Patch 8.2.2163
Problem:    Crash when discarded exception is the current exception.
Solution:   Compare the execption with current_exception. (closes #7499)
Files:      src/ex_eval.c


*** ../vim-8.2.2162/src/ex_eval.c       2020-10-20 14:25:03.930883006 +0200
--- src/ex_eval.c       2020-12-19 17:51:17.483485035 +0100
***************
*** 606,611 ****
--- 606,613 ----
  {
      char_u            *saved_IObuff;
  
+     if (current_exception == excp)
+       current_exception = NULL;
      if (excp == NULL)
      {
        internal_error("discard_exception()");
***************
*** 654,663 ****
  discard_current_exception(void)
  {
      if (current_exception != NULL)
-     {
        discard_exception(current_exception, FALSE);
-       current_exception = NULL;
-     }
      did_throw = FALSE;
      need_rethrow = FALSE;
  }
--- 656,662 ----
***************
*** 2284,2291 ****
                                // Cancel the pending exception.  This is in the
                                // finally clause, so that the stack of the
                                // caught exceptions is not involved.
!                               discard_exception((except_T *)
!                                       cstack->cs_exception[idx],
                                        FALSE);
                            }
                            else
--- 2283,2290 ----
                                // Cancel the pending exception.  This is in the
                                // finally clause, so that the stack of the
                                // caught exceptions is not involved.
!                               discard_exception(
!                                       (except_T *)cstack->cs_exception[idx],
                                        FALSE);
                            }
                            else
*** ../vim-8.2.2162/src/version.c       2020-12-19 16:30:39.443810119 +0100
--- src/version.c       2020-12-19 17:52:04.303347943 +0100
***************
*** 752,753 ****
--- 752,755 ----
  {   /* Add new patch number below this line */
+ /**/
+     2163,
  /**/

-- 
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              -- Peter, Ghostbusters

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