(Fbuffer_local_value): Store current value into its binding

so we get the up-to-date value for the binding that is loaded.

1 files changed, 20 insertions, 1 deletions

diff --git a/src/buffer.c b/src/buffer.c
index 65300cd9827..e371b3133ae 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -854,7 +854,26 @@ is the default binding of variable. */)
         result = Fdefault_value (symbol);
     }
   else
-    result = XCDR (result);
+    {
+      Lisp_Object valcontents;
+      Lisp_Object current_alist_element;
+
+      /* What binding is loaded right now?  */
+      valcontents = SYMBOL_VALUE (symbol);
+      current_alist_element
+        = XCAR (XBUFFER_LOCAL_VALUE (valcontents)->cdr);
+
+      /* The value of the currently loaded binding is not
+         stored in it, but rather in the realvalue slot.
+         Store that value into the binding it belongs to
+         in case that is the one we are about to use.  */
+
+      Fsetcdr (current_alist_element,
+               do_symval_forwarding (XBUFFER_LOCAL_VALUE (valcontents)->realvalue));
+
+      /* Now get the (perhaps updated) value out of the binding.  */
+      result = XCDR (result);
+    }
 
   if (EQ (result, Qunbound))
     return Fsignal (Qvoid_variable, Fcons (symbol, Qnil));