Re: Lua 5.4.0-rc5 segfault in low memory conditions
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- Subject: Re: Lua 5.4.0-rc5 segfault in low memory conditions
- From: Andrew Gierth <andrew@...>
- Date: 2020年6月13日 20:00:46 +0100
>>>>> "Sergey" == Sergey Zakharchenko <doublef.mobile@gmail.com> writes:
Sergey> I know you're tired of my messages, but behold the ultimate
Sergey> test case for this particular (no longer sure it's one and the
Sergey> same bug throughout this thread):
See if this fixes both of them:
--- src/lparser.c.orig 2020年06月13日 19:57:47.428734000 +0100
+++ src/lparser.c 2020年06月13日 19:58:08.039573000 +0100
@@ -1977,6 +1977,7 @@
sethvalue2s(L, L->top, lexstate.h); /* anchor it */
luaD_inctop(L);
funcstate.f = cl->p = luaF_newproto(L);
+ luaC_objbarrier(L, cl, cl->p);
funcstate.f->source = luaS_new(L, name); /* create and anchor TString */
luaC_objbarrier(L, funcstate.f, funcstate.f->source);
lexstate.buff = buff;
--
Andrew.