commit 108cf0153c5770e343aec9e2390acdaa4a0b149a
author Bram Moolenaar <Bram@vim.org> Thu Mar 18 22:15:04 2021 +0100
committer Bram Moolenaar <Bram@vim.org> Thu Mar 18 22:15:04 2021 +0100
tree def8f451bc49e4e5d7b98e5cc7e33dd52aaffb29
parent 4b3e1964d85a25ac7b2202094d1abf27ab93cc23

patch 8.2.2621: typval2type() cannot handle recursive structures

Problem:    typval2type() cannot handle recursive structures.
Solution:   Use copyID. (closes #7979)

src/list.c

diff --git a/src/list.c b/src/list.c
index b1080de..873f9e6 100644
--- a/src/list.c
+++ b/src/list.c
@@ -2052,7 +2052,7 @@
     {
 	// Check that map() does not change the type of the dict.
 	ga_init2(&type_list, sizeof(type_T *), 10);
-	type = typval2type(argvars, &type_list);
+	type = typval2type(argvars, get_copyID(), &type_list);
     }
 
     if (argvars[0].v_type == VAR_BLOB)
@@ -2558,7 +2558,7 @@
     {
 	// Check that map() does not change the type of the dict.
 	ga_init2(&type_list, sizeof(type_T *), 10);
-	type = typval2type(argvars, &type_list);
+	type = typval2type(argvars, get_copyID(), &type_list);
     }
 
     if (argvars[0].v_type == VAR_LIST && argvars[1].v_type == VAR_LIST)