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Encapsulate reference-counting primitives.

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Prohibit direct update of GC_REFCOUNT(), GC_SET_REFCOUNT(), GC_ADDREF() and GC_DELREF() shoukf be instead.
Added mactros to validate reference-counting (disabled for now).
These macros are going to be used to eliminate race-condintions during reference-counting on data shared between threads.
This commit is contained in:
Dmitry Stogov 2017-10-27 01:28:58 +03:00
parent 1ab0d820da
commit 49ea143bbd
66 changed files with 408 additions and 345 deletions
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2
Zend/zend_objects_API.h
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@ -72,7 +72,7 @@ END_EXTERN_C()
static zend_always_inline void zend_object_release(zend_object *obj)
{
if (--GC_REFCOUNT(obj) == 0) {
if (GC_DELREF(obj) == 0) {
zend_objects_store_del(obj);
} else if (UNEXPECTED(GC_MAY_LEAK((zend_refcounted*)obj))) {
gc_possible_root((zend_refcounted*)obj);