cmd: Remove dead assignments (clang).

programs/cmd/builtins.c

@@ -440,7 +440,6 @@ static BOOL WCMD_ManualCopy(WCHAR *srcname, WCHAR *dstname, BOOL ascii, BOOL app
     }
 
     /* Loop copying data from source to destination until EOF read */
-    ok = TRUE;
     do
     {
       char buffer[MAXSTRING];

programs/cmd/wcmdmain.c

@@ -1157,8 +1157,6 @@ void WCMD_run_program (WCHAR *command, BOOL called)
       static const WCHAR batExt[] = {'.','b','a','t','\0'};
       static const WCHAR cmdExt[] = {'.','c','m','d','\0'};
 
-      launched = TRUE;
-
       /* Special case BAT and CMD */
       if (ext && (!strcmpiW(ext, batExt) || !strcmpiW(ext, cmdExt))) {
         BOOL oldinteractive = interactive;
@@ -2404,9 +2402,6 @@ int wmain (int argc, WCHAR *argvW[])
        * parameters after the /C or /K by pretending there was a single space     */
       if (argPos == NULL) argPos = (WCHAR *)spaceW;
 
-      /* Build the command to execute - It is what is left in argPos */
-      len = strlenW(argPos);
-
       /* Take a copy */
       cmd = heap_strdupW(argPos);