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IPPL-framework
Unit tests do not compile in Cuda build
The IPPL unit tests are not compiling in Cuda build. The problem is in the FFT unit tests, which cause the following error:
[ 87%] Building CXX object unit_tests/FFT/CMakeFiles/FFT.dir/FFT.cpp.o
/psi/home/mayani_s/ippl-phd/ippl/src/FFT/FFT.h(267): error: incomplete type is not allowed
class FFT<CosTransform, Field> : public FFTBase<Field, heffte::fft3d, typename detail::HeffteBackendType<typename Field::memory_space>::backendCos> {
^
detected during:
instantiation of class "ippl::FFT<ippl::CosTransform, Field> [with Field=ippl::Field<double, 2U, ippl::UniformCartesian<double, 2U>, Cell, Kokkos::Serial>]" at line 1065 of /afs/psi.ch/sys/psi.merlin/Programming/gcc/12.3.0/include/c++/12.3.0/bits/unique_ptr.h
instantiation of "std::__detail::__unique_ptr_t<_Tp> std::make_unique<_Tp,_Args...>(_Args &&...) [with _Tp=ippl::FFT<ippl::CosTransform, ippl::Field<double, 2U, ippl::UniformCartesian<double, 2U>, Cell, Kokkos::Serial>>, _Args=<const ippl::FieldLayout<2U> &, ippl::ParameterList>]" at line 149 of /psi/home/mayani_s/ippl-phd/ippl/unit_tests/FFT/FFT.cpp
instantiation of "void FFTTest<Parameters<T, ExecSpace, Rank<Dim>>>::testTrig<Transform>(std::shared_ptr<FFTTest<Parameters<T, ExecSpace, Rank<Dim>>>::field_type_real> &, const FFTTest<Parameters<T, ExecSpace, Rank<Dim>>>::layout_type &) [with T=double, ExecSpace=Kokkos::Serial, Dim=2U, Transform=ippl::CosTransform]" at line 181 of /psi/home/mayani_s/ippl-phd/ippl/unit_tests/FFT/FFT.cpp
instantiation of "void FFTTest_Cos_Test<gtest_TypeParam_>::TestBody() [with gtest_TypeParam_=Parameters<double, Kokkos::Serial, Rank<2U>>]" at line 457 of /psi/home/mayani_s/ippl-phd/ippl/build_cuda_unit/_deps/googletest-src/googletest/include/gtest/internal/gtest-internal.h
implicit generation of "FFTTest_Cos_Test<gtest_TypeParam_>::~FFTTest_Cos_Test() noexcept [with gtest_TypeParam_=Parameters<double, Kokkos::Serial, Rank<2U>>]" at line 457 of /psi/home/mayani_s/ippl-phd/ippl/build_cuda_unit/_deps/googletest-src/googletest/include/gtest/internal/gtest-internal.h
[ 4 instantiation contexts not shown ]
implicit generation of "testing::internal::TestFactoryImpl<TestClass>::~TestFactoryImpl() noexcept [with TestClass=FFTTest_Cos_Test<Parameters<double, Kokkos::Serial, Rank<2U>>>]" at line 726 of /psi/home/mayani_s/ippl-phd/ippl/build_cuda_unit/_deps/googletest-src/googletest/include/gtest/internal/gtest-internal.h
instantiation of class "testing::internal::TestFactoryImpl<TestClass> [with TestClass=FFTTest_Cos_Test<Parameters<double, Kokkos::Serial, Rank<2U>>>]" at line 726 of /psi/home/mayani_s/ippl-phd/ippl/build_cuda_unit/_deps/googletest-src/googletest/include/gtest/internal/gtest-internal.h
implicit generation of "testing::internal::TestFactoryImpl<TestClass>::TestFactoryImpl() [with TestClass=FFTTest_Cos_Test<Parameters<double, Kokkos::Serial, Rank<2U>>>]" at line 726 of /psi/home/mayani_s/ippl-phd/ippl/build_cuda_unit/_deps/googletest-src/googletest/include/gtest/internal/gtest-internal.h
instantiation of class "testing::internal::TestFactoryImpl<TestClass> [with TestClass=FFTTest_Cos_Test<Parameters<double, Kokkos::Serial, Rank<2U>>>]" at line 726 of /psi/home/mayani_s/ippl-phd/ippl/build_cuda_unit/_deps/googletest-src/googletest/include/gtest/internal/gtest-internal.h
instantiation of "__nv_bool testing::internal::TypeParameterizedTest<Fixture, TestSel, Types>::Register(const char *, const testing::internal::CodeLocation &, const char *, const char *, int, const std::vector<std::string, std::allocator<std::string>> &) [with Fixture=FFTTest, TestSel=testing::internal::TemplateSel<FFTTest_Cos_Test>, Types=gtest_type_params_FFTTest_]" at line 180 of /psi/home/mayani_s/ippl-phd/ippl/unit_tests/FFT/FFT.cpp
/psi/home/mayani_s/ippl-phd/ippl/build_cuda_unit/_deps/heffte-src/include/heffte_common.h(236): error: class "std::enable_if<false, void *>" has no member "type"
template<typename backend_tag, typename std::enable_if<is_enabled<backend_tag>::value, void*>::type = nullptr>
^
detected during:
processing of template argument list for "heffte::backend::buffer_traits" based on template argument <<error-type>> at line 240 of /psi/home/mayani_s/ippl-phd/ippl/build_cuda_unit/_deps/heffte-src/include/heffte_fft3d.h
instantiation of class "heffte::fft3d<backend_tag, index> [with backend_tag=<error-type>, index=int]" at line 128 of /psi/home/mayani_s/ippl-phd/ippl/src/FFT/FFT.h
instantiation of class "ippl::FFTBase<Field, FFT, Backend, BufferType> [with Field=ippl::Field<double, 2U, ippl::UniformCartesian<double, 2U>, Cell, Kokkos::Serial>, FFT=heffte::fft3d, Backend=<error-type>, BufferType=double]" at line 267 of /psi/home/mayani_s/ippl-phd/ippl/src/FFT/FFT.h
instantiation of class "ippl::FFT<ippl::CosTransform, Field> [with Field=ippl::Field<double, 2U, ippl::UniformCartesian<double, 2U>, Cell, Kokkos::Serial>]" at line 1065 of /afs/psi.ch/sys/psi.merlin/Programming/gcc/12.3.0/include/c++/12.3.0/bits/unique_ptr.h
instantiation of "std::__detail::__unique_ptr_t<_Tp> std::make_unique<_Tp,_Args...>(_Args &&...) [with _Tp=ippl::FFT<ippl::CosTransform, ippl::Field<double, 2U, ippl::UniformCartesian<double, 2U>, Cell, Kokkos::Serial>>, _Args=<const ippl::FieldLayout<2U> &, ippl::ParameterList>]" at line 149 of /psi/home/mayani_s/ippl-phd/ippl/unit_tests/FFT/FFT.cpp
[ 7 instantiation contexts not shown ]
implicit generation of "testing::internal::TestFactoryImpl<TestClass>::~TestFactoryImpl() noexcept [with TestClass=FFTTest_Cos_Test<Parameters<double, Kokkos::Serial, Rank<2U>>>]" at line 726 of /psi/home/mayani_s/ippl-phd/ippl/build_cuda_unit/_deps/googletest-src/googletest/include/gtest/internal/gtest-internal.h
instantiation of class "testing::internal::TestFactoryImpl<TestClass> [with TestClass=FFTTest_Cos_Test<Parameters<double, Kokkos::Serial, Rank<2U>>>]" at line 726 of /psi/home/mayani_s/ippl-phd/ippl/build_cuda_unit/_deps/googletest-src/googletest/include/gtest/internal/gtest-internal.h
implicit generation of "testing::internal::TestFactoryImpl<TestClass>::TestFactoryImpl() [with TestClass=FFTTest_Cos_Test<Parameters<double, Kokkos::Serial, Rank<2U>>>]" at line 726 of /psi/home/mayani_s/ippl-phd/ippl/build_cuda_unit/_deps/googletest-src/googletest/include/gtest/internal/gtest-internal.h
instantiation of class "testing::internal::TestFactoryImpl<TestClass> [with TestClass=FFTTest_Cos_Test<Parameters<double, Kokkos::Serial, Rank<2U>>>]" at line 726 of /psi/home/mayani_s/ippl-phd/ippl/build_cuda_unit/_deps/googletest-src/googletest/include/gtest/internal/gtest-internal.h
instantiation of "__nv_bool testing::internal::TypeParameterizedTest<Fixture, TestSel, Types>::Register(const char *, const testing::internal::CodeLocation &, const char *, const char *, int, const std::vector<std::string, std::allocator<std::string>> &) [with Fixture=FFTTest, TestSel=testing::internal::TemplateSel<FFTTest_Cos_Test>, Types=gtest_type_params_FFTTest_]" at line 180 of /psi/home/mayani_s/ippl-phd/ippl/unit_tests/FFT/FFT.cpp
There are also some uses of std:: in the unit tests that cause the following warning:
[ 85%] Building CXX object unit_tests/BareField/CMakeFiles/BareField.dir/BareField.cpp.o
/psi/home/mayani_s/ippl-phd/ippl/src/Field/BareField.hpp(27): warning #20013-D: calling a constexpr __host__ function("infinity") from a __host__ __device__ function("min") is not allowed. The experimental flag '--expt-relaxed-constexpr' can be used to allow this.
return ippl::Vector<T, Dim>(std::numeric_limits<T>::infinity());
^
detected during:
instantiation of "ippl::Vector<T, Dim> Kokkos::reduction_identity<ippl::Vector<T, Dim>>::min() [with T=double, Dim=1U]" at line 215
