.nf
.de xx
xx arg: <\\$1>
.yy \\$1
.yy "\\$1"
..
.de yy
yy arg: <\\$1>
..
Should be <a"b> <a"b> <a"b>:
.xx a"b
Should be <a""b> <a""b> <a""b>:
.xx a""b
Should be <a"b> <a"b> <a"b>:
.xx "a""b"
Should be <a b> <a> <a b>:
.xx "a b"
