patch 8.1.0377: xdiff doesn't use the Vim memory allocation functions
Problem: Xdiff doesn't use the Vim memory allocation functions.
Solution: Change the xdl_ defines. Check for out-of-memory. Rename
"ignored" to "vim_ignored".
diff --git a/src/mbyte.c b/src/mbyte.c
index 0014119..895f3b7 100644
--- a/src/mbyte.c
+++ b/src/mbyte.c
@@ -756,7 +756,7 @@
* where mblen() returns 0 for invalid character.
* Therefore, following condition includes 0.
*/
- ignored = mblen(NULL, 0); /* First reset the state. */
+ vim_ignored = mblen(NULL, 0); // First reset the state.
if (mblen(buf, (size_t)1) <= 0)
n = 2;
else