Edit report at https://bugs.php.net/bug.php?id=63528&edit=1

 ID:                 63528
 Comment by:         ni...@php.net
 Reported by:        a...@php.net
 Summary:            Generators crash on
                     Zend\tests\generators\clone_with_stack.phpt
 Status:             Assigned
 Type:               Bug
 Package:            *General Issues
 Operating System:   Windows
 PHP Version:        5.5Git-2012-11-15 (Git)
 Assigned To:        nikic
 Block user comment: N
 Private report:     N

 New Comment:

Is this the only test that is failing for you?

I just played around with it on Windows and for me anything involving pushed 
stack arguments crashes. E.g. the yield_during_function_call test.


Previous Comments:
------------------------------------------------------------------------
[2012-11-15 15:57:05] a...@php.net

Btw. there are no valgrind complains on Linux for this test.

------------------------------------------------------------------------
[2012-11-15 14:35:20] a...@php.net

Description:
------------
Both TS and NTS crash. On a debug build VS gives the following error:

Unhandled exception at 0x102D369E (php5ts_debug.dll) in php.exe: 0xC0000005: 
Access violation reading location 0x5A5A5A56.

and the debugger stops in zend_execute.h:337 (second line in 
zend_vm_stack_clear_multiple()). 

Here is the corresponding BT:

        php5ts_debug.dll!zend_vm_stack_clear_multiple(void * * * tsrm_ls) Line 
337      C
        php5ts_debug.dll!zend_do_fcall_common_helper_SPEC(_zend_execute_data * 
execute_data, void * * * tsrm_ls) Line 736       C
        php5ts_debug.dll!ZEND_DO_FCALL_BY_NAME_SPEC_HANDLER(_zend_execute_data 
* execute_data, void * * * tsrm_ls) Line 879     C
        php5ts_debug.dll!execute_ex(_zend_execute_data * execute_data, void * * 
* tsrm_ls) Line 436     C
        php5ts_debug.dll!execute(_zend_op_array * op_array, void * * * tsrm_ls) 
Line 461        C
        php5ts_debug.dll!zend_execute_scripts(int type, void * * * tsrm_ls, 
_zval_struct * * retval, int file_count, ...) Line 1309     C
        php5ts_debug.dll!php_execute_script(_zend_file_handle * primary_file, 
void * * * tsrm_ls) Line 2468     C
        php.exe!do_cli(int argc, char * * argv, void * * * tsrm_ls) Line 988    
C
        php.exe!main(int argc, char * * argv) Line 1364 C
        php.exe!__tmainCRTStartup() Line 582    C
        php.exe!mainCRTStartup() Line 399       C
        kernel32.dll!76971866() Unknown
        [Frames below may be incorrect and/or missing, no symbols loaded for 
kernel32.dll]      
        ntdll.dll!770668f1()    Unknown
        ntdll.dll!7706689d()    Unknown
 

Test script:
---------------
Zend\tests\generators\clone_with_stack.phpt

Expected result:
----------------
Test diff:

001+
001- string(10) "xxxxxxxxxx"

Actual result:
--------------
test pass


------------------------------------------------------------------------



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