These are flags that appear in the benchmark sources, categorized as to whether they are portability candidates, mandatory, or forbidden.
Selecting one of the following will take you directly to that section:
This flag is supplied by the benchmark harness when building 619.lbm_s. It increases the size of the internal data structures.
This macro must be set by the compilation system when building the benchmark with OpenMP parallelization. It may not be set explicitly.