#21316 [NEW]: debug_print_backtrace() leaks

From: moriyoshi@php.net Operating system: any PHP version: 4CVS-2002-12-31 (dev) PHP Bug Type: Scripting Engine problem Bug description: debug_print_backtrace() leaks <?php function foo() { debug_print_backtrace(); } foo(); ?> After running the above script, the memory manager reports following leaks: /home/koizumi/src/php.net/HEAD/php4/Zend/zend_hash.c(178) : Freeing 0x0827FD54 (32 bytes), script=/tmp/test3.php /home/koizumi/src/php.net/HEAD/php4/Zend/zend_builtin_functions.c(1166) : Freei ng 0x0827FCF4 (44 bytes), script=/tmp/test3.php /home/koizumi/src/php.net/HEAD/php4/Zend/zend_API.c(565) : Actual location (loca tion was relayed) /home/koizumi/src/php.net/HEAD/php4/Zend/zend_builtin_functions.c(1165) : Freei ng 0x0827DD2C (12 bytes), script=/tmp/test3.php Suggested patch (I'm going to resend this later): Index: Zend/zend_builtin_functions.c =================================================================== RCS file: /repository/Zend/zend_builtin_functions.c,v retrieving revision 1.132 diff -u -r1.132 zend_builtin_functions.c --- Zend/zend_builtin_functions.c 31 Dec 2002 15:55:01 -0000 1.132 +++ Zend/zend_builtin_functions.c 31 Dec 2002 20:53:31 -0000 @@ -1310,7 +1310,7 @@ } zend_printf("%s(", function_name?function_name:"main"); debug_print_backtrace_args(arg_array); - ZVAL_DELREF(arg_array); + zval_ptr_dtor(&arg_array); zend_printf(") called at [%s:%d]\n", filename, lineno); include_filename = filename; ptr = ptr->prev_execute_data; -- Edit bug report at http://bugs.php.net/?id=21316&edit=1 -- Try a CVS snapshot: http://bugs.php.net/fix.php?id=21316&r=trysnapshot Fixed in CVS: http://bugs.php.net/fix.php?id=21316&r=fixedcvs Fixed in release: http://bugs.php.net/fix.php?id=21316&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=21316&r=needtrace Try newer version: http://bugs.php.net/fix.php?id=21316&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=21316&r=support Expected behavior: http://bugs.php.net/fix.php?id=21316&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=21316&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=21316&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=21316&r=globals PHP 3 support discontinued: http://bugs.php.net/fix.php?id=21316&r=php3 Daylight Savings: http://bugs.php.net/fix.php?id=21316&r=dst IIS Stability: http://bugs.php.net/fix.php?id=21316&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=21316&r=gnused