From:             
Operating system: Linux x86-64
PHP version:      trunk-SVN-2011-03-20 (SVN)
Package:          Reproducible crash
Bug Type:         Bug
Bug description:Crash (null pointer) in zif_get_html_translation_table

Description:
------------
Attached code crashes on PHP trunk debug build (64 bit). Looks like a null
pointer deref, so I assume it's not security related.

Test script:
---------------
<?php

/* Prototype  : array get_html_translation_table ( [int $table [, int
$quote_style [, string charset_hint]]] )

*/

$tt = get_html_translation_table(acos(1.01), $quote_style, "UTF-8");

?>

Expected result:
----------------
==23063== Invalid read of size 8

==23063==    at 0x6AFEEE: zif_get_html_translation_table (html.c:1625)

==23063==    by 0x7ED653: zend_do_fcall_common_helper_SPEC
(zend_vm_execute.h:638)

==23063==    by 0x7F37D2: ZEND_DO_FCALL_SPEC_CONST_HANDLER
(zend_vm_execute.h:1935)

==23063==    by 0x7EC127: execute (zend_vm_execute.h:410)

==23063==    by 0x7B0348: zend_execute_scripts (zend.c:1212)

==23063==    by 0x726A6B: php_execute_script (main.c:2344)

==23063==    by 0x8EC489: main (php_cli.c:1136)

==23063==  Address 0x0 is not stack'd, malloc'd or (recently) free'd

==23063== 

==23063== 

==23063== Process terminating with default action of signal 11 (SIGSEGV)




-- 
Edit bug report at http://bugs.php.net/bug.php?id=54322&edit=1
-- 
Try a snapshot (PHP 5.2):            
http://bugs.php.net/fix.php?id=54322&r=trysnapshot52
Try a snapshot (PHP 5.3):            
http://bugs.php.net/fix.php?id=54322&r=trysnapshot53
Try a snapshot (trunk):              
http://bugs.php.net/fix.php?id=54322&r=trysnapshottrunk
Fixed in SVN:                        
http://bugs.php.net/fix.php?id=54322&r=fixed
Fixed in SVN and need be documented: 
http://bugs.php.net/fix.php?id=54322&r=needdocs
Fixed in release:                    
http://bugs.php.net/fix.php?id=54322&r=alreadyfixed
Need backtrace:                      
http://bugs.php.net/fix.php?id=54322&r=needtrace
Need Reproduce Script:               
http://bugs.php.net/fix.php?id=54322&r=needscript
Try newer version:                   
http://bugs.php.net/fix.php?id=54322&r=oldversion
Not developer issue:                 
http://bugs.php.net/fix.php?id=54322&r=support
Expected behavior:                   
http://bugs.php.net/fix.php?id=54322&r=notwrong
Not enough info:                     
http://bugs.php.net/fix.php?id=54322&r=notenoughinfo
Submitted twice:                     
http://bugs.php.net/fix.php?id=54322&r=submittedtwice
register_globals:                    
http://bugs.php.net/fix.php?id=54322&r=globals
PHP 4 support discontinued:          http://bugs.php.net/fix.php?id=54322&r=php4
Daylight Savings:                    http://bugs.php.net/fix.php?id=54322&r=dst
IIS Stability:                       
http://bugs.php.net/fix.php?id=54322&r=isapi
Install GNU Sed:                     
http://bugs.php.net/fix.php?id=54322&r=gnused
Floating point limitations:          
http://bugs.php.net/fix.php?id=54322&r=float
No Zend Extensions:                  
http://bugs.php.net/fix.php?id=54322&r=nozend
MySQL Configuration Error:           
http://bugs.php.net/fix.php?id=54322&r=mysqlcfg

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