fixed gzip usage

diff --git a/matita/tests/TPTP/try.sh b/matita/tests/TPTP/try.sh
index 19e4224ba3eaa3fa53827dbca7c2a5812bbc0ef2..6c7362aa34c256e21c60cb6e8d4dab9557cf637e 100755 (executable)
--- a/matita/tests/TPTP/try.sh
+++ b/matita/tests/TPTP/try.sh
@@ -13,7 +13,7 @@ for X in $TODO; do
   echo -n "$X ... "
   LOGNAME=logs/log.`basename $X`
   ../../matitac.opt -nodb $X > $LOGNAME 2>&1
-  gzip $LOGNAME
+  gzip -f $LOGNAME
   RATING=`grep "Rating" $X | sed 's/v.*//' | sed 's/(\*//'`
   if [ `grep "Found a proof" $LOGNAME | wc -l` -gt 0 ]; then
     TIME=`grep "TIME NEEDED" $LOGNAME`