message: Tweak the script 'sample-runs.sh' to avoid early termination
  when timing is enabled and a sample run line is ill formed.
  Fix the sample runs in 'miniapps/solvers/block-solvers.cpp'.
  Conflicts:
  miniapps/solvers/block-solvers.cpp
diff: @@ -554,15 +554,14 @@ function go()
  local cmd_line="${1##+( )}"
  cmd_line="${cmd_line%%+( )}"
  shopt -u extglob
  - eval local cmd=(${cmd_line})
  local res=""
  echo $sep
  echo "<${group}>" "${cmd_line}"
  echo $sep
  if [ "${timing}" == "yes" ]; then
  - timed_run "${cmd[@]}"
  + timed_run eval "${cmd_line}"
  else
  - "${cmd[@]}"
  + eval "${cmd_line}"
  fi
  if [ "$?" -eq 0 ]; then
  res="${green} OK ${none}"
  