Fixed bug #52888 (Zend MM shutdown crash)

diff --git a/Zend/zend_alloc.c b/Zend/zend_alloc.c
index a7983b7126e68ad2dbf3c5d8a307377040783c12..d89cd247a951adf9bfe1e918a93c456c393b26a9 100644 (file)
--- a/Zend/zend_alloc.c
+++ b/Zend/zend_alloc.c
@@ -1649,6 +1649,7 @@ ZEND_API void zend_mm_shutdown(zend_mm_heap *heap, int full_shutdown, int silent
                }
        } else {
                if (segment) {
+#ifndef ZEND_WIN32
                        if (heap->reserve_size) {
                                while (segment->next_segment) {
                                        prev = segment;
@@ -1657,13 +1658,16 @@ ZEND_API void zend_mm_shutdown(zend_mm_heap *heap, int full_shutdown, int silent
                                }
                                heap->segments_list = segment;
                        } else {
+#endif
                                do {
                                        prev = segment;
                                        segment = segment->next_segment;
                                        ZEND_MM_STORAGE_FREE(prev);
                                } while (segment);
                                heap->segments_list = NULL;
+#ifndef ZEND_WIN32
                        }
+#endif
                }
                if (heap->compact_size &&
                    heap->real_peak > heap->compact_size) {