Patch 8.2.1884
Problem:    Compiler warning for uninitialized variable. (John Marriott)
Solution:   Initialize with NULL.
Files:      src/vim9compile.c, src/evalfunc.c


*** ../vim-8.2.1883/src/vim9compile.c   2020-10-21 20:58:47.710889972 +0200
--- src/vim9compile.c   2020-10-21 21:11:38.076679757 +0200
***************
*** 1460,1466 ****
      isn_T     *isn;
      garray_T  *stack = &cctx->ctx_type_stack;
      int               argoff;
!     type_T    **argtypes;
  
      RETURN_OK_IF_SKIP(cctx);
      argoff = check_internal_func(func_idx, argcount);
--- 1460,1466 ----
      isn_T     *isn;
      garray_T  *stack = &cctx->ctx_type_stack;
      int               argoff;
!     type_T    **argtypes = NULL;
  
      RETURN_OK_IF_SKIP(cctx);
      argoff = check_internal_func(func_idx, argcount);
*** ../vim-8.2.1883/src/evalfunc.c      2020-10-21 16:42:18.513821908 +0200
--- src/evalfunc.c      2020-10-21 21:14:07.876270624 +0200
***************
*** 331,336 ****
--- 331,337 ----
  
  /*
   * Functions that return the return type of a builtin function.
+  * Note that "argtypes" is NULL if "argcount" is zero.
   */
      static type_T *
  ret_void(int argcount UNUSED, type_T **argtypes UNUSED)
***************
*** 1825,1830 ****
--- 1826,1836 ----
      return OK;
  }
  
+ /*
+  * Call the "f_retfunc" function to obtain the return type of function "idx".
+  * "argtypes" is the list of argument types or NULL when there are no
+  * arguments.
+  */
      type_T *
  internal_func_ret_type(int idx, int argcount, type_T **argtypes)
  {
*** ../vim-8.2.1883/src/version.c       2020-10-21 21:01:56.070323838 +0200
--- src/version.c       2020-10-22 12:31:35.201132228 +0200
***************
*** 752,753 ****
--- 752,755 ----
  {   /* Add new patch number below this line */
+ /**/
+     1884,
  /**/

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