patch 8.2.2505: Vim9: crash after defining function with invalid return type
Problem: Vim9: crash after defining function with invalid return type.
Solution: Clear function growarrays. Fix memory leak.
diff --git a/src/testdir/test_vim9_func.vim b/src/testdir/test_vim9_func.vim
index cea25a4..4bcd974 100644
--- a/src/testdir/test_vim9_func.vim
+++ b/src/testdir/test_vim9_func.vim
@@ -254,6 +254,21 @@
defcompile
END
CheckScriptFailure(lines, 'E1010:', 2)
+
+ lines =<< trim END
+ vim9script
+ def Test(Fun: func(number): number): list<number>
+ return map([1, 2, 3], (_, i) => Fun(i))
+ enddef
+ defcompile
+ def Inc(nr: number): nr
+ return nr + 2
+ enddef
+ echo Test(Inc)
+ END
+ # doing this twice was leaking memory
+ CheckScriptFailure(lines, 'E1010:')
+ CheckScriptFailure(lines, 'E1010:')
enddef
func Increment()