_test(sparseqr) | 
 | ei_add_test(umeyama) | 
 | ei_add_test(nesting_ops "${CMAKE_CXX_FLAGS_DEBUG}") | 
 | ei_add_test(zerosized) | 
 | ei_add_test(dontalign) | 
 | ei_add_test(evaluators) | 
 | if(NOT EIGEN_TEST_NO_EXCEPTIONS) | 
 |   ei_add_test(sizeoverflow) | 
 | endif() | 
 | ei_add_test(prec_inverse_4x4) | 
 | ei_add_test(vectorwiseop) | 
 | ei_add_test(special_numbers) | 
 | ei_add_test(rvalue_types) | 
 | ei_add_test(dense_storage) | 
 | ei_add_test(ctorleak) | 
 |  | 
 | # # ei_add_test(denseLM) | 
 |  | 
 | if(QT4_FOUND) | 
 |   ei_add_test(qtvector "" "${QT_QTCORE_LIBRARY}") | 
 | endif(QT4_FOUND) | 
 |  | 
 | if(UMFPACK_FOUND) | 
 |   ei_add_test(umfpack_support "" "${UMFPACK_ALL_LIBS}") | 
 | endif() | 
 |  | 
 | if(SUPERLU_FOUND) | 
 |   ei_add_test(superlu_support "" "${SUPERLU_ALL_LIBS}") | 
 | endif() | 
 |  | 
 | if(CHOLMOD_FOUND) | 
 |   ei_add_test(cholmod_support "" "${CHOLMOD_ALL_LIBS}") | 
 | endif() | 
 |  | 
 | if(PARDISO_FOUND) | 
 |   ei_add_test(pardiso_support "" "${PARDISO_ALL_LIBS}") | 
 | endif() | 
 |  | 
 | if(PASTIX_FOUND AND (SCOTCH_FOUND OR METIS_FOUND)) | 
 |   ei_add_test(pastix_support "" "${PASTIX_ALL_LIBS}") | 
 | endif() | 
 |  | 
 | if(SPQR_FOUND AND CHOLMOD_FOUND) | 
 |   ei_add_test(spqr_support "" "${SPQR_ALL_LIBS}") | 
 | endif() | 
 |  | 
 | if(METIS_FOUND) | 
 | ei_add_test(metis_support "" "${METIS_LIBRARIES}") | 
 | endif() | 
 |  | 
 | string(TOLOWER "${CMAKE_CXX_COMPILER}" cmake_cxx_compiler_tolower) | 
 | if(cmake_cxx_compiler_tolower MATCHES "qcc") | 
 |   set(CXX_IS_QCC "ON") | 
 | endif() | 
 |  | 
 | ei_add_property(EIGEN_TESTING_SUMMARY "CXX:               ${CMAKE_CXX_COMPILER}\n") | 
 | if(CMAKE_COMPILER_IS_GNUCXX AND NOT CXX_IS_QCC) | 
 |   execute_process(COMMAND ${CMAKE_CXX_COMPILER} --version COMMAND head -n 1 OUTPUT_VARIABLE EIGEN_CXX_VERSION_STRING OUTPUT_STRIP_TRAILING_WHITESPACE) | 
 |   ei_add_property(EIGEN_TESTING_SUMMARY "CXX_VERSION:       ${EIGEN_CXX_VERSION_STRING}\n") | 
 | endif() | 
 | ei_add_property(EIGEN_TESTING_SUMMARY "CXX_FLAGS:         ${CMAKE_CXX_FLAGS}\n") | 
 | ei_add_property(EIGEN_TESTING_SUMMARY "Sparse lib flags:  ${SPARSE_LIBS}\n") | 
 |  | 
 | option(EIGEN_TEST_EIGEN2 "Run whole Eigen2 test suite against EIGEN2_SUPPORT" OFF) | 
 | mark_as_advanced(EIGEN_TEST_EIGEN2) | 
 | if(EIGEN_TEST_EIGEN2) | 
 |   message(WARNING "The Eigen2 test suite has been removed") | 
 | endif() | 
 |  | 
 |  | 
 | # NVCC unit tests | 
 | option(EIGEN_TEST_NVCC "Enable NVCC support in unit tests" OFF) | 
 | if(EIGEN_TEST_NVCC) | 
 |    | 
 | find_package(CUDA 5.0) | 
 | if(CUDA_FOUND) | 
 |    | 
 |   set(CUDA_PROPAGATE_HOST_FLAGS OFF) | 
 |   if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")  | 
 |     set(CUDA_NVCC_FLAGS "-ccbin /usr/bin/clang" CACHE STRING "nvcc flags" FORCE) | 
 |   endif() | 
 |   cuda_include_directories(${CMAKE_CURRENT_BINARY_DIR}) | 
 |   set(EIGEN_ADD_TEST_FILENAME_EXTENSION  "cu") | 
 |    | 
 |   ei_add_test(cuda_basic) | 
 |    | 
 |   unset(EIGEN_ADD_TEST_FILENAME_EXTENSION) | 
 |  | 
 | endif(CUDA_FOUND) | 
 |  | 
 | endif(EIGEN_TEST_NVCC) | 
 |  | 
 |  | 
 | file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/failtests)     | 
 | add_test(NAME failtests WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/failtests COMMAND ${CMAKE_COMMAND} ${Eigen_SOURCE_DIR} -G "${CMAKE_GENERATOR}" -DEIGEN_FAILTEST=ON) | 
 |  | 
 | option(EIGEN_TEST_BUILD_DOCUMENTATION "Test building the doxygen documentation" OFF) | 
 | IF(EIGEN_TEST_BUILD_DOCUMENTATION) | 
 |   add_dependencies(buildtests doc) | 
 | ENDIF() |