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change in the relationship between totalbytes and GCdebt - luaM_realloc_

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is too critical to update two counters
This commit is contained in:
Roberto Ierusalimschy
2010-12-20 17:40:07 -02:00
parent 737f119187
commit 551b076f1c
5 changed files with 35 additions and 26 deletions
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5
lmem.c
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@@ -1,5 +1,5 @@
/*
** $Id: lmem.c,v 1.79 2010/05/05 18:49:56 roberto Exp roberto $
** $Id: lmem.c,v 1.80 2010/12/20 18:17:46 roberto Exp roberto $
** Interface to Memory Manager
** See Copyright Notice in lua.h
*/
@@ -94,8 +94,7 @@ void *luaM_realloc_ (lua_State *L, void *block, size_t osize, size_t nsize) {
luaD_throw(L, LUA_ERRMEM);
}
lua_assert((nsize == 0) == (newblock == NULL));
g->totalbytes = (g->totalbytes - realosize) + nsize;
g->GCdebt += nsize; /* give some credit to garbage collector */
g->GCdebt = (g->GCdebt + nsize) - realosize;
#if defined(TRACEMEM)
{ /* auxiliary patch to monitor garbage collection.
** To plot, gnuplot with following command: