Patch 9.0.1202

[Bram Moolenaar]

Patch 9.0.1202
Problem: Crash when iterating over list of objects.
Solution: Do not make a copy of tt_member for object or class.
(closes #11823)
Files: src/vim9type.c, src/testdir/test_vim9_class.vim


*** ../vim-9.0.1201/src/vim9type.c 2023-01-12 20:39:05.864616570 +0000
--- src/vim9type.c 2023-01-15 16:49:43.950425012 +0000
***************
*** 86,92 ****
((type_T **)seen_types->ga_data)[seen_types->ga_len * 2 + 1] = copy;
++seen_types->ga_len;

! if (copy->tt_member != NULL)
copy->tt_member = copy_type_deep_rec(copy->tt_member,
type_gap, seen_types);

--- 86,93 ----
((type_T **)seen_types->ga_data)[seen_types->ga_len * 2 + 1] = copy;
++seen_types->ga_len;

! if (copy->tt_member != NULL
! && copy->tt_type != VAR_OBJECT && copy->tt_type != VAR_CLASS)
copy->tt_member = copy_type_deep_rec(copy->tt_member,
type_gap, seen_types);

*** ../vim-9.0.1201/src/testdir/test_vim9_class.vim 2023-01-15 15:51:44.078750474 +0000
--- src/testdir/test_vim9_class.vim 2023-01-15 16:52:14.046454062 +0000
***************
*** 219,224 ****
--- 219,245 ----
v9.CheckScriptSuccess(lines)
enddef

+ def Test_list_of_objects()
+ var lines =<< trim END
+ vim9script
+
+ class Foo
+ def Add()
+ enddef
+ endclass
+
+ def ProcessList(fooList: list<Foo>)
+ for foo in fooList
+ foo.Add()
+ endfor
+ enddef
+
+ var l: list<Foo> = [Foo.new()]
+ ProcessList(l)
+ END
+ v9.CheckScriptSuccess(lines)
+ enddef
+
def Test_class_default_new()
var lines =<< trim END
vim9script
*** ../vim-9.0.1201/src/version.c 2023-01-15 15:51:44.082750474 +0000
--- src/version.c 2023-01-15 16:50:50.910438548 +0000
***************
*** 697,698 ****
--- 697,700 ----
{ /* Add new patch number below this line */
+ /**/
+ 1202,
/**/

--
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/// Bram Moolenaar -- Br...@Moolenaar.net -- http://www.Moolenaar.net \\\
/// \\\
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