commit bash-20190306 snapshot

tests/dollar-at-star

@@ -302,4 +302,8 @@ ${THIS_SH} ./dollar-at7.sub
 # IFS is null
 ${THIS_SH} ./dollar-star9.sub
 
+# more tests for expansions of $* when not splitting with IFS set or unset and
+# null strings as the positional parameters
+${THIS_SH} ./dollar-star10.sub
+
 exit 0

tests/dollar-star10.sub

@@ -0,0 +1,79 @@
+oIFS=$IFS
+
+set -- ''
+
+unset v
+recho ${v= ''}
+recho $v
+unset v
+recho ${v=''}
+recho $v
+unset v
+recho ${v= $*}
+recho $v
+unset v
+recho ${v=$*}
+recho $v
+unset v
+recho ${v='' }
+recho $v
+unset v
+recho ${v= '' }
+recho $v
+unset v
+recho ${v=$* }
+recho $v
+unset v
+recho ${v= $* }
+recho $v
+
+unset IFS
+
+unset v
+recho ${v= ''}
+recho $v
+unset v
+recho ${v=''}
+recho $v
+unset v
+recho ${v= $*}
+recho $v
+unset v
+recho ${v=$*}
+recho $v
+unset v
+recho ${v='' }
+recho $v
+unset v
+recho ${v= '' }
+recho $v
+unset v
+recho ${v=$* }
+recho $v
+unset v
+recho ${v= $* }
+recho $v
+
+unset -v v
+IFS=$oIFS
+
+# This shouldn't output anything
+set -- '' ''
+
+unset -v v
+recho ${v=$*}
+unset -v v
+recho ${v= $*}
+unset -v v
+recho ${v=$* }
+unset -v v
+recho ${v= $* }
+
+unset -v v IFS
+recho ${v=$*}
+unset -v v
+recho ${v= $*}
+unset -v v
+recho ${v= $* }
+unset -v v
+recho ${v= $*}