patch 8.2.3062: internal error when adding several text properties Commit: https://github.com/vim/vim/commit/4cd5c52d64a66ad1984d33462a40e0c6721ca232 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jun 27 13:04:00 2021 +0200 patch 8.2.3062: internal error when adding several text properties Problem: Internal error when adding several text properties. Solution: Do not handle text properties when deleting a line for splitting a data block. (closes #8466)

--- a/src/structs.h
+++ b/src/structs.h
@@ -769,6 +769,7 @@ typedef struct memline
 // Values for the flags argument of ml_delete_flags().
 #define ML_DEL_MESSAGE	    1	// may give a "No lines in buffer" message
 #define ML_DEL_UNDO	    2	// called from undo, do not update textprops
+#define ML_DEL_NOPROP	    4	// splitting data block, do not update textprops
 
 // Values for the flags argument of ml_append_int().
 #define ML_APPEND_NEW	    1	// starting to edit a new file