Add an additional field $frame['object'] to the result array of debug_backtrace() that contains a reference to the respective object when the frame was called from an object. Patch has been reviewed by Andi, Zeev, and Marcus. I will coordinate with Ilia on merging it to the PHP_5_1 branch after PHP 5.1.0 has been released.

2 files changed, 6 insertions, 0 deletions

diff --git a/NEWS b/NEWS
index d207eeae88..73da6691ee 100644
--- a/NEWS
+++ b/NEWS
@@ -22,4 +22,7 @@ PHP                                                                        NEWS
   the part of haystack before or after first occurence of needle. (Johannes)
 - Added possibility to check in which extension an internal function was
   defined using reflection API. (Johannes)
+- Added an additional field $frame['object'] to the result array of
+  debug_backtrace() that contains a reference to the respective object when the
+  frame was called from an object. (Sebastian)
 - Fixed bug #34286 (__toString() behavior is inconsistent). (Marcus)
diff --git a/Zend/zend_builtin_functions.c b/Zend/zend_builtin_functions.c
index 5967cfc5f2..4027bdc2a2 100644
--- a/Zend/zend_builtin_functions.c
+++ b/Zend/zend_builtin_functions.c
@@ -2005,6 +2005,9 @@ ZEND_API void zend_fetch_debug_backtrace(zval *return_value, int skip_last TSRML
 					dup = zend_get_object_classname(ptr->object, &class_name, &class_name_len TSRMLS_CC);
 					add_assoc_text_ex(stack_frame, "class", sizeof("class"), class_name, dup);
 				}
+				add_assoc_zval_ex(stack_frame, "object", sizeof("object"), ptr->object);
+				ptr->object->refcount++;
+
 				add_assoc_ascii_string_ex(stack_frame, "type", sizeof("type"), "->", 1);
 			} else if (ptr->function_state.function->common.scope) {
 				add_assoc_textl_ex(stack_frame, "class", sizeof("class"), ptr->function_state.function->common.scope->name, ptr->function_state.function->common.scope->name_length, 1);