diff options
| -rw-r--r-- | Zend/zend_gc.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Zend/zend_gc.c b/Zend/zend_gc.c index 2c3ea15320..da547543e3 100644 --- a/Zend/zend_gc.c +++ b/Zend/zend_gc.c @@ -137,6 +137,11 @@ ZEND_API void gc_init(void) ZEND_API void gc_possible_root(zend_refcounted *ref) { + if (GC_TYPE(ref) == IS_NULL) { + return; + } + + ZEND_ASSERT(GC_TYPE(ref) == IS_ARRAY || GC_TYPE(ref) == IS_OBJECT); GC_BENCH_INC(zval_possible_root); if (EXPECTED(GC_GET_COLOR(GC_INFO(ref)) == GC_BLACK)) { |