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Prevent GC estimate miscalculation due to buffer growth.

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This commit is contained in:
Mike Pall 2014-04-22 11:26:52 +02:00
parent 18309b0a25
commit 2715fe3aee
1 changed files with 2 additions and 2 deletions
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4
src/lj_gc.c
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@ -631,6 +631,8 @@ static size_t gc_onestep(lua_State *L)
case GCSsweep: { case GCSsweep: {
MSize old = g->gc.total; MSize old = g->gc.total;
setmref(g->gc.sweep, gc_sweep(g, mref(g->gc.sweep, GCRef), GCSWEEPMAX)); setmref(g->gc.sweep, gc_sweep(g, mref(g->gc.sweep, GCRef), GCSWEEPMAX));
lua_assert(old >= g->gc.total);
g->gc.estimate -= old - g->gc.total;
if (gcref(*mref(g->gc.sweep, GCRef)) == NULL) { if (gcref(*mref(g->gc.sweep, GCRef)) == NULL) {
gc_shrink(g, L); gc_shrink(g, L);
if (gcref(g->gc.mmudata)) { /* Need any finalizations? */ if (gcref(g->gc.mmudata)) { /* Need any finalizations? */
@ -643,8 +645,6 @@ static size_t gc_onestep(lua_State *L)
g->gc.debt = 0; g->gc.debt = 0;
} }
} }
lua_assert(old >= g->gc.total);
g->gc.estimate -= old - g->gc.total;
return GCSWEEPMAX*GCSWEEPCOST; return GCSWEEPMAX*GCSWEEPCOST;
} }
case GCSfinalize: case GCSfinalize: