From fe0bcc08003c82af7742636d3f7a95a1c91cf909 Mon Sep 17 00:00:00 2001
From: Jurica Bradaric <jbradaric@gmail.com>
Date: Tue, 25 Jul 2017 14:18:08 +0200
Subject: vim-patch:8.0.0020

Problem:    The regexp engines are not reentrant.
Solution:   Add regexec_T and save/restore the state when needed.

https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
---
 src/nvim/testdir/test_expr.vim | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'src/nvim/testdir/test_expr.vim')

diff --git a/src/nvim/testdir/test_expr.vim b/src/nvim/testdir/test_expr.vim
index 710eae9b8b..d32facaa98 100644
--- a/src/nvim/testdir/test_expr.vim
+++ b/src/nvim/testdir/test_expr.vim
@@ -384,9 +384,10 @@ func Test_substitute_expr()
 	\ {-> submatch(2) . submatch(3) . submatch(1)}, ''))
 
   func Recurse()
-    return substitute('yyy', 'y*', {-> g:val}, '')
+    return substitute('yyy', 'y\(.\)y', {-> submatch(1)}, '')
   endfunc
-  call assert_equal('--', substitute('xxx', 'x*', {-> '-' . Recurse() . '-'}, ''))
+  " recursive call works
+  call assert_equal('-y-x-', substitute('xxx', 'x\(.\)x', {-> '-' . Recurse() . '-' . submatch(1) . '-'}, ''))
 endfunc
 
 func Test_invalid_submatch()
-- 
cgit