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Fix marking of finalizer closure object

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* fnlz_mlc.c [ENABLE_DISCLAIM] (GC_init_finalized_malloc): Call
GC_register_displacement_inner(FINALIZER_CLOSURE_FLAG); add comment.
* fnlz_mlc.c [ENABLE_DISCLAIM] (GC_finalized_malloc): Call GC_dirty and
REACHABLE_AFTER_DIRTY after storing fclos.
This commit is contained in:
Petter Urkedal
2018-09-19 00:23:47 +03:00
committed by Ivan Maidanski
parent b65dd870a1
commit 21312a008f
1 changed files with 6 additions and 0 deletions
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fnlz_mlc.c
+6
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@@ -67,6 +67,10 @@ GC_API void GC_CALL GC_init_finalized_malloc(void)
/* start of the user region. */
GC_register_displacement_inner(sizeof(word));
/* And, the pointer to the finalizer closure object itself is */
/* displaced due to baking in this indicator. */
GC_register_displacement_inner(FINALIZER_CLOSURE_FLAG);
GC_finalized_kind = GC_new_kind_inner(GC_new_free_list_inner(),
GC_DS_LENGTH, TRUE, TRUE);
GC_ASSERT(GC_finalized_kind != 0);
@@ -96,6 +100,8 @@ GC_API GC_ATTR_MALLOC void * GC_CALL GC_finalized_malloc(size_t lb,
if (EXPECT(NULL == op, FALSE))
return NULL;
*op = (word)fclos | FINALIZER_CLOSURE_FLAG;
GC_dirty(op);
REACHABLE_AFTER_DIRTY(fclos);
return op + 1;
}