patch 8.2.3377: Vim9: :disass completion does not understand "s:"

Problem:    Vim9: :disass completion does not understand "s:".
Solution:   Expand "s:" to a pattern. (closes #8780)
diff --git a/src/cmdexpand.c b/src/cmdexpand.c
index 362ed77..27fda78 100644
--- a/src/cmdexpand.c
+++ b/src/cmdexpand.c
@@ -2073,7 +2073,9 @@
 
     // When expanding a function name starting with s:, match the <SNR>nr_
     // prefix.
-    if (xp->xp_context == EXPAND_USER_FUNC && STRNCMP(pat, "^s:", 3) == 0)
+    if ((xp->xp_context == EXPAND_USER_FUNC
+				       || xp->xp_context == EXPAND_DISASSEMBLE)
+	    && STRNCMP(pat, "^s:", 3) == 0)
     {
 	int len = (int)STRLEN(pat) + 20;
 
diff --git a/src/testdir/test_cmdline.vim b/src/testdir/test_cmdline.vim
index bd2ca03..f7f55aa 100644
--- a/src/testdir/test_cmdline.vim
+++ b/src/testdir/test_cmdline.vim
@@ -751,6 +751,11 @@
   unlet g:SomeVar
 endfunc
 
+" Unique function name for completion below
+func s:WeirdFunc()
+  echo 'weird'
+endfunc
+
 " Test for various command-line completion
 func Test_cmdline_complete_various()
   " completion for a command starting with a comment
@@ -833,6 +838,9 @@
   call feedkeys(":disas profile Test_cmdline_complete_var\<C-A>\<C-B>\"\<CR>", 'xt')
   call assert_equal("\"disas profile Test_cmdline_complete_various", @:)
 
+  call feedkeys(":disas s:WeirdF\<C-A>\<C-B>\"\<CR>", 'xt')
+  call assert_match('"disas <SNR>\d\+_WeirdFunc()', @:)
+
   " completion for the :match command
   call feedkeys(":match Search /pat/\<C-A>\<C-B>\"\<CR>", 'xt')
   call assert_equal("\"match Search /pat/\<C-A>", @:)
diff --git a/src/version.c b/src/version.c
index 22dc440..7aa602f 100644
--- a/src/version.c
+++ b/src/version.c
@@ -756,6 +756,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3377,
+/**/
     3376,
 /**/
     3375,