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# The bug here was triggered by:
# * performing pathname expansion because we see [
# * replace operator did not escape \ in replace string
IP=192.168.0.1
rm -f '192.168.0.1['
echo "${IP//./\\.}"
echo "${IP//./\\.}"'[' # bug was here
echo "${IP//./\\.}[" # bug was here
echo "${IP//./\\\\.}[" # bug was here
echo "192\.168\.0\.1["
echo >'192.168.0.1['
echo "${IP//./\\.}"
echo "${IP//./\\.}"'[' # bug was here
echo "${IP//./\\.}[" # bug was here
echo "${IP//./\\\\.}[" # bug was here
echo "192\.168\.0\.1["
rm -f '192.168.0.1['
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