Fix Issues detected by Valgrind

[thoasm]

Currently, we have two potential memory problems according to Valgrind:

In cuda/test/matrix/csr_kernels.cpp (see the full Valgrind output):

Valgrind reported problems for csr_kernels.cpp

==6701== Memcheck, a memory error detector
==6701== Copyright (C) 2002-2015, and GNU GPL'd, by Julian Seward et al.
==6701== Using Valgrind-3.11.0 and LibVEX; rerun with -h for copyright info
==6701== Command: /builds/ginkgo-project/ginkgo-public-ci/build/cuda/test/matrix/csr_kernels
==6701== Parent PID: 9
==6701== 
==6701== Warning: noted but unhandled ioctl 0x30000001 with no size/direction hints.
==6701==    This could cause spurious value errors to appear.
==6701==    See README_MISSING_SYSCALL_OR_IOCTL for guidance on writing a proper wrapper.
==6701== Warning: noted but unhandled ioctl 0x27 with no size/direction hints.
==6701==    This could cause spurious value errors to appear.
==6701==    See README_MISSING_SYSCALL_OR_IOCTL for guidance on writing a proper wrapper.
==6701== Warning: noted but unhandled ioctl 0x7ff with no size/direction hints.
==6701==    This could cause spurious value errors to appear.
==6701==    See README_MISSING_SYSCALL_OR_IOCTL for guidance on writing a proper wrapper.
==6701== Warning: noted but unhandled ioctl 0x25 with no size/direction hints.
==6701==    This could cause spurious value errors to appear.
==6701==    See README_MISSING_SYSCALL_OR_IOCTL for guidance on writing a proper wrapper.
==6701== Warning: noted but unhandled ioctl 0x17 with no size/direction hints.
==6701==    This could cause spurious value errors to appear.
==6701==    See README_MISSING_SYSCALL_OR_IOCTL for guidance on writing a proper wrapper.
==6701== Warning: set address range perms: large range [0x1000000000, 0x2100000000) (noaccess)
==6701== Warning: set address range perms: large range [0x200000000, 0x600000000) (noaccess)
==6701== Warning: set address range perms: large range [0x11f56000, 0x31f55000) (noaccess)
==6701== Warning: noted but unhandled ioctl 0x19 with no size/direction hints.
==6701==    This could cause spurious value errors to appear.
==6701==    See README_MISSING_SYSCALL_OR_IOCTL for guidance on writing a proper wrapper.
==6701== Warning: noted but unhandled ioctl 0x21 with no size/direction hints.
==6701==    This could cause spurious value errors to appear.
==6701==    See README_MISSING_SYSCALL_OR_IOCTL for guidance on writing a proper wrapper.
==6701== Warning: noted but unhandled ioctl 0x1b with no size/direction hints.
==6701==    This could cause spurious value errors to appear.
==6701==    See README_MISSING_SYSCALL_OR_IOCTL for guidance on writing a proper wrapper.
==6701== Warning: noted but unhandled ioctl 0x42 with no size/direction hints.
==6701==    This could cause spurious value errors to appear.
==6701==    See README_MISSING_SYSCALL_OR_IOCTL for guidance on writing a proper wrapper.
==6701== Warning: noted but unhandled ioctl 0x22 with no size/direction hints.
==6701==    This could cause spurious value errors to appear.
==6701==    See README_MISSING_SYSCALL_OR_IOCTL for guidance on writing a proper wrapper.
UMR ==6701== Invalid read of size 4
==6701==    at 0x4A2C85: gko::matrix::Csr::automatical::process(gko::Array const&, gko::Array*) (csr.hpp:236)
==6701==    by 0x587B258: gko::matrix::Csr::make_srow() (csr.hpp:473)
==6701==    by 0x58CB2C7: gko::matrix::Dense::move_to(gko::matrix::Csr*) (dense.cpp:315)
==6701==    by 0x4A52BC: gko::EnablePolymorphicObject, gko::LinOp>::copy_from_impl(std::unique_ptr >) (polymorphic_object.hpp:527)
==6701==    by 0x47C947: gko::EnableAbstractPolymorphicObject, gko::LinOp>::copy_from(std::unique_ptr >) (polymorphic_object.hpp:323)
==6701==    by 0x46F41A: (anonymous namespace)::Csr::set_up_apply_data(std::shared_ptr::strategy_type>, int) (csr_kernels.cpp:90)
==6701==    by 0x472435: (anonymous namespace)::Csr_SimpleApplyIsEquivalentToRefWithAutomatical_Test::TestBody() (csr_kernels.cpp:235)
==6701==    by 0x4D97FE: void testing::internal::HandleSehExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2432)
==6701==    by 0x4D3D9A: void testing::internal::HandleExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2468)
==6701==    by 0x4B52ED: testing::Test::Run() (gtest.cc:2506)
==6701==    by 0x4B5C35: testing::TestInfo::Run() (gtest.cc:2682)
==6701==    by 0x4B626A: testing::TestCase::Run() (gtest.cc:2800)
==6701==  Address 0x1c4461b4 is 0 bytes after a block of size 2,132 alloc'd
==6701==    at 0x4C2DB8F: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
==6701==    by 0x6B2A209: gko::OmpExecutor::raw_alloc(unsigned long) const (executor.cpp:65)
==6701==    by 0x491969: int* gko::Executor::alloc(unsigned long) const (executor.hpp:458)
==6701==    by 0x4A8AAC: gko::Array::resize_and_reset(unsigned long) (array.hpp:376)
==6701==    by 0x4A6078: gko::Array::operator=(gko::Array const&) (array.hpp:297)
==6701==    by 0x4A2C58: gko::matrix::Csr::automatical::process(gko::Array const&, gko::Array*) (csr.hpp:234)
==6701==    by 0x587B258: gko::matrix::Csr::make_srow() (csr.hpp:473)
==6701==    by 0x58CB2C7: gko::matrix::Dense::move_to(gko::matrix::Csr*) (dense.cpp:315)
==6701==    by 0x4A52BC: gko::EnablePolymorphicObject, gko::LinOp>::copy_from_impl(std::unique_ptr >) (polymorphic_object.hpp:527)
==6701==    by 0x47C947: gko::EnableAbstractPolymorphicObject, gko::LinOp>::copy_from(std::unique_ptr >) (polymorphic_object.hpp:323)
==6701==    by 0x46F41A: (anonymous namespace)::Csr::set_up_apply_data(std::shared_ptr::strategy_type>, int) (csr_kernels.cpp:90)
==6701==    by 0x472435: (anonymous namespace)::Csr_SimpleApplyIsEquivalentToRefWithAutomatical_Test::TestBody() (csr_kernels.cpp:235)
==6701== 
UMR ==6701== Invalid read of size 4
==6701==    at 0x4A2C85: gko::matrix::Csr::automatical::process(gko::Array const&, gko::Array*) (csr.hpp:236)
==6701==    by 0x587B258: gko::matrix::Csr::make_srow() (csr.hpp:473)
==6701==    by 0x587A9D1: gko::matrix::Csr::transpose() const (csr.cpp:205)
==6701==    by 0x4744EB: (anonymous namespace)::Csr_TransposeIsEquivalentToRef_Test::TestBody() (csr_kernels.cpp:314)
==6701==    by 0x4D97FE: void testing::internal::HandleSehExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2432)
==6701==    by 0x4D3D9A: void testing::internal::HandleExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2468)
==6701==    by 0x4B52ED: testing::Test::Run() (gtest.cc:2506)
==6701==    by 0x4B5C35: testing::TestInfo::Run() (gtest.cc:2682)
==6701==    by 0x4B626A: testing::TestCase::Run() (gtest.cc:2800)
==6701==    by 0x4C0155: testing::internal::UnitTestImpl::RunAllTests() (gtest.cc:5124)
==6701==    by 0x4DA9B0: bool testing::internal::HandleSehExceptionsInMethodIfSupported(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::*)(), char const*) (gtest.cc:2432)
==6701==    by 0x4D4BFA: bool testing::internal::HandleExceptionsInMethodIfSupported(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::*)(), char const*) (gtest.cc:2468)
==6701==  Address 0x321a4e10 is 0 bytes after a block of size 928 alloc'd
==6701==    at 0x4C2DB8F: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
==6701==    by 0x6B2A209: gko::OmpExecutor::raw_alloc(unsigned long) const (executor.cpp:65)
==6701==    by 0x491969: int* gko::Executor::alloc(unsigned long) const (executor.hpp:458)
==6701==    by 0x4A8AAC: gko::Array::resize_and_reset(unsigned long) (array.hpp:376)
==6701==    by 0x4A6078: gko::Array::operator=(gko::Array const&) (array.hpp:297)
==6701==    by 0x4A2C58: gko::matrix::Csr::automatical::process(gko::Array const&, gko::Array*) (csr.hpp:234)
==6701==    by 0x587B258: gko::matrix::Csr::make_srow() (csr.hpp:473)
==6701==    by 0x587A9D1: gko::matrix::Csr::transpose() const (csr.cpp:205)
==6701==    by 0x4744EB: (anonymous namespace)::Csr_TransposeIsEquivalentToRef_Test::TestBody() (csr_kernels.cpp:314)
==6701==    by 0x4D97FE: void testing::internal::HandleSehExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2432)
==6701==    by 0x4D3D9A: void testing::internal::HandleExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2468)
==6701==    by 0x4B52ED: testing::Test::Run() (gtest.cc:2506)
==6701== 
UMR ==6701== Invalid read of size 4
==6701==    at 0x4A2C85: gko::matrix::Csr::automatical::process(gko::Array const&, gko::Array*) (csr.hpp:236)
==6701==    by 0x587B258: gko::matrix::Csr::make_srow() (csr.hpp:473)
==6701==    by 0x587A9D1: gko::matrix::Csr::transpose() const (csr.cpp:205)
==6701==    by 0x474519: (anonymous namespace)::Csr_TransposeIsEquivalentToRef_Test::TestBody() (csr_kernels.cpp:315)
==6701==    by 0x4D97FE: void testing::internal::HandleSehExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2432)
==6701==    by 0x4D3D9A: void testing::internal::HandleExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2468)
==6701==    by 0x4B52ED: testing::Test::Run() (gtest.cc:2506)
==6701==    by 0x4B5C35: testing::TestInfo::Run() (gtest.cc:2682)
==6701==    by 0x4B626A: testing::TestCase::Run() (gtest.cc:2800)
==6701==    by 0x4C0155: testing::internal::UnitTestImpl::RunAllTests() (gtest.cc:5124)
==6701==    by 0x4DA9B0: bool testing::internal::HandleSehExceptionsInMethodIfSupported(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::*)(), char const*) (gtest.cc:2432)
==6701==    by 0x4D4BFA: bool testing::internal::HandleExceptionsInMethodIfSupported(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::*)(), char const*) (gtest.cc:2468)
==6701==  Address 0x1c6e4680 is 0 bytes after a block of size 928 alloc'd
==6701==    at 0x4C2DB8F: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
==6701==    by 0x6B2A209: gko::OmpExecutor::raw_alloc(unsigned long) const (executor.cpp:65)
==6701==    by 0x491969: int* gko::Executor::alloc(unsigned long) const (executor.hpp:458)
==6701==    by 0x4A8AAC: gko::Array::resize_and_reset(unsigned long) (array.hpp:376)
==6701==    by 0x4A6078: gko::Array::operator=(gko::Array const&) (array.hpp:297)
==6701==    by 0x4A2C58: gko::matrix::Csr::automatical::process(gko::Array const&, gko::Array*) (csr.hpp:234)
==6701==    by 0x587B258: gko::matrix::Csr::make_srow() (csr.hpp:473)
==6701==    by 0x587A9D1: gko::matrix::Csr::transpose() const (csr.cpp:205)
==6701==    by 0x474519: (anonymous namespace)::Csr_TransposeIsEquivalentToRef_Test::TestBody() (csr_kernels.cpp:315)
==6701==    by 0x4D97FE: void testing::internal::HandleSehExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2432)
==6701==    by 0x4D3D9A: void testing::internal::HandleExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2468)
==6701==    by 0x4B52ED: testing::Test::Run() (gtest.cc:2506)
==6701== 
UMR ==6701== Invalid read of size 4
==6701==    at 0x4A2741: gko::matrix::Csr, int>::automatical::process(gko::Array const&, gko::Array*) (csr.hpp:236)
==6701==    by 0x587FE32: gko::matrix::Csr, int>::make_srow() (csr.hpp:473)
==6701==    by 0x58D27E3: gko::matrix::Dense >::move_to(gko::matrix::Csr, int>*) (dense.cpp:315)
==6701==    by 0x4A4A1C: gko::EnablePolymorphicObject, int>, gko::LinOp>::copy_from_impl(std::unique_ptr >) (polymorphic_object.hpp:527)
==6701==    by 0x47D067: gko::EnableAbstractPolymorphicObject, int>, gko::LinOp>::copy_from(std::unique_ptr >) (polymorphic_object.hpp:323)
==6701==    by 0x46F919: (anonymous namespace)::Csr::set_up_apply_complex_data(std::shared_ptr, int>::strategy_type>) (csr_kernels.cpp:111)
==6701==    by 0x474914: (anonymous namespace)::Csr_ConjugateTransposeIsEquivalentToRef_Test::TestBody() (csr_kernels.cpp:324)
==6701==    by 0x4D97FE: void testing::internal::HandleSehExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2432)
==6701==    by 0x4D3D9A: void testing::internal::HandleExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2468)
==6701==    by 0x4B52ED: testing::Test::Run() (gtest.cc:2506)
==6701==    by 0x4B5C35: testing::TestInfo::Run() (gtest.cc:2682)
==6701==    by 0x4B626A: testing::TestCase::Run() (gtest.cc:2800)
==6701==  Address 0x14495964 is 0 bytes after a block of size 2,132 alloc'd
==6701==    at 0x4C2DB8F: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
==6701==    by 0x6B2A209: gko::OmpExecutor::raw_alloc(unsigned long) const (executor.cpp:65)
==6701==    by 0x491969: int* gko::Executor::alloc(unsigned long) const (executor.hpp:458)
==6701==    by 0x4A8AAC: gko::Array::resize_and_reset(unsigned long) (array.hpp:376)
==6701==    by 0x4A6078: gko::Array::operator=(gko::Array const&) (array.hpp:297)
==6701==    by 0x4A2714: gko::matrix::Csr, int>::automatical::process(gko::Array const&, gko::Array*) (csr.hpp:234)
==6701==    by 0x587FE32: gko::matrix::Csr, int>::make_srow() (csr.hpp:473)
==6701==    by 0x58D27E3: gko::matrix::Dense >::move_to(gko::matrix::Csr, int>*) (dense.cpp:315)
==6701==    by 0x4A4A1C: gko::EnablePolymorphicObject, int>, gko::LinOp>::copy_from_impl(std::unique_ptr >) (polymorphic_object.hpp:527)
==6701==    by 0x47D067: gko::EnableAbstractPolymorphicObject, int>, gko::LinOp>::copy_from(std::unique_ptr >) (polymorphic_object.hpp:323)
==6701==    by 0x46F919: (anonymous namespace)::Csr::set_up_apply_complex_data(std::shared_ptr, int>::strategy_type>) (csr_kernels.cpp:111)
==6701==    by 0x474914: (anonymous namespace)::Csr_ConjugateTransposeIsEquivalentToRef_Test::TestBody() (csr_kernels.cpp:324)
==6701== 
UMR ==6701== Invalid read of size 4
==6701==    at 0x4A2741: gko::matrix::Csr, int>::automatical::process(gko::Array const&, gko::Array*) (csr.hpp:236)
==6701==    by 0x587FE32: gko::matrix::Csr, int>::make_srow() (csr.hpp:473)
==6701==    by 0x587F753: gko::matrix::Csr, int>::conj_transpose() const (csr.cpp:219)
==6701==    by 0x474963: (anonymous namespace)::Csr_ConjugateTransposeIsEquivalentToRef_Test::TestBody() (csr_kernels.cpp:326)
==6701==    by 0x4D97FE: void testing::internal::HandleSehExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2432)
==6701==    by 0x4D3D9A: void testing::internal::HandleExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2468)
==6701==    by 0x4B52ED: testing::Test::Run() (gtest.cc:2506)
==6701==    by 0x4B5C35: testing::TestInfo::Run() (gtest.cc:2682)
==6701==    by 0x4B626A: testing::TestCase::Run() (gtest.cc:2800)
==6701==    by 0x4C0155: testing::internal::UnitTestImpl::RunAllTests() (gtest.cc:5124)
==6701==    by 0x4DA9B0: bool testing::internal::HandleSehExceptionsInMethodIfSupported(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::*)(), char const*) (gtest.cc:2432)
==6701==    by 0x4D4BFA: bool testing::internal::HandleExceptionsInMethodIfSupported(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::*)(), char const*) (gtest.cc:2468)
==6701==  Address 0x309d41f0 is 0 bytes after a block of size 928 alloc'd
==6701==    at 0x4C2DB8F: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
==6701==    by 0x6B2A209: gko::OmpExecutor::raw_alloc(unsigned long) const (executor.cpp:65)
==6701==    by 0x491969: int* gko::Executor::alloc(unsigned long) const (executor.hpp:458)
==6701==    by 0x4A8AAC: gko::Array::resize_and_reset(unsigned long) (array.hpp:376)
==6701==    by 0x4A6078: gko::Array::operator=(gko::Array const&) (array.hpp:297)
==6701==    by 0x4A2714: gko::matrix::Csr, int>::automatical::process(gko::Array const&, gko::Array*) (csr.hpp:234)
==6701==    by 0x587FE32: gko::matrix::Csr, int>::make_srow() (csr.hpp:473)
==6701==    by 0x587F753: gko::matrix::Csr, int>::conj_transpose() const (csr.cpp:219)
==6701==    by 0x474963: (anonymous namespace)::Csr_ConjugateTransposeIsEquivalentToRef_Test::TestBody() (csr_kernels.cpp:326)
==6701==    by 0x4D97FE: void testing::internal::HandleSehExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2432)
==6701==    by 0x4D3D9A: void testing::internal::HandleExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2468)
==6701==    by 0x4B52ED: testing::Test::Run() (gtest.cc:2506)
==6701== 
UMR ==6701== Invalid read of size 4
==6701==    at 0x4A2741: gko::matrix::Csr, int>::automatical::process(gko::Array const&, gko::Array*) (csr.hpp:236)
==6701==    by 0x587FE32: gko::matrix::Csr, int>::make_srow() (csr.hpp:473)
==6701==    by 0x587F753: gko::matrix::Csr, int>::conj_transpose() const (csr.cpp:219)
==6701==    by 0x474994: (anonymous namespace)::Csr_ConjugateTransposeIsEquivalentToRef_Test::TestBody() (csr_kernels.cpp:327)
==6701==    by 0x4D97FE: void testing::internal::HandleSehExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2432)
==6701==    by 0x4D3D9A: void testing::internal::HandleExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2468)
==6701==    by 0x4B52ED: testing::Test::Run() (gtest.cc:2506)
==6701==    by 0x4B5C35: testing::TestInfo::Run() (gtest.cc:2682)
==6701==    by 0x4B626A: testing::TestCase::Run() (gtest.cc:2800)
==6701==    by 0x4C0155: testing::internal::UnitTestImpl::RunAllTests() (gtest.cc:5124)
==6701==    by 0x4DA9B0: bool testing::internal::HandleSehExceptionsInMethodIfSupported(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::*)(), char const*) (gtest.cc:2432)
==6701==    by 0x4D4BFA: bool testing::internal::HandleExceptionsInMethodIfSupported(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::*)(), char const*) (gtest.cc:2468)
==6701==  Address 0x309d92a0 is 0 bytes after a block of size 928 alloc'd
==6701==    at 0x4C2DB8F: malloc (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
==6701==    by 0x6B2A209: gko::OmpExecutor::raw_alloc(unsigned long) const (executor.cpp:65)
==6701==    by 0x491969: int* gko::Executor::alloc(unsigned long) const (executor.hpp:458)
==6701==    by 0x4A8AAC: gko::Array::resize_and_reset(unsigned long) (array.hpp:376)
==6701==    by 0x4A6078: gko::Array::operator=(gko::Array const&) (array.hpp:297)
==6701==    by 0x4A2714: gko::matrix::Csr, int>::automatical::process(gko::Array const&, gko::Array*) (csr.hpp:234)
==6701==    by 0x587FE32: gko::matrix::Csr, int>::make_srow() (csr.hpp:473)
==6701==    by 0x587F753: gko::matrix::Csr, int>::conj_transpose() const (csr.cpp:219)
==6701==    by 0x474994: (anonymous namespace)::Csr_ConjugateTransposeIsEquivalentToRef_Test::TestBody() (csr_kernels.cpp:327)
==6701==    by 0x4D97FE: void testing::internal::HandleSehExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2432)
==6701==    by 0x4D3D9A: void testing::internal::HandleExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2468)
==6701==    by 0x4B52ED: testing::Test::Run() (gtest.cc:2506)
==6701== 
==6701== 
==6701== HEAP SUMMARY:
==6701==     in use at exit: 606,736 bytes in 1,439 blocks
==6701==   total heap usage: 8,585,599 allocs, 8,584,160 frees, 7,046,305,229 bytes allocated
==6701== 

In cuda/test/matrix/dense_kernels.cpp (see the full Valgrind output):

Valgrind reported problems for dense_kernels.cpp

==6722== Memcheck, a memory error detector
==6722== Copyright (C) 2002-2015, and GNU GPL'd, by Julian Seward et al.
==6722== Using Valgrind-3.11.0 and LibVEX; rerun with -h for copyright info
==6722== Command: /builds/ginkgo-project/ginkgo-public-ci/build/cuda/test/matrix/dense_kernels
==6722== Parent PID: 9
==6722== 
==6722== Warning: noted but unhandled ioctl 0x30000001 with no size/direction hints.
==6722==    This could cause spurious value errors to appear.
==6722==    See README_MISSING_SYSCALL_OR_IOCTL for guidance on writing a proper wrapper.
==6722== Warning: noted but unhandled ioctl 0x27 with no size/direction hints.
==6722==    This could cause spurious value errors to appear.
==6722==    See README_MISSING_SYSCALL_OR_IOCTL for guidance on writing a proper wrapper.
==6722== Warning: noted but unhandled ioctl 0x7ff with no size/direction hints.
==6722==    This could cause spurious value errors to appear.
==6722==    See README_MISSING_SYSCALL_OR_IOCTL for guidance on writing a proper wrapper.
==6722== Warning: noted but unhandled ioctl 0x25 with no size/direction hints.
==6722==    This could cause spurious value errors to appear.
==6722==    See README_MISSING_SYSCALL_OR_IOCTL for guidance on writing a proper wrapper.
==6722== Warning: noted but unhandled ioctl 0x17 with no size/direction hints.
==6722==    This could cause spurious value errors to appear.
==6722==    See README_MISSING_SYSCALL_OR_IOCTL for guidance on writing a proper wrapper.
==6722== Warning: set address range perms: large range [0x1000000000, 0x2100000000) (noaccess)
==6722== Warning: set address range perms: large range [0x200000000, 0x600000000) (noaccess)
==6722== Warning: set address range perms: large range [0x11f56000, 0x31f55000) (noaccess)
==6722== Warning: noted but unhandled ioctl 0x19 with no size/direction hints.
==6722==    This could cause spurious value errors to appear.
==6722==    See README_MISSING_SYSCALL_OR_IOCTL for guidance on writing a proper wrapper.
==6722== Warning: noted but unhandled ioctl 0x21 with no size/direction hints.
==6722==    This could cause spurious value errors to appear.
==6722==    See README_MISSING_SYSCALL_OR_IOCTL for guidance on writing a proper wrapper.
==6722== Warning: noted but unhandled ioctl 0x1b with no size/direction hints.
==6722==    This could cause spurious value errors to appear.
==6722==    See README_MISSING_SYSCALL_OR_IOCTL for guidance on writing a proper wrapper.
==6722== Warning: noted but unhandled ioctl 0x42 with no size/direction hints.
==6722==    This could cause spurious value errors to appear.
==6722==    See README_MISSING_SYSCALL_OR_IOCTL for guidance on writing a proper wrapper.
==6722== Warning: noted but unhandled ioctl 0x22 with no size/direction hints.
==6722==    This could cause spurious value errors to appear.
==6722==    See README_MISSING_SYSCALL_OR_IOCTL for guidance on writing a proper wrapper.
UMC ==6722== Conditional jump or move depends on uninitialised value(s)
==6722==    at 0x59A31C3: gko::matrix::Sellp::write(gko::matrix_data&) const (sellp.cpp:228)
==6722==    by 0x47557B: testing::AssertionResult gko::test::assertions::matrices_near, gko::matrix::Sellp >(std::__cxx11::basic_string, std::allocator > const&, std::__cxx11::basic_string, std::allocator > const&, std::__cxx11::basic_string, std::allocator > const&, gko::matrix::Sellp const*, gko::matrix::Sellp const*, double) (assertions.hpp:286)
==6722==    by 0x46A0EE: (anonymous namespace)::Dense_ConvertToSellpIsEquivalentToRef_Test::TestBody() (dense_kernels.cpp:350)
==6722==    by 0x4CB9FC: void testing::internal::HandleSehExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2432)
==6722==    by 0x4C5EEE: void testing::internal::HandleExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2468)
==6722==    by 0x4A73B9: testing::Test::Run() (gtest.cc:2506)
==6722==    by 0x4A7D01: testing::TestInfo::Run() (gtest.cc:2682)
==6722==    by 0x4A8336: testing::TestCase::Run() (gtest.cc:2800)
==6722==    by 0x4B2221: testing::internal::UnitTestImpl::RunAllTests() (gtest.cc:5124)
==6722==    by 0x4CCBBC: bool testing::internal::HandleSehExceptionsInMethodIfSupported(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::*)(), char const*) (gtest.cc:2432)
==6722==    by 0x4C6D4E: bool testing::internal::HandleExceptionsInMethodIfSupported(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::*)(), char const*) (gtest.cc:2468)
==6722==    by 0x4B0DFC: testing::UnitTest::Run() (gtest.cc:4733)
==6722== 
UMC ==6722== Conditional jump or move depends on uninitialised value(s)
==6722==    at 0x59A31C9: gko::matrix::Sellp::write(gko::matrix_data&) const (sellp.cpp:228)
==6722==    by 0x47557B: testing::AssertionResult gko::test::assertions::matrices_near, gko::matrix::Sellp >(std::__cxx11::basic_string, std::allocator > const&, std::__cxx11::basic_string, std::allocator > const&, std::__cxx11::basic_string, std::allocator > const&, gko::matrix::Sellp const*, gko::matrix::Sellp const*, double) (assertions.hpp:286)
==6722==    by 0x46A0EE: (anonymous namespace)::Dense_ConvertToSellpIsEquivalentToRef_Test::TestBody() (dense_kernels.cpp:350)
==6722==    by 0x4CB9FC: void testing::internal::HandleSehExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2432)
==6722==    by 0x4C5EEE: void testing::internal::HandleExceptionsInMethodIfSupported(testing::Test*, void (testing::Test::*)(), char const*) (gtest.cc:2468)
==6722==    by 0x4A73B9: testing::Test::Run() (gtest.cc:2506)
==6722==    by 0x4A7D01: testing::TestInfo::Run() (gtest.cc:2682)
==6722==    by 0x4A8336: testing::TestCase::Run() (gtest.cc:2800)
==6722==    by 0x4B2221: testing::internal::UnitTestImpl::RunAllTests() (gtest.cc:5124)
==6722==    by 0x4CCBBC: bool testing::internal::HandleSehExceptionsInMethodIfSupported(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::*)(), char const*) (gtest.cc:2432)
==6722==    by 0x4C6D4E: bool testing::internal::HandleExceptionsInMethodIfSupported(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::*)(), char const*) (gtest.cc:2468)
==6722==    by 0x4B0DFC: testing::UnitTest::Run() (gtest.cc:4733)
==6722== 
==6722== 
==6722== HEAP SUMMARY:
==6722==     in use at exit: 606,658 bytes in 1,438 blocks
==6722==   total heap usage: 9,485,749 allocs, 9,484,311 frees, 7,695,327,000 bytes allocated
==6722==