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bug: GC metamethod calls could mess C/Lua stack syncronization

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This commit is contained in:
Roberto Ierusalimschy
2003-02-28 16:45:15 -03:00
parent 6b6bc532a4
commit 69dd9461e5
5 changed files with 44 additions and 19 deletions
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6
lgc.h
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@@ -1,5 +1,5 @@
/*
** $Id: lgc.h,v 1.17 2002/11/25 12:38:47 roberto Exp roberto $
** $Id: lgc.h,v 1.18 2003/02/10 17:32:50 roberto Exp roberto $
** Garbage Collector
** See Copyright Notice in lua.h
*/
@@ -11,8 +11,8 @@
#include "lobject.h"
#define luaC_checkGC(L) if (G(L)->nblocks >= G(L)->GCthreshold) \
luaC_collectgarbage(L)
#define luaC_checkGC(L) { lua_assert(!(L->ci->state & CI_CALLING)); \
if (G(L)->nblocks >= G(L)->GCthreshold) luaC_collectgarbage(L); }
void luaC_separateudata (lua_State *L);