From 71607715f11c9875a5aaaf3240885c45f79138e9 Mon Sep 17 00:00:00 2001
From: Andreas Gruenbacher <agruen@gnu.org>
Date: Fri, 17 Aug 2018 13:35:40 +0200
Subject: [PATCH] Fix swapping fake lines in pch_swap
* src/pch.c (pch_swap): Fix swapping p_bfake and p_efake when there is a
blank line in the middle of a context-diff hunk: that empty line stays
in the middle of the hunk and isn't swapped.
Fixes: https://savannah.gnu.org/bugs/index.php?53133
---
src/pch.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/pch.c b/src/pch.c
index 4fd5a05..b0dd14d 100644
--- a/src/pch.c
+++ b/src/pch.c
@@ -2115,7 +2115,7 @@ pch_swap (void)
}
if (p_efake >= 0) { /* fix non-freeable ptr range */
if (p_efake <= i)
- n = p_end - i + 1;
+ n = p_end - p_ptrn_lines;
else
n = -i;
p_efake += n;
--
2.19.1