* src/pdumper.c (dump_buffer): Print message when aborting (bug#66743)

When the buffer contains overlays, it cannot be dumped.  Print a
clear message describing the reason, instead of just aborting.

diff --git a/src/pdumper.c b/src/pdumper.c
index 315a31e2bcb256cc7d768ba41238a4866e855a25..9a3870181e3616357301f37caef980b6eccfeca1 100644 (file)
--- a/src/pdumper.c
+++ b/src/pdumper.c
@@ -2862,8 +2862,10 @@ dump_buffer (struct dump_context *ctx, const struct buffer *in_buffer)
   DUMP_FIELD_COPY (out, buffer, long_line_optimizations_p);
 
   if (!itree_empty_p (buffer->overlays))
-    /* We haven't implemented the code to dump overlays.  */
-    emacs_abort ();
+    {
+      /* We haven't implemented the code to dump overlays.  */
+      error ("Dumping overlays in buffers is not yet implemented.  Aborting...");
+    }
   else
     out->overlays = NULL;