* [PATCH] array.c (ary_recycle_hash): use rb_gc_force_recycle
@ 2017-02-13 0:47 Eric Wong
0 siblings, 0 replies; only message in thread
From: Eric Wong @ 2017-02-13 0:47 UTC (permalink / raw)
To: spew
Hidden objects (RBASIC_CLASS(hash) == 0) can never become
visible to other threads or signal handlers via
ObjectSpace.each_object or similar means. Thus it is safe to
forcibly recycle the object slot for future use, here.
---
array.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/array.c b/array.c
index f170a942ac..e970ca3787 100644
--- a/array.c
+++ b/array.c
@@ -4095,12 +4095,12 @@ ary_make_hash_by(VALUE ary)
static inline void
ary_recycle_hash(VALUE hash)
{
+ assert(RBASIC_CLASS(hash) == 0);
if (RHASH(hash)->ntbl) {
st_table *tbl = RHASH(hash)->ntbl;
- RHASH(hash)->ntbl = 0;
st_free_table(tbl);
}
- RB_GC_GUARD(hash);
+ rb_gc_force_recycle(hash);
}
/*
--
EW
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2017-02-13 0:47 [PATCH] array.c (ary_recycle_hash): use rb_gc_force_recycle Eric Wong
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