Fixed debug_backtrace

diff --git a/Zend/zend_builtin_functions.c b/Zend/zend_builtin_functions.c
index 4595e5211297bc3ff83b1b36fb71a44ad109ce90..865e0d5ae5fefb47dcdeeb27b24facfee923c6e5 100644 (file)
--- a/Zend/zend_builtin_functions.c
+++ b/Zend/zend_builtin_functions.c
@@ -2235,7 +2235,9 @@ ZEND_API void zend_fetch_debug_backtrace(zval *return_value, int skip_last, int
                                                Z_OBJCE(ptr->object) : 
                                                ptr->function_state.function->common.scope,
                                        ptr->function_state.function)->val :
-                               ptr->function_state.function->common.function_name->val;
+                               (ptr->function_state.function->common.function_name ?
+                                ptr->function_state.function->common.function_name->val : 
+                                NULL);
 
                if (function_name) {
                        add_assoc_string_ex(&stack_frame, "function", sizeof("function")-1, (char*)function_name, 1);