1 files changed, 4 insertions, 0 deletions
diff --git a/src/nvim/fold.c b/src/nvim/fold.c
index 61a85171e8..2cbe43d5be 100644
--- a/src/nvim/fold.c
+++ b/src/nvim/fold.c
@@ -1389,6 +1389,10 @@ static void foldMarkAdjustRecurse(
   linenr_T last;
   linenr_T top;
 
+  if (gap->ga_len == 0) {
+    return;
+  }
+
   /* In Insert mode an inserted line at the top of a fold is considered part
    * of the fold, otherwise it isn't. */
   if ((State & INSERT) && amount == (linenr_T)1 && line2 == MAXLNUM)