patch 9.0.0179: cursor pos wrong with wrapping virtual text in empty line
Problem: Cursor position wrong with wrapping virtual text in empty line.
Solution: Adjust handling of an empty line. (closes #10875)
diff --git a/src/proto/charset.pro b/src/proto/charset.pro
index 307b3ce..6bc8eab 100644
--- a/src/proto/charset.pro
+++ b/src/proto/charset.pro
@@ -18,6 +18,7 @@
int linetabsize(char_u *s);
int linetabsize_col(int startcol, char_u *s);
int win_linetabsize(win_T *wp, linenr_T lnum, char_u *line, colnr_T len);
+void win_linetabsize_cts(chartabsize_T *cts, colnr_T len);
int vim_isIDc(int c);
int vim_isNormalIDc(int c);
int vim_iswordc(int c);