patch 8.2.2764: memory leak when default function argument is allocated
Problem: Memory leak when default function argument is allocated.
Solution: Free the expression result.
diff --git a/src/testdir/test_functions.vim b/src/testdir/test_functions.vim
index 8ee3679..1cce8a0 100644
--- a/src/testdir/test_functions.vim
+++ b/src/testdir/test_functions.vim
@@ -1497,6 +1497,7 @@
func Test_balloon_show()
CheckFeature balloon_eval
+
" This won't do anything but must not crash either.
call balloon_show('hi!')
if !has('gui_running')
@@ -2650,4 +2651,12 @@
call assert_fails('call browsedir("open", [])', 'E730:')
endfunc
+func HasDefault(msg = 'msg')
+ return a:msg
+endfunc
+
+func Test_default_arg_value()
+ call assert_equal('msg', HasDefault())
+endfunc
+
" vim: shiftwidth=2 sts=2 expandtab