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Don't traverse inactive GCtrace objects.

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This commit is contained in:
Mike Pall 2010-09-15 01:13:07 +02:00
parent 77267bc538
commit 44702720c5
1 changed files with 2 additions and 2 deletions
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4
src/lj_gc.c
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@ -230,6 +230,7 @@ static void gc_marktrace(global_State *g, TraceNo traceno)
static void gc_traverse_trace(global_State *g, GCtrace *T) static void gc_traverse_trace(global_State *g, GCtrace *T)
{ {
IRRef ref; IRRef ref;
if (T->traceno == 0) return;
for (ref = T->nk; ref < REF_TRUE; ref++) { for (ref = T->nk; ref < REF_TRUE; ref++) {
IRIns *ir = &T->ir[ref]; IRIns *ir = &T->ir[ref];
if (ir->o == IR_KGC) if (ir->o == IR_KGC)
@ -242,8 +243,7 @@ static void gc_traverse_trace(global_State *g, GCtrace *T)
} }
/* The current trace is a GC root while not anchored in the prototype (yet). */ /* The current trace is a GC root while not anchored in the prototype (yet). */
#define gc_traverse_curtrace(g) \ #define gc_traverse_curtrace(g) gc_traverse_trace(g, &G2J(g)->cur)
{ if (G2J(g)->cur.traceno != 0) gc_traverse_trace(g, &G2J(g)->cur); }
#else #else
#define gc_traverse_curtrace(g) UNUSED(g) #define gc_traverse_curtrace(g) UNUSED(g)
#endif #endif