patch 8.2.2074: Vim9: using :normal from Vim9 script can't handle range

Problem:    Vim9: using :normal from Vim9 script can't handle range.
Solution:   Execute a :normal command in legacy script context. (closes #7401)

src/ex_docmd.c

@@ -7994,10 +7994,12 @@ save_current_state(save_state_T *sst)
     sst->save_finish_op = finish_op;
     sst->save_opcount = opcount;
     sst->save_reg_executing = reg_executing;
+    sst->save_script_version = current_sctx.sc_version;
 
-    msg_scroll = FALSE;	    // no msg scrolling in Normal mode
-    restart_edit = 0;	    // don't go to Insert mode
-    p_im = FALSE;	    // don't use 'insertmode'
+    msg_scroll = FALSE;		    // no msg scrolling in Normal mode
+    restart_edit = 0;		    // don't go to Insert mode
+    p_im = FALSE;		    // don't use 'insertmode'
+    current_sctx.sc_version = 1;    // not in Vim9 script
 
     /*
      * Save the current typeahead.  This is required to allow using ":normal"
@@ -8021,6 +8023,7 @@ restore_current_state(save_state_T *sst)
     opcount = sst->save_opcount;
     reg_executing = sst->save_reg_executing;
     msg_didout |= sst->save_msg_didout;	// don't reset msg_didout now
+    current_sctx.sc_version = sst->save_script_version;
 
     // Restore the state (needed when called from a function executed for
     // 'indentexpr'). Update the mouse and cursor, they may have changed.

src/structs.h

@@ -4155,6 +4155,7 @@ typedef struct {
     int		save_finish_op;
     int		save_opcount;
     int		save_reg_executing;
+    int		save_script_version;
     tasave_T	tabuf;
 } save_state_T;
 

src/testdir/test_vim9_script.vim

@@ -2958,6 +2958,19 @@ def Test_put_with_linebreak()
   bwipe!
 enddef
 
+def InvokeNormal()
+  exe "norm! :m+1\r"
+enddef
+
+def Test_invoke_normal_in_visual_mode()
+  xnoremap <F3> <Cmd>call <SID>InvokeNormal()<CR>
+  new
+  setline(1, ['aaa', 'bbb'])
+  feedkeys("V\<F3>", 'xt')
+  assert_equal(['bbb', 'aaa'], getline(1, 2))
+  xunmap <F3>
+enddef
+
 " Keep this last, it messes up highlighting.
 def Test_substitute_cmd()
   new

src/version.c

@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2074,
 /**/
     2073,
 /**/