richedit: Empty text should result in a scroll range of 0. Tests for this behavior.
[wine] / libs / wpp /
drwxr-xr-x   ..
-rw-r--r-- 422 Makefile.in
-rw-r--r-- 43018 ppl.l
-rw-r--r-- 18028 ppy.y
-rw-r--r-- 15092 preproc.c
-rw-r--r-- 4761 wpp.c
-rw-r--r-- 6996 wpp_private.h