revert by Andi's request

diff --git a/Zend/zend_compile.c b/Zend/zend_compile.c
index ba0facad616690da0ed63cb8caa3d625d2cb6819..ad9537322ce112076587617a9acd53352b562e39 100644 (file)
--- a/Zend/zend_compile.c
+++ b/Zend/zend_compile.c
@@ -2382,17 +2382,6 @@ static zend_bool do_inherit_constant_check(HashTable *child_constants_table, zva
 
 ZEND_API void zend_do_implement_interface(zend_class_entry *ce, zend_class_entry *iface TSRMLS_DC)
 {
-       zend_uint i, if_num = ce->num_interfaces, cnt = 0;
-
-       for (i = 0; i < if_num; i++) {
-               if (ce->interfaces[i] != NULL && ce->interfaces[i]->name_length == iface->name_length && !memcmp(ce->interfaces[i]->name.v, iface->name.v, UG(unicode)?UBYTES(iface->name_length):iface->name_length)) {
-                       cnt++;
-                       if (cnt > 1) {
-                               zend_error(E_COMPILE_ERROR, "Cannot implement previously implemented interface %v", iface->name);
-                       }
-               }
-       }
-
        zend_hash_merge_ex(&ce->constants_table, &iface->constants_table, (copy_ctor_func_t) zval_add_ref, sizeof(zval *), (merge_checker_func_t) do_inherit_constant_check, iface);
        zend_hash_merge_ex(&ce->function_table, &iface->function_table, (copy_ctor_func_t) do_inherit_method, sizeof(zend_function), (merge_checker_func_t) do_inherit_method_check, ce);