We were unable to execute a reduction task which launch bounds are empty. At least this seems to be not supported by DefaultMapper: we get an error like:
LEGION ERROR: Invalid mapper output from invocation of 'slice_task' call on mapper Default Mapper on Processor 1d00000000000001. Mapper failed to specify an slices for task redop (ID 3). (from file /home/irina/install_dir/src/flecsi-third-party_clean/legion/runtime//legion/legion_tasks.cc:5110)
We were unable to execute a reduction task which launch bounds are empty. At least this seems to be not supported by DefaultMapper: we get an error like:
Simple reproducer code:
For this code we were using control_replication branch with hash eabd10a2199ce324da68a29570c7454b02f70f4d