From 42552e5efb98a417bc94ab7573c8f9dcbcb77deb Mon Sep 17 00:00:00 2001
From: wangqr <wangqr@wangqr.tk>
Date: Sun, 9 Dec 2018 03:06:21 -0500
Subject: [PATCH] Correctly handle memory free using Lua GC

Instead of manually free. Otherwise return value of `search' may refer to invalid memory.
Fix Aegisub/Aegisub#99
---
 automation/include/aegisub/re.moon | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/automation/include/aegisub/re.moon b/automation/include/aegisub/re.moon
index 681786eb1..28b825da8 100644
--- a/automation/include/aegisub/re.moon
+++ b/automation/include/aegisub/re.moon
@@ -39,7 +39,7 @@ search = (re, str, start) ->
   res = regex.search re, str, str\len(), start
   return unless res != nil
   first, last = res[0], res[1]
-  ffi.C.free res
+  ffi.gc(res, ffi.C.free)
   first, last
 
 replace = (re, replacement, str, max_count) ->