patch 8.1.0110: file name not displayed with ":file"

Problem:    File name not displayed with ":file" when 'F' is in 'shortmess'.
Solution:   Always display the file name when there is no argument (Christian
            Brabandt, closes #3070)

src/ex_cmds.c

@@ -3094,11 +3094,12 @@ ex_file(exarg_T *eap)
     {
 	if (rename_buffer(eap->arg) == FAIL)
 	    return;
+	redraw_tabline = TRUE;
     }
-    /* print full file name if :cd used */
+
-    if (!shortmess(SHM_FILEINFO))
+    // print file name if no argument or 'F' is not in 'shortmess'
+    if (*eap->arg == NUL || !shortmess(SHM_FILEINFO))
 	fileinfo(FALSE, FALSE, eap->forceit);
-    redraw_tabline = TRUE;
 }
 
 /*

src/testdir/test_options.vim

@@ -400,3 +400,17 @@ func Test_copy_winopt()
     call assert_equal(4,&numberwidth)
     bw!
 endfunc
+
+func Test_shortmess_F()
+  new
+  call assert_match('\[No Name\]', execute('file'))
+  set shortmess+=F
+  call assert_match('\[No Name\]', execute('file'))
+  call assert_match('^\s*$', execute('file foo'))
+  call assert_match('foo', execute('file'))
+  set shortmess-=F
+  call assert_match('bar', execute('file bar'))
+  call assert_match('bar', execute('file'))
+  set shortmess&
+  bwipe
+endfunc

src/version.c

@@ -789,6 +789,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    110,
 /**/
     109,
 /**/