From 1537d6680bb66dc2484e11815bc2cd0e31ca39cc Mon Sep 17 00:00:00 2001
From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Fri, 26 Feb 2021 11:41:02 -0300
Subject: New control for reentrancy of emergency collections

Instead of assuming that shrinking a block may be an emergency
collection, use an explicit field ('gcstopem') to stop emergency
collections while GC is working.
---
 lstate.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'lstate.c')

diff --git a/lstate.c b/lstate.c
index 04909db3..c5e3b437 100644
--- a/lstate.c
+++ b/lstate.c
@@ -379,6 +379,7 @@ LUA_API lua_State *lua_newstate (lua_Alloc f, void *ud) {
   g->panic = NULL;
   g->gcstate = GCSpause;
   g->gckind = KGC_INC;
+  g->gcstopem = 0;
   g->gcemergency = 0;
   g->finobj = g->tobefnz = g->fixedgc = NULL;
   g->firstold1 = g->survival = g->old1 = g->reallyold = NULL;
-- 
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