Bug #64515 [PATCH]: Memoryleak when using the same variablename 2times in function declaration

Edit report at https://bugs.php.net/bug.php?id=64515&edit=1 ID: 64515 Patch added by: laruence@php.net Reported by: hannes dot magnusson at gmail dot com Summary: Memoryleak when using the same variablename 2times in function declaration Status: Open Type: Bug Package: Scripting Engine problem Operating System: MacOSX PHP Version: 5.4Git-2013-03-25 (Git) Block user comment: N Private report: N New Comment: The following patch has been added/updated: Patch Name: bug64515.patch Revision: 1364267611 URL: https://bugs.php.net/patch-display.php?bug=64515&patch=bug64515.patch&revision=1364267611 Previous Comments: ------------------------------------------------------------------------ [2013-03-25 20:46:37] hannes dot magnusson at gmail dot com Description: ------------ There is a memory leak when the same argument name is used 2 times in a function declaration. Test script: --------------- <?php function foo($unused = null, $unused = null, $bar = array()) { return 1; } foo(); Actual result: -------------- ==67447== 32 bytes in 1 blocks are definitely lost in loss record 17 of 94 ==67447== at 0x4DC7: malloc (vg_replace_malloc.c:266) ==67447== by 0x1002800CE: _emalloc (zend_alloc.c:2423) ==67447== by 0x100318565: ZEND_RECV_INIT_SPEC_CONST_HANDLER (zend_vm_execute.h:1358) ==67447== by 0x100300796: execute (zend_vm_execute.h:410) ==67447== by 0x1002BFCBA: zend_execute_scripts (zend.c:1315) ==67447== by 0x1002108AF: php_execute_script (main.c:2492) ==67447== by 0x10037E106: do_cli (php_cli.c:988) ==67447== by 0x10037CE3A: main (php_cli.c:1364) ------------------------------------------------------------------------ -- Edit this bug report at https://bugs.php.net/bug.php?id=64515&edit=1