namespace COMMON_MALLOC_NAMESPACE {
-void ReplaceSystemMalloc() {
+void InitMallocZoneFields() {
static malloc_introspection_t sanitizer_zone_introspection;
// Ok to use internal_memset, these places are not performance-critical.
internal_memset(&sanitizer_zone_introspection, 0,
sanitizer_zone.free_definite_size = 0;
sanitizer_zone.memalign = &__sanitizer_mz_memalign;
sanitizer_zone.introspect = &sanitizer_zone_introspection;
+}
+
+void ReplaceSystemMalloc() {
+ InitMallocZoneFields();
// Register the zone.
malloc_zone_register(&sanitizer_zone);