Patch 8.1.1295
Problem:    When vimrun.exe does not exist external command may fail.
Solution:   Use "cmd /c" twice to get the same behavior. (Ken Takata,
            closes #4355)
Files:      src/os_win32.c


*** ../vim-8.1.1294/src/os_win32.c      2019-04-28 22:50:36.157248454 +0200
--- src/os_win32.c      2019-05-07 22:56:33.355051443 +0200
***************
*** 4827,4837 ****
        }
        else
        {
!           cmdlen = (
  #ifdef FEAT_GUI_MSWIN
!               (gui.in_use ? (!p_stmp ? 0 : STRLEN(vimrun_path)) : 0) +
  #endif
!               STRLEN(p_sh) + STRLEN(p_shcf) + STRLEN(cmd) + 10);
  
            newcmd = lalloc(cmdlen, TRUE);
            if (newcmd != NULL)
--- 4827,4840 ----
        }
        else
        {
!           cmdlen =
  #ifdef FEAT_GUI_MSWIN
!               (gui.in_use ?
!                   (!s_dont_use_vimrun && p_stmp ?
!                       STRLEN(vimrun_path) : STRLEN(p_sh) + STRLEN(p_shcf))
!                   : 0) +
  #endif
!               STRLEN(p_sh) + STRLEN(p_shcf) + STRLEN(cmd) + 10;
  
            newcmd = lalloc(cmdlen, TRUE);
            if (newcmd != NULL)
***************
*** 4869,4877 ****
--- 4872,4890 ----
                                                                 ? "-s " : "",
                            p_sh, p_shcf, cmd);
                else
+ # ifdef VIMDLL
+               if (gui.in_use)
+ # endif
+                   vim_snprintf((char *)newcmd, cmdlen, "%s %s %s %s %s",
+                                          p_sh, p_shcf, p_sh, p_shcf, cmd);
+ # ifdef VIMDLL
+               else
+ # endif
  #endif
+ #if !defined(FEAT_GUI_MSWIN) || defined(VIMDLL)
                    vim_snprintf((char *)newcmd, cmdlen, "%s %s %s",
                                                           p_sh, p_shcf, cmd);
+ #endif
                x = mch_system((char *)newcmd, options);
                vim_free(newcmd);
            }
*** ../vim-8.1.1294/src/version.c       2019-05-07 22:52:46.688518695 +0200
--- src/version.c       2019-05-07 23:01:00.361412464 +0200
***************
*** 769,770 ****
--- 769,772 ----
  {   /* Add new patch number below this line */
+ /**/
+     1295,
  /**/

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                [real standing law in Texas, United States of America]

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