ID: 47662 Updated by: nlop...@php.net Reported By: gmblar+php at gmail dot com -Status: Assigned +Status: Closed Bug Type: PCRE related Operating System: MacOSX 10.5 PHP Version: 5.2.9 Assigned To: nlopess New Comment:
This bug has been fixed in CVS. Snapshots of the sources are packaged every three hours; this change will be in the next snapshot. You can grab the snapshot at http://snaps.php.net/. Thank you for the report, and for helping us make PHP better. Previous Comments: ------------------------------------------------------------------------ [2009-04-10 15:31:14] nlop...@php.net there's something wrong with the pcre library. I'll take a look. ------------------------------------------------------------------------ [2009-04-06 23:19:27] gmblar+php at gmail dot com PCRE fails with more that 127 Subpattern if PHP compiled as 64-Bit- Binary ------------------------------------------------------------------------ [2009-04-06 23:17:11] gmblar+php at gmail dot com Problem only appears if PHP is compiled with 64-bit Support (x86_64) $ gdb ./php GNU gdb 6.3.50-20050815 (Apple version gdb-962) (Sat Jul 26 08:14:40 UTC 2008) Copyright 2004 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "i386-apple-darwin"...Reading symbols for shared libraries ...... done (gdb) run ./test.php Starting program: /Users/Blar/Sites/php/php-5.2.9/sapi/cli/php ./test.php warning: posix_spawn failed, trying execvp, error: 86 Reading symbols for shared libraries +++++.. done Program received signal EXC_BAD_ACCESS, Could not access memory. Reason: KERN_INVALID_ADDRESS at address: 0x000000010079ae10 0x000000010002308f in make_subpats_table (num_subpats=257, pce=0x101008b60) at /Users/Blar/Sites/php/php- 5.2.9/ext/pcre/php_pcre.c:213 213 subpat_names[name_idx] = name_table + 2; (gdb) bt #0 0x000000010002308f in make_subpats_table (num_subpats=257, pce=0x101008b60) at /Users/Blar/Sites/php/php- 5.2.9/ext/pcre/php_pcre.c:213 #1 0x00000001000243b7 in php_pcre_match_impl (pce=0x101008b60, subject=0x10071a998 "foobar", subject_len=6, return_value=0x10071ad10, subpats=0x0, global=0, use_flags=0, flags=0, start_offset=0) at /Users/Blar/Sites/php/php- 5.2.9/ext/pcre/php_pcre.c:598 #2 0x0000000100024196 in php_do_pcre_match (ht=2, return_value=0x10071ad10, return_value_ptr=0x0, this_ptr=0x0, return_value_used=0, global=0) at /Users/Blar/Sites/php/php- 5.2.9/ext/pcre/php_pcre.c:513 #3 0x0000000100025017 in zif_preg_match (ht=2, return_value=0x10071ad10, return_value_ptr=0x0, this_ptr=0x0, return_value_used=0) at /Users/Blar/Sites/php/php- 5.2.9/ext/pcre/php_pcre.c:762 #4 0x00000001002f0803 in zend_do_fcall_common_helper_SPEC (execute_data=0x7fff5fbfebd0) at zend_vm_execute.h:200 #5 0x00000001002f72b3 in ZEND_DO_FCALL_SPEC_CONST_HANDLER (execute_data=0x7fff5fbfebd0) at zend_vm_execute.h:1729 #6 0x00000001002f0223 in execute (op_array=0x1007198d0) at zend_vm_execute.h:92 #7 0x00000001002c599b in zend_execute_scripts (type=8, retval=0x0, file_count=3) at /Users/Blar/Sites/php/php-5.2.9/Zend/zend.c:1134 #8 0x0000000100263d28 in php_execute_script (primary_file=0x7fff5fbff5c0) at /Users/Blar/Sites/php/php- 5.2.9/main/main.c:2023 #9 0x0000000100351d7c in main (argc=2, argv=0x7fff5fbff728) at /Users/Blar/Sites/php/php-5.2.9/sapi/cli/php_cli.c:1133 ------------------------------------------------------------------------ [2009-04-06 21:00:31] j...@php.net Thank you for this bug report. To properly diagnose the problem, we need a backtrace to see what is happening behind the scenes. To find out how to generate a backtrace, please read http://bugs.php.net/bugs-generating-backtrace.php for *NIX and http://bugs.php.net/bugs-generating-backtrace-win32.php for Win32 Once you have generated a backtrace, please submit it to this bug report and change the status back to "Open". Thank you for helping us make PHP better. ------------------------------------------------------------------------ [2009-03-26 15:02:00] mmcnicklebugs at googlemail dot com I can't replicate on Linux/Ubuntu 8.04 with 5.3CVS or 5.2.* When I increase the number of patterns to a large number (say 60000) I get a suitable warning: Warning: preg_match(): Compilation failed: too many named subpatterns (maximum 10000) at offset 148903 in /home/martin/php_bugs/pcre/47622/test.php on line 10 ------------------------------------------------------------------------ The remainder of the comments for this report are too long. To view the rest of the comments, please view the bug report online at http://bugs.php.net/47662 -- Edit this bug report at http://bugs.php.net/?id=47662&edit=1
