text: #!/bin/sh
  
  N_STRUCTS=300
  
  # Utility routine to "hand" check VTTs.
  
  let i=1;
  while [ $i != $N_STRUCTS ]; do
    sed -n "/^__ZTT.*s$i:/,/\.[sgm][elo]/p" test-clang.s |
      grep -v '\.[sgm][elo]' | sed -e 's/[()]//g' -e '/^$/d'  >test-clang-ztt
    sed -n "/^__ZTT.*s$i:/,/\.[sgm][elo]/p" test-gcc.s |
      grep -v '\.[sgm][elo]' | sed -e 's/[()]//g' -e 's/ + /+/'  >test-gcc-ztt
    diff -U3 test-gcc-ztt test-clang-ztt
    if [ $? != 0 ]; then
       echo "FAIL: s$i VTT"
    else
       echo "PASS: s$i VTT"
    fi
    let i=i+1
  done
  