feature/long-lines-and-font-locking updated (cd41ce8c6c -> 4313c695cd)

[Eli Zaretskii]

eliz pushed a change to branch feature/long-lines-and-font-locking.

      from  cd41ce8c6c Improvement for long lines in buffers with font locking.
       new  a25cd7f68a Speed up Isearch in very long lines under line truncation
       new  4313c695cd ; Fix typos in comments and remove debug code.


Summary of changes:
 src/xdisp.c | 153 +++++++++++++++++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 141 insertions(+), 12 deletions(-)