#39252 [Opn]: PHP crashes on "make install" on memory allocation, PowerPC

ID: 39252 User updated by: tiosancho at hotmail dot com Reported By: tiosancho at hotmail dot com Status: Open Bug Type: Reproducible crash Operating System: Mac OS 10.4.8 PowerPC PHP Version: 5.1.6 New Comment: Crash log: ********** Host Name: Fiasco Date/Time: 2006-10-23 20:29:46.235 -0700 OS Version: 10.4.8 (Build 8L127) Report Version: 4 Command: php Path: /Users/gavin/Desktop/PHP/php-5.1.6/sapi/cli/php Parent: make [4921] Version: ??? (???) PID: 4922 Thread: 0 Exception: EXC_BAD_ACCESS (0x0001) Codes: KERN_INVALID_ADDRESS (0x0001) at 0x01fffff0 Thread 0 Crashed: 0 <<00000000>> 0xffff8c80 __memcpy + 1248 (cpu_capabilities.h:189) 1 php 0x0004ec9c timelib_parse_tzfile + 588 (parse_tz.c:92) 2 php 0x0002f37c get_timezone_info + 156 (php_date.c:324) 3 php 0x0002f440 php_format_date + 64 (php_date.c:625) 4 php 0x00030164 php_date + 148 (php_date.c:608) 5 php 0x001fe4d4 zend_do_fcall_common_helper_SPEC + 1764 (zend_vm_execute.h:200) 6 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 7 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 8 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 9 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 10 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 11 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 12 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 13 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 14 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 15 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 16 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 17 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 18 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 19 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 20 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 21 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 22 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 23 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 24 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 25 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 26 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 27 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 28 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 29 php 0x002054a4 ZEND_INCLUDE_OR_EVAL_SPEC_CONST_HANDLER + 788 (zend_vm_execute.h:1976) 30 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 31 php 0x001e001c zend_execute_scripts + 380 (zend.c:1110) 32 php 0x0019d0cc php_execute_script + 620 (main.c:1737) 33 php 0x00284b1c main + 3500 (php_cli.c:1094) 34 php 0x00001c6c _start + 760 35 php 0x00001970 start + 48 Thread 0 crashed with PPC Thread State 64: srr0: 0x00000000ffff8c80 srr1: 0x100000000200d030 vrsave: 0x00000000fff80000 cr: 0x24042420 xer: 0x0000000000000000 lr: 0x000000000004ec9c ctr: 0x000000000007427c r0: 0x0000000000000000 r1: 0x00000000bfffd9f0 r2: 0x00000000a0002b90 r3: 0x0000000002808000 r4: 0x0000000002000003 r5: 0x0000000018000000 r6: 0xffffffffffffffef r7: 0xffffffffffffffdf r8: 0xffffffffffffffcf r9: 0xffffffffffffffff r10: 0x0000000000000000 r11: 0x0000000000339198 r12: 0x0000000004511f00 r13: 0x00000000bfffec90 r14: 0x0000000000000000 r15: 0x000000000194a750 r16: 0x0000000001c1b720 r17: 0x0000000000000000 r18: 0x000000000033feb4 r19: 0x0000000000342d60 r20: 0x0000000001c1dc40 r21: 0x0000000000000001 r22: 0x0000000000000001 r23: 0x00000000bfffeb40 r24: 0x0000000000000000 r25: 0x000000000033de04 r26: 0x0000000001883618 r27: 0x00000000bfffdcd8 r28: 0x0000000000000000 r29: 0x0000000002808000 r30: 0x0000000001c3a010 r31: 0x000000000002f2ec Binary Images Description: 0x1000 - 0x2dcfff php /Users/gavin/Desktop/PHP/php-5.1.6/sapi/cli/php 0xd05000 - 0xd34fff libmysqlclient.15.dylib /usr/local/mysql/lib/mysql/libmysqlclient.15.dylib 0x8fe00000 - 0x8fe51fff dyld 45.3 /usr/lib/dyld 0x90000000 - 0x901bcfff libSystem.B.dylib /usr/lib/libSystem.B.dylib 0x90214000 - 0x90219fff libmathCommon.A.dylib /usr/lib/system/libmathCommon.A.dylib 0x9110d000 - 0x9111bfff libz.1.dylib /usr/lib/libz.1.dylib 0x91a0b000 - 0x91ad3fff libcrypto.0.9.7.dylib /usr/lib/libcrypto.0.9.7.dylib 0x92c80000 - 0x92d5efff libxml2.2.dylib /usr/lib/libxml2.2.dylib 0x92d7e000 - 0x92e6cfff libiconv.2.dylib /usr/lib/libiconv.2.dylib 0x94f36000 - 0x94f65fff libssl.0.9.7.dylib /usr/lib/libssl.0.9.7.dylib 0x95681000 - 0x956a9fff libcurl.3.dylib /usr/lib/libcurl.3.dylib ********** Host Name: Fiasco Date/Time: 2006-10-23 21:08:41.460 -0700 OS Version: 10.4.8 (Build 8L127) Report Version: 4 Command: php Path: /Users/gavin/Desktop/PHP/php-5.1.6/sapi/cli/php Parent: make [11330] Version: ??? (???) PID: 11331 Thread: 0 Exception: EXC_BAD_ACCESS (0x0001) Codes: KERN_INVALID_ADDRESS (0x0001) at 0x01fffff0 Thread 0 Crashed: 0 <<00000000>> 0xffff8c80 __memcpy + 1248 (cpu_capabilities.h:189) 1 php 0x0004ec9c timelib_parse_tzfile + 588 (parse_tz.c:92) 2 php 0x0002f37c get_timezone_info + 156 (php_date.c:324) 3 php 0x0002f440 php_format_date + 64 (php_date.c:625) 4 php 0x00030164 php_date + 148 (php_date.c:608) 5 php 0x001fe4d4 zend_do_fcall_common_helper_SPEC + 1764 (zend_vm_execute.h:200) 6 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 7 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 8 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 9 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 10 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 11 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 12 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 13 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 14 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 15 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 16 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 17 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 18 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 19 php 0x002054a4 ZEND_INCLUDE_OR_EVAL_SPEC_CONST_HANDLER + 788 (zend_vm_execute.h:1976) 20 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 21 php 0x001e001c zend_execute_scripts + 380 (zend.c:1110) 22 php 0x0019d0cc php_execute_script + 620 (main.c:1737) 23 php 0x00284b1c main + 3500 (php_cli.c:1094) 24 php 0x00001c6c _start + 760 25 php 0x00001970 start + 48 Thread 0 crashed with PPC Thread State 64: srr0: 0x00000000ffff8c80 srr1: 0x100000000200d030 vrsave: 0x00000000fff80000 cr: 0x24042420 xer: 0x0000000000000000 lr: 0x000000000004ec9c ctr: 0x000000000007427c r0: 0x0000000000000000 r1: 0x00000000bfffe030 r2: 0x00000000a0002b90 r3: 0x0000000002808000 r4: 0x0000000002000003 r5: 0x0000000018000000 r6: 0xffffffffffffffef r7: 0xffffffffffffffdf r8: 0xffffffffffffffcf r9: 0xffffffffffffffff r10: 0x0000000000000000 r11: 0x0000000000339198 r12: 0x0000000004511f00 r13: 0x00000000bfffec90 r14: 0x0000000000000000 r15: 0x000000000194a750 r16: 0x00000000019c62d0 r17: 0x0000000000000000 r18: 0x000000000033feb4 r19: 0x0000000000342d60 r20: 0x0000000001c6ba90 r21: 0x0000000000000001 r22: 0x0000000000000001 r23: 0x00000000bfffeb40 r24: 0x0000000000000000 r25: 0x000000000033de04 r26: 0x0000000001883618 r27: 0x00000000bfffe318 r28: 0x0000000000000000 r29: 0x0000000002808000 r30: 0x0000000001c1b970 r31: 0x000000000002f2ec Binary Images Description: 0x1000 - 0x2dcfff php /Users/gavin/Desktop/PHP/php-5.1.6/sapi/cli/php 0xd05000 - 0xd34fff libmysqlclient.15.dylib /usr/local/mysql/lib/mysql/libmysqlclient.15.dylib 0x8fe00000 - 0x8fe51fff dyld 45.3 /usr/lib/dyld 0x90000000 - 0x901bcfff libSystem.B.dylib /usr/lib/libSystem.B.dylib 0x90214000 - 0x90219fff libmathCommon.A.dylib /usr/lib/system/libmathCommon.A.dylib 0x9110d000 - 0x9111bfff libz.1.dylib /usr/lib/libz.1.dylib 0x91a0b000 - 0x91ad3fff libcrypto.0.9.7.dylib /usr/lib/libcrypto.0.9.7.dylib 0x92c80000 - 0x92d5efff libxml2.2.dylib /usr/lib/libxml2.2.dylib 0x92d7e000 - 0x92e6cfff libiconv.2.dylib /usr/lib/libiconv.2.dylib 0x94f36000 - 0x94f65fff libssl.0.9.7.dylib /usr/lib/libssl.0.9.7.dylib 0x95681000 - 0x956a9fff libcurl.3.dylib /usr/lib/libcurl.3.dylib ********** Host Name: Fiasco Date/Time: 2006-10-24 15:08:25.340 -0700 OS Version: 10.4.8 (Build 8L127) Report Version: 4 Command: php Path: /Users/gavin/Desktop/PHP/php-5.1.6/sapi/cli/php Parent: make [17632] Version: ??? (???) PID: 17633 Thread: 0 Exception: EXC_BAD_ACCESS (0x0001) Codes: KERN_INVALID_ADDRESS (0x0001) at 0x01fffff0 Thread 0 Crashed: 0 <<00000000>> 0xffff8c80 __memcpy + 1248 (cpu_capabilities.h:189) 1 php 0x0004ec9c timelib_parse_tzfile + 588 (parse_tz.c:92) 2 php 0x0002f37c get_timezone_info + 156 (php_date.c:324) 3 php 0x0002f440 php_format_date + 64 (php_date.c:625) 4 php 0x00030164 php_date + 148 (php_date.c:608) 5 php 0x001fe4d4 zend_do_fcall_common_helper_SPEC + 1764 (zend_vm_execute.h:200) 6 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 7 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 8 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 9 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 10 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 11 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 12 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 13 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 14 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 15 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 16 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 17 php 0x001fe5bc zend_do_fcall_common_helper_SPEC + 1996 (zend_vm_execute.h:235) 18 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 19 php 0x002054a4 ZEND_INCLUDE_OR_EVAL_SPEC_CONST_HANDLER + 788 (zend_vm_execute.h:1976) 20 php 0x001fdd28 execute + 392 (zend_vm_execute.h:92) 21 php 0x001e001c zend_execute_scripts + 380 (zend.c:1110) 22 php 0x0019d0cc php_execute_script + 620 (main.c:1737) 23 php 0x00284b1c main + 3500 (php_cli.c:1094) 24 php 0x00001c6c _start + 760 25 php 0x00001970 start + 48 Thread 0 crashed with PPC Thread State 64: srr0: 0x00000000ffff8c80 srr1: 0x100000000200d030 vrsave: 0x00000000fff80000 cr: 0x24042420 xer: 0x0000000000000000 lr: 0x000000000004ec9c ctr: 0x000000000007427c r0: 0x0000000000000000 r1: 0x00000000bfffe030 r2: 0x00000000a0002b90 r3: 0x0000000002808000 r4: 0x0000000002000003 r5: 0x0000000018000000 r6: 0xffffffffffffffef r7: 0xffffffffffffffdf r8: 0xffffffffffffffcf r9: 0xffffffffffffffff r10: 0x0000000000000000 r11: 0x0000000000339198 r12: 0x0000000004511f00 r13: 0x00000000bfffec90 r14: 0x0000000000000000 r15: 0x000000000194a750 r16: 0x00000000019c62d0 r17: 0x0000000000000000 r18: 0x000000000033feb4 r19: 0x0000000000342d60 r20: 0x0000000001c41680 r21: 0x0000000000000001 r22: 0x0000000000000001 r23: 0x00000000bfffeb40 r24: 0x0000000000000000 r25: 0x000000000033de04 r26: 0x0000000001883618 r27: 0x00000000bfffe318 r28: 0x0000000000000000 r29: 0x0000000002808000 r30: 0x0000000001c46040 r31: 0x000000000002f2ec Binary Images Description: 0x1000 - 0x2dcfff php /Users/gavin/Desktop/PHP/php-5.1.6/sapi/cli/php 0xd05000 - 0xd34fff libmysqlclient.15.dylib /usr/local/mysql/lib/mysql/libmysqlclient.15.dylib 0x8fe00000 - 0x8fe51fff dyld 45.3 /usr/lib/dyld 0x90000000 - 0x901bcfff libSystem.B.dylib /usr/lib/libSystem.B.dylib 0x90214000 - 0x90219fff libmathCommon.A.dylib /usr/lib/system/libmathCommon.A.dylib 0x9110d000 - 0x9111bfff libz.1.dylib /usr/lib/libz.1.dylib 0x91a0b000 - 0x91ad3fff libcrypto.0.9.7.dylib /usr/lib/libcrypto.0.9.7.dylib 0x92c80000 - 0x92d5efff libxml2.2.dylib /usr/lib/libxml2.2.dylib 0x92d7e000 - 0x92e6cfff libiconv.2.dylib /usr/lib/libiconv.2.dylib 0x94f36000 - 0x94f65fff libssl.0.9.7.dylib /usr/lib/libssl.0.9.7.dylib 0x95681000 - 0x956a9fff libcurl.3.dylib /usr/lib/libcurl.3.dylib ********** Host Name: Fiasco Date/Time: 2006-10-24 19:13:24.696 -0700 OS Version: 10.4.8 (Build 8L127) Report Version: 4 Command: php Path: /Users/gavin/Desktop/PHP/php-5.1.6/sapi/cli/php Parent: make [3812] Version: ??? (???) PID: 3813 Thread: 0 Exception: EXC_BAD_ACCESS (0x0001) Codes: KERN_INVALID_ADDRESS (0x0001) at 0x01fffff0 Thread 0 Crashed: 0 <<00000000>> 0xffff8c80 __memcpy + 1248 (cpu_capabilities.h:189) 1 php 0x0005075c timelib_parse_tzfile + 588 (parse_tz.c:92) 2 php 0x00030e1c get_timezone_info + 156 (php_date.c:324) 3 php 0x00030ef0 php_format_date + 64 (php_date.c:625) 4 php 0x00031c04 php_date + 148 (php_date.c:608) 5 php 0x00212194 zend_do_fcall_common_helper_SPEC + 1764 (zend_vm_execute.h:200) 6 php 0x002119e8 execute + 376 (zend_vm_execute.h:92) 7 php 0x00212298 zend_do_fcall_common_helper_SPEC + 2024 (zend_vm_execute.h:235) 8 php 0x002119e8 execute + 376 (zend_vm_execute.h:92) 9 php 0x00212298 zend_do_fcall_common_helper_SPEC + 2024 (zend_vm_execute.h:235) 10 php 0x002119e8 execute + 376 (zend_vm_execute.h:92) 11 php 0x00212298 zend_do_fcall_common_helper_SPEC + 2024 (zend_vm_execute.h:235) 12 php 0x002119e8 execute + 376 (zend_vm_execute.h:92) 13 php 0x00212298 zend_do_fcall_common_helper_SPEC + 2024 (zend_vm_execute.h:235) 14 php 0x002119e8 execute + 376 (zend_vm_execute.h:92) 15 php 0x00212298 zend_do_fcall_common_helper_SPEC + 2024 (zend_vm_execute.h:235) 16 php 0x002119e8 execute + 376 (zend_vm_execute.h:92) 17 php 0x00212298 zend_do_fcall_common_helper_SPEC + 2024 (zend_vm_execute.h:235) 18 php 0x002119e8 execute + 376 (zend_vm_execute.h:92) 19 php 0x00217b94 ZEND_INCLUDE_OR_EVAL_SPEC_CONST_HANDLER + 820 (zend_vm_execute.h:1976) 20 php 0x002119e8 execute + 376 (zend_vm_execute.h:92) 21 php 0x001f2824 zend_execute_scripts + 404 (zend.c:1110) 22 php 0x001aceac php_execute_script + 636 (main.c:1737) 23 php 0x0029f03c main + 3516 (php_cli.c:1094) 24 php 0x00002aec _start + 760 25 php 0x000027f0 start + 48 Thread 0 crashed with PPC Thread State 64: srr0: 0x00000000ffff8c80 srr1: 0x100000000200d030 vrsave: 0x00000000fff80000 cr: 0x24042420 xer: 0x0000000020000000 lr: 0x000000000005075c ctr: 0x00000000000739fc r0: 0x0000000000000000 r1: 0x00000000bfffdf70 r2: 0x00000000a0002b90 r3: 0x0000000002808000 r4: 0x0000000002000003 r5: 0x0000000018000000 r6: 0xffffffffffffffef r7: 0xffffffffffffffdf r8: 0xffffffffffffffcf r9: 0xffffffffffffffff r10: 0x0000000000000000 r11: 0x000000000035b1d0 r12: 0x00000000044eff00 r13: 0x0000000000000000 r14: 0x0000000000000000 r15: 0x000000000191e8c0 r16: 0x00000000019717b0 r17: 0x0000000000000000 r18: 0x00000000003626a4 r19: 0x0000000000365670 r20: 0x00000000019c9850 r21: 0x0000000000000001 r22: 0x0000000000000001 r23: 0x00000000bfffeb10 r24: 0x0000000000361ac4 r25: 0x00000000018a9608 r26: 0x00000000bfffe278 r27: 0x00000000bfffe278 r28: 0x0000000000000000 r29: 0x0000000002808000 r30: 0x00000000019c56a0 r31: 0x0000000000030d8c Binary Images Description: 0x1000 - 0x2fefff php /Users/gavin/Desktop/PHP/php-5.1.6/sapi/cli/php 0xd05000 - 0xd34fff libmysqlclient.15.dylib /usr/local/mysql/lib/mysql/libmysqlclient.15.dylib 0x8fe00000 - 0x8fe51fff dyld 45.3 /usr/lib/dyld 0x90000000 - 0x901bcfff libSystem.B.dylib /usr/lib/libSystem.B.dylib 0x90214000 - 0x90219fff libmathCommon.A.dylib /usr/lib/system/libmathCommon.A.dylib 0x9110d000 - 0x9111bfff libz.1.dylib /usr/lib/libz.1.dylib 0x91a0b000 - 0x91ad3fff libcrypto.0.9.7.dylib /usr/lib/libcrypto.0.9.7.dylib 0x92c80000 - 0x92d5efff libxml2.2.dylib /usr/lib/libxml2.2.dylib 0x92d7e000 - 0x92e6cfff libiconv.2.dylib /usr/lib/libiconv.2.dylib 0x94f36000 - 0x94f65fff libssl.0.9.7.dylib /usr/lib/libssl.0.9.7.dylib 0x95681000 - 0x956a9fff libcurl.3.dylib /usr/lib/libcurl.3.dylib Previous Comments: ------------------------------------------------------------------------ [2006-10-25 03:04:03] tiosancho at hotmail dot com Description: ------------ After building PHP 5.1.6 on Mac OS 10.4.8 on PowerPC, "make install" will crash with the error below. This happened on two PowerPC systems that previously had no PHP source on them. Configure command for the build is below. Crash log attached. Reproduce code: --------------- ./configure --prefix=/Library/PHP5 --mandir=/usr/share/man --infodir=/usr/share/info --sysconfdir=/etc --disable-zend-memory-manager make make install Expected result: ---------------- Success. Actual result: -------------- Installing PHP SAPI module: cgi Installing PHP CGI into: /Library/PHP5/bin/ Installing build environment: /Library/PHP5/lib/php/build/ Installing header files: /Library/PHP5/include/php/ Installing helper programs: /Library/PHP5/bin/ program: phpize program: php-config Installing man pages: /usr/share/man/man1/ page: phpize.1 page: php-config.1 Installing PEAR environment: /Library/PHP5/lib/php/ [PEAR] Archive_Tar: upgrade to a newer version (1.3.1 is not newer than 1.3.1) [PEAR] Console_Getopt: upgrade to a newer version (1.2 is not newer than 1.2) php(23216) malloc: *** vm_allocate(size=3825205248) failed (error code=3) php(23216) malloc: *** error: can't allocate region php(23216) malloc: *** set a breakpoint in szone_error to debug make[1]: *** [install-pear-installer] Segmentation fault make: *** [install-pear] Error 2 ------------------------------------------------------------------------ -- Edit this bug report at http://bugs.php.net/?id=39252&edit=1