patch 8.2.3431: completion for :disas sorts local functions first

Problem:    Completion for :disas sorts local functions first.
Solution:   Sort local functions last, like with :delfunc. (Naohiro Ono,
            closes #8860)

Author: obcat

src/cmdexpand.c

@@ -2262,7 +2262,8 @@ ExpandGeneric(
     {
 	if (xp->xp_context == EXPAND_EXPRESSION
 		|| xp->xp_context == EXPAND_FUNCTIONS
-		|| xp->xp_context == EXPAND_USER_FUNC)
+		|| xp->xp_context == EXPAND_USER_FUNC
+		|| xp->xp_context == EXPAND_DISASSEMBLE)
 	    // <SNR> functions should be sorted to the end.
 	    qsort((void *)*file, (size_t)*num_file, sizeof(char_u *),
 							   sort_func_compare);

src/testdir/test_cmdline.vim

@@ -854,6 +854,11 @@ func Test_cmdline_complete_various()
   call feedkeys(":disas s:WeirdF\<C-A>\<C-B>\"\<CR>", 'xt')
   call assert_match('"disas <SNR>\d\+_WeirdFunc', @:)
 
+  call feedkeys(":disas \<S-Tab>\<C-B>\"\<CR>", 'xt')
+  call assert_match('"disas <SNR>\d\+_', @:)
+  call feedkeys(":disas debug \<S-Tab>\<C-B>\"\<CR>", 'xt')
+  call assert_match('"disas debug <SNR>\d\+_', @:)
+
   " completion for the :match command
   call feedkeys(":match Search /pat/\<C-A>\<C-B>\"\<CR>", 'xt')
   call assert_equal("\"match Search /pat/\<C-A>", @:)

src/version.c

@@ -755,6 +755,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    3431,
 /**/
     3430,
 /**/