#606828 uni2ascii -p needs example

Package:
uni2ascii
Source:
uni2ascii
Description:
UTF-8 to 7-bit ASCII and vice versa converter
Submitter:
Date:
2010-12-12 01:18:58 UTC
Severity:
normal
#606828#5
Date:
2010-12-11 23:10:22 UTC
From:
To:
$ echo ' '|ascii2uni -a Q #bad enough that this is broken
 
0 tokens converted
$ echo ' '|ascii2uni -p -a Q
Ill-formed input   at token 1 at line 2
$ echo '  '|ascii2uni -p -a Q
Ill-formed input   at token 1 at line 1

So what does the -p really do? The man page needs to give an example.