Markus Geimer

RFC: Implementing a proper Clang toolchain

11

**Disclaimer:** I'm by no means an LLVM or Clang expert. The information below is just a collection of bits and pieces found in various places as well as my personal...

Trying to build Mesa 21.1.1 on a somewhat aged x86_64 system w/o AVX fails during the configuration step, since the custom Easyblock passes `-Dgallium-drivers=swrast,swr -Dswr-arches=` to `meson` (note the empty...

comm: Segmentation fault in MPI_Intercomm_create_from_groups

1

According to MPI 4.1 (Section 7.6, p. 355), `MPI_Intercomm_create_from_groups` should be a local operation and return `MPI_COMM_NULL` if `MPI_GROUP_EMPTY` is supplied as the `local_group` or `remote_group` or both. However, MPICH...

[C++] Inconsistent indentation of wrapped expressions within stream output

2

If a wrapped arithmetic or conditional expression (using the ternary operator `?:`) is used within a stream output expression, indentation depends on the context. If the expression is the first...