patch 8.2.0036: not enough test coverage for match functions

Problem:    Not enough test coverage for match functions.
Solution:   Add a few more test cases.  (Dominique Pelle, closes #5394)
            Add error number.
diff --git a/src/testdir/test_match.vim b/src/testdir/test_match.vim
index f55922b..59098f7 100644
--- a/src/testdir/test_match.vim
+++ b/src/testdir/test_match.vim
@@ -150,6 +150,21 @@
   highlight MyGroup3 NONE
 endfunc
 
+func Test_match_error()
+  call assert_fails('match Error', 'E475:')
+  call assert_fails('match Error /', 'E475:')
+  call assert_fails('4match Error /x/', 'E476:')
+  call assert_fails('match Error /x/ x', 'E488:')
+endfunc
+
+func Test_matchadd_error()
+  call assert_fails("call matchadd('GroupDoesNotExist', 'X')", 'E28:')
+  call assert_fails("call matchadd('Search', '\\(')", 'E475:')
+  call assert_fails("call matchadd('Search', 'XXX', 1, 123, 1)", 'E715:')
+  call assert_fails("call matchadd('Error', 'XXX', 1, 3)", 'E798:')
+  call assert_fails("call matchadd('Error', 'XXX', 1, 0)", 'E799:')
+endfunc
+
 func Test_matchaddpos()
   syntax on
   set hlsearch
@@ -254,6 +269,17 @@
   set hlsearch&
 endfunc
 
+func Test_matchaddpos_error()
+  call assert_fails("call matchaddpos('Error', 1)", 'E686:')
+  call assert_fails("call matchaddpos('Error', [1], 1, 1)", 'E798:')
+  call assert_fails("call matchaddpos('Error', [1], 1, 2)", 'E798:')
+  call assert_fails("call matchaddpos('Error', [1], 1, 0)", 'E799:')
+  call assert_fails("call matchaddpos('Error', [1], 1, 123, 1)", 'E715:')
+  call assert_fails("call matchaddpos('Error', [1], 1, 5, {'window':12345})", 'E957:')
+  " Why doesn't the following error have an error code E...?
+  call assert_fails("call matchaddpos('Error', [{}])", 'E290:')
+endfunc
+
 func OtherWindowCommon()
   let lines =<< trim END
     call setline(1, 'Hello Vim world')
@@ -278,6 +304,11 @@
   call delete('XscriptMatchCommon')
 endfunc
 
+func Test_matchdelete_error()
+  call assert_fails("call matchdelete(0)", 'E802:')
+  call assert_fails("call matchdelete(1, -1)", 'E957:')
+endfunc
+
 func Test_matchclear_other_window()
   if !CanRunVimInTerminal()
     throw 'Skipped: cannot make screendumps'
diff --git a/src/version.c b/src/version.c
index b1f40d4..6978a31 100644
--- a/src/version.c
+++ b/src/version.c
@@ -743,6 +743,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    36,
+/**/
     35,
 /**/
     34,