MFZE2

diff --git a/Zend/zend_builtin_functions.c b/Zend/zend_builtin_functions.c
index 6eeecc9b1a7443e894fea8f37f106466427687fe..e18eb86a41fa2124deb80e0bf016ecb3e26a591d 100644 (file)
--- a/Zend/zend_builtin_functions.c
+++ b/Zend/zend_builtin_functions.c
@@ -1321,10 +1321,10 @@ ZEND_FUNCTION(debug_print_backtrace)
        int lineno;
        char *function_name;
        char *filename;
-       char *class_name;
+       char *class_name = NULL;
        char *call_type;
        char *include_filename = NULL;
-       zval *arg_array;
+       zval *arg_array = NULL;
        void **cur_arg_pos = EG(argument_stack).top_element;
        void **args = cur_arg_pos;
        int arg_stack_consistent = 0;
@@ -1425,8 +1425,10 @@ ZEND_FUNCTION(debug_print_backtrace)
                        ZEND_PUTS(call_type);
                }
                zend_printf("%s(", function_name?function_name:"main");
-               debug_print_backtrace_args(arg_array);
-               ZVAL_DELREF(arg_array);
+               if (arg_array) {
+                       debug_print_backtrace_args(arg_array);
+                       zval_ptr_dtor(&arg_array);
+               }
                zend_printf(") called at [%s:%d]\n", filename, lineno);
                include_filename = filename;
                ptr = ptr->prev_execute_data;