From 9c3df68a1e00bd1fcaee13610fb063efe8ae3825 Mon Sep 17 00:00:00 2001
From: Mike Pall <mike>
Date: Thu, 28 Jul 2022 15:38:54 +0200
Subject: Add missing GC steps to string buffer methods.

Reported by Cosmin Apreutesei.
---
 src/lib_buffer.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/lib_buffer.c b/src/lib_buffer.c
index e3d24504..aad8e7eb 100644
--- a/src/lib_buffer.c
+++ b/src/lib_buffer.c
@@ -323,6 +323,7 @@ LJLIB_CF(buffer_new)
   setgcref(sbx->dict_str, obj2gco(dict_str));
   setgcref(sbx->dict_mt, obj2gco(dict_mt));
   if (sz > 0) lj_buf_need2((SBuf *)sbx, sz);
+  lj_gc_check(L);
   return 1;
 }
 
@@ -339,6 +340,7 @@ LJLIB_CF(buffer_decode)			LJLIB_REC(.)
   GCstr *str = lj_lib_checkstrx(L, 1);
   setnilV(L->top++);
   lj_serialize_decode(L, L->top-1, str);
+  lj_gc_check(L);
   return 1;
 }
 
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