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put the restriction that 'luaC_barrierback' works only on tables

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in its prototype
This commit is contained in:
Roberto Ierusalimschy
2014-07-19 12:09:37 -03:00
parent 2898e2fd12
commit e43612aaf6
3 changed files with 33 additions and 29 deletions
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6
lgc.h
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@@ -1,5 +1,5 @@
/*
** $Id: lgc.h,v 2.82 2014/03/19 18:51:16 roberto Exp roberto $
** $Id: lgc.h,v 2.83 2014/07/17 17:27:49 roberto Exp roberto $
** Garbage Collector
** See Copyright Notice in lua.h
*/
@@ -112,7 +112,7 @@
#define luaC_barrierback(L,p,v) { \
if (iscollectable(v) && isblack(obj2gco(p)) && iswhite(gcvalue(v))) \
luaC_barrierback_(L,obj2gco(p)); }
luaC_barrierback_(L,p); }
#define luaC_objbarrier(L,p,o) { \
if (isblack(obj2gco(p)) && iswhite(obj2gco(o))) \
@@ -129,7 +129,7 @@ LUAI_FUNC void luaC_runtilstate (lua_State *L, int statesmask);
LUAI_FUNC void luaC_fullgc (lua_State *L, int isemergency);
LUAI_FUNC GCObject *luaC_newobj (lua_State *L, int tt, size_t sz);
LUAI_FUNC void luaC_barrier_ (lua_State *L, GCObject *o, GCObject *v);
LUAI_FUNC void luaC_barrierback_ (lua_State *L, GCObject *o);
LUAI_FUNC void luaC_barrierback_ (lua_State *L, Table *o);
LUAI_FUNC void luaC_upvalbarrier_ (lua_State *L, UpVal *uv);
LUAI_FUNC void luaC_checkfinalizer (lua_State *L, GCObject *o, Table *mt);
LUAI_FUNC void luaC_upvdeccount (lua_State *L, UpVal *uv);