File: herestr1.sub

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bash 5.3-1
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# problems with word splitting unquoted here-strings present since bash-3.2

x="foo        bar"
cat <<< $x     # Word-splitting appears to collapse the run of whitespace
cat <<< "$x"  # Whitespace preserved, as with here doc

x="qux:::::bax"
IFS=':'
cat <<< $x     # Word-splitting appears to collapse the run of whitespace
cat <<< "$x"  # Whitespace preserved, as with here doc