* Package:    sci-libs/flann-1.9.1
 * Repository: gentoo
 * Maintainer: sci@gentoo.org
 * USE:        abi_x86_64 amd64 elibc_glibc kernel_linux openmp userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox userpriv usersandbox
>>> Unpacking source...
>>> Unpacking flann-1.9.1.tar.gz to /var/tmp/portage/sci-libs/flann-1.9.1/work
>>> Source unpacked in /var/tmp/portage/sci-libs/flann-1.9.1/work
>>> Preparing source in /var/tmp/portage/sci-libs/flann-1.9.1/work/flann-1.9.1 ...
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/sci-libs/flann-1.9.1/work/flann-1.9.1 ...
>>> Working in BUILD_DIR: "/var/tmp/portage/sci-libs/flann-1.9.1/work/flann-1.9.1_build"
cmake -C /var/tmp/portage/sci-libs/flann-1.9.1/work/flann-1.9.1_build/gentoo_common_config.cmake -G Unix Makefiles -DCMAKE_INSTALL_PREFIX=/usr -DBUILD_C_BINDINGS=ON -DBUILD_PYTHON_BINDINGS=OFF -DPYTHON_EXECUTABLE= -DDOCDIR=share/doc/flann-1.9.1 -DBUILD_CUDA_LIB=no -DBUILD_EXAMPLES=no -DBUILD_DOC=no -DBUILD_TESTS=OFF -DBUILD_MATLAB_BINDINGS=no -DUSE_MPI=no -DUSE_OPENMP=yes -DCMAKE_BUILD_TYPE=Gentoo -DCMAKE_TOOLCHAIN_FILE=/var/tmp/portage/sci-libs/flann-1.9.1/work/flann-1.9.1_build/gentoo_toolchain.cmake  /var/tmp/portage/sci-libs/flann-1.9.1/work/flann-1.9.1
loading initial cache file /var/tmp/portage/sci-libs/flann-1.9.1/work/flann-1.9.1_build/gentoo_common_config.cmake
-- The C compiler identification is GNU 8.2.0
-- The CXX compiler identification is GNU 8.2.0
-- Check for working C compiler: /usr/bin/x86_64-pc-linux-gnu-gcc
-- Check for working C compiler: /usr/bin/x86_64-pc-linux-gnu-gcc -- works
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Detecting C compile features
-- Detecting C compile features - done
-- Check for working CXX compiler: /usr/bin/x86_64-pc-linux-gnu-g++
-- Check for working CXX compiler: /usr/bin/x86_64-pc-linux-gnu-g++ -- works
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Could NOT find PythonInterp (missing: PYTHON_EXECUTABLE) 
-- Could NOT find HDF5 (missing: HDF5_LIBRARIES HDF5_INCLUDE_DIRS) (found version "")
CMake Warning at CMakeLists.txt:78 (message):
  hdf5 library not found, some tests will not be run


-- Could NOT find GTest (missing: GTEST_LIBRARY GTEST_INCLUDE_DIR GTEST_MAIN_LIBRARY) 
CMake Warning at CMakeLists.txt:117 (message):
  gtest library not found, some tests will not be run


-- Found OpenMP_C: -fopenmp (found version "4.5") 
-- Found OpenMP_CXX: -fopenmp (found version "4.5") 
-- Found OpenMP: TRUE (found version "4.5")  
-- Install prefix: /usr
-- Build type: Gentoo
-- Building C bindings: ON
-- Building examples: no
-- Building tests: OFF
-- Building documentation: no
-- Building python bindings: OFF
-- Building matlab bindings: no
-- Building CUDA library: no
-- Using OpenMP support: yes
-- Using MPI support: no
-- <<< Gentoo configuration >>>
Build type      Gentoo
Install path    /usr
Compiler flags:
C               -O2 -pipe -march=native -fopenmp
C++             -O2 -pipe -march=native -std=c++11 -fopenmp
Linker flags:
Executable      -Wl,-O1 -Wl,--as-needed 
Module          -Wl,-O1 -Wl,--as-needed
Shared          -Wl,-O1 -Wl,--as-needed

-- Configuring done
CMake Error at src/cpp/CMakeLists.txt:32 (add_library):
  No SOURCES given to target: flann_cpp


CMake Error at src/cpp/CMakeLists.txt:86 (add_library):
  No SOURCES given to target: flann


-- Build files have been written to: /var/tmp/portage/sci-libs/flann-1.9.1/work/flann-1.9.1_build
 * ERROR: sci-libs/flann-1.9.1::gentoo failed (configure phase):
 *   cmake failed
 * 
 * Call stack:
 *     ebuild.sh, line  124:  Called src_configure
 *   environment, line 2970:  Called cmake-utils_src_configure
 *   environment, line  934:  Called die
 * The specific snippet of code:
 *       "${CMAKE_BINARY}" "${cmakeargs[@]}" "${CMAKE_USE_DIR}" || die "cmake failed";
 * 
 * If you need support, post the output of `emerge --info '=sci-libs/flann-1.9.1::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=sci-libs/flann-1.9.1::gentoo'`.
 * The complete build log is located at '/var/log/portage/sci-libs:flann-1.9.1:20190503-163553.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/sci-libs/flann-1.9.1/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/sci-libs/flann-1.9.1/temp/environment'.
 * Working directory: '/var/tmp/portage/sci-libs/flann-1.9.1/work/flann-1.9.1_build'
 * S: '/var/tmp/portage/sci-libs/flann-1.9.1/work/flann-1.9.1'