Fix incorrect GC_NUM2ADDR usage

Both first_unused and GC_MAX_UNCOMPRESSED are addresses, so we
should compare them directly.

diff --git a/Zend/zend_gc.c b/Zend/zend_gc.c
index 89aedfd5c2d0e582bcaacdea5600288ce8364051..662f9b01f7c84ef7cbac6636749406c7662cac1f 100644 (file)
--- a/Zend/zend_gc.c
+++ b/Zend/zend_gc.c
@@ -609,7 +609,7 @@ ZEND_API void ZEND_FASTCALL gc_remove_from_buffer(zend_refcounted *ref)
        GC_REF_SET_INFO(ref, 0);
 
        /* Perform decopression only in case of large buffers */
-       if (UNEXPECTED(GC_G(first_unused) >= GC_NUM2ADDR(GC_MAX_UNCOMPRESSED))) {
+       if (UNEXPECTED(GC_G(first_unused) >= GC_MAX_UNCOMPRESSED)) {
                gc_remove_compressed(ref, addr);
                return;
        }