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detail (setmetatable do not need to use a back GC barrier)

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This commit is contained in:
Roberto Ierusalimschy
2013-09-11 17:15:31 -03:00
parent 2e2c109daf
commit 06156e7575
2 changed files with 3 additions and 7 deletions
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6
lgc.h
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@@ -1,5 +1,5 @@
/*
** $Id: lgc.h,v 2.74 2013/09/11 14:09:55 roberto Exp roberto $
** $Id: lgc.h,v 2.75 2013/09/11 14:47:08 roberto Exp roberto $
** Garbage Collector
** See Copyright Notice in lua.h
*/
@@ -128,10 +128,6 @@
if (nolocal(obj2gco(o)), isblack(obj2gco(p)) && iswhite(obj2gco(o))) \
luaC_barrier_(L,obj2gco(p),obj2gco(o)); }
#define luaC_objbarrierback(L,p,o) \
{ if (nolocal(obj2gco(o)), isblack(obj2gco(p)) && iswhite(obj2gco(o))) \
luaC_barrierback_(L,obj2gco(p)); }
#define luaC_upvalbarrier(L,uv) \
{ if (iscollectable((uv)->v) && !upisopen(uv)) \
luaC_upvalbarrier_(L,uv); }