commit 985116ae0b7b3ef17e0c0ea2669068dd6b3b39c7
author Bram Moolenaar <Bram@vim.org> Sun Jul 12 17:31:09 2020 +0200
committer Bram Moolenaar <Bram@vim.org> Sun Jul 12 17:31:09 2020 +0200
tree 15ce69f1bacb283465128d638a064046041b9230
parent eb6880b6eb7c4631f6103575c0d1336b149348c1

patch 8.2.1191: Vim9: crash when function calls itself

Problem:    Vim9: crash when function calls itself.
Solution:   Add status UF_COMPILING. (closes #6441)

src/testdir/test_vim9_func.vim

diff --git a/src/testdir/test_vim9_func.vim b/src/testdir/test_vim9_func.vim
index 5ea2945..53206df 100644
--- a/src/testdir/test_vim9_func.vim
+++ b/src/testdir/test_vim9_func.vim
@@ -999,5 +999,17 @@
   call delete('XTest_silent_echo')
 endfunc
 
+def Fibonacci(n: number): number
+  if n < 2
+    return n
+  else
+    return Fibonacci(n - 1) + Fibonacci(n - 2)
+  endif
+enddef
+
+def Test_recursive_call()
+  assert_equal(6765, Fibonacci(20))
+enddef
+
 
 " vim: ts=8 sw=2 sts=2 expandtab tw=80 fdm=marker