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DBCSR: Distributed Block Compressed Sparse Row matrix library

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Include in GNU tests: - [x] `-fsanitize=leak` - [ ] `-fsanitize=thread`, check https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55561 and CP2K toolchain - [ ] Others?

currently the tests output unconditionally and are not being run through the MPI wrappers (`mpirun` or `srun`) in `tests/CMakeLists.txt`

See also [here](https://github.com/cp2k/cp2k/pull/1751#issuecomment-975523824).

I am trying to build CP2K for our NVIDIA A100 system using spack, I reported an issue and according to @dev-zero in https://github.com/spack/spack/issues/28554#issuecomment-1033840686 he suggested we post an issue here...

In the File `dbcsr_api_c.F` in the subroutine `c_free_string` the intrinsic subroutine `c_f_pointer` is called: `CALL c_f_pointer(c_string, string)`. The second argument is declared as `CHARACTER(:, kind=c_char), POINTER :: string`. The Fortran...

See https://github.com/cp2k/cp2k/issues/1036

Currently, thread_dist is part the dbcsr_distribution. However, thread_dist is based on row_blk_sizes, which are part of dbcsr_type. So we can have a mix where a matrix has a thread distribution...

See https://github.com/cp2k/cp2k/issues/1037

In most test cases at dbcsr_array_types.F line 93 and 155 the pointer DATA is nullified. However in calling procedures the corresponding pointer is an INTENT(IN) formal argument. It is called...

**Describe the bug** we get the following error message when running certain tests with a fresh `cp2k.sdbg`: ``` ******************************************************************************* * ___ * * / \ * * [ABORT] * *...