executing preg_match_all() function with this Regular Expression causes a PHP Segmentation Fault.

executing preg_match_all() function with this Regular Expression causes a PHP Segmentation Fault.

ERR_EMPTY_RESPONSE

brew install gdb

andy@AndyMacBookPro:/usr/local/webdata/andy/php$ gdb --args php is_utf8.php
GNU gdb (GDB) 7.8
Copyright (C) 2014 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-apple-darwin13.4.0".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>.
Find the GDB manual and other documentation resources online at:
<http://www.gnu.org/software/gdb/documentation/>.
For help, type "help".
Type "apropos word" to search for commands related to "word"...
Reading symbols from php...(no debugging symbols found)...done.
(gdb) run
Starting program: /usr/bin/php is_utf8.php
Unable to find Mach task port for process-id 37544: (os/kern) failure (0x5).
 (please check gdb is codesigned - see taskgated(8))
(gdb)

Darwin kernel出于安全考虑，在没有特殊授权的情况下不允许gdb调试任何程序，因为可以调试就掌握了进程的控制权。不过如果是root用户就没有这个问题，不过谁愿意用root来调试程序呢。

root再试：

root@AndyMacBookPro:/usr/local/webdata/andy/php# gdb --args php is_utf8.php
GNU gdb (GDB) 7.8
Copyright (C) 2014 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-apple-darwin13.4.0".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>.
Find the GDB manual and other documentation resources online at:
<http://www.gnu.org/software/gdb/documentation/>.
For help, type "help".
Type "apropos word" to search for commands related to "word"...
Reading symbols from php...(no debugging symbols found)...done.
(gdb) run
Starting program: /usr/bin/php is_utf8.php
warning: Could not open OSO archive file "/BinaryCache/Libsyscall/Libsyscall-2422.115.14~1/Symbols/BuiltProducts/libsystem_kernel.a"
warning: `/private/var/tmp/Libsyscall/Libsyscall-2422.115.14~1/Libsyscall.build/Libsyscall_dynamic.build/Objects-normal/x86_64/_libc_funcptr.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/Libsyscall/Libsyscall-2422.115.14~1/Libsyscall.build/Libsyscall_dynamic.build/Objects-normal/x86_64/kernel_vers.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/Libsyscall/Libsyscall-2422.115.14~1/Libsyscall.build/Libsyscall_dynamic.build/Objects-normal/x86_64/memcpy.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/Libsyscall/Libsyscall-2422.115.14~1/Libsyscall.build/Libsyscall_dynamic.build/Objects-normal/x86_64/strcmp.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/Libsyscall/Libsyscall-2422.115.14~1/Libsyscall.build/Libsyscall_dynamic.build/Objects-normal/x86_64/strlcpy.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/Libsyscall/Libsyscall-2422.115.14~1/Libsyscall.build/Libsyscall_dynamic.build/Objects-normal/x86_64/strlen.o': can't open to read symbols: No such file or directory.
warning: Could not open OSO archive file "/BinaryCache/libplatform/libplatform-24.90.1~2/Symbols/libatomics_normal.a"
warning: Could not open OSO archive file "/BinaryCache/libplatform/libplatform-24.90.1~2/Symbols/libcachecontrol_normal.a"
warning: Could not open OSO archive file "/BinaryCache/libplatform/libplatform-24.90.1~2/Symbols/libos_normal.a"
warning: Could not open OSO archive file "/BinaryCache/libplatform/libplatform-24.90.1~2/Symbols/libsetjmp_normal.a"
warning: Could not open OSO archive file "/BinaryCache/libplatform/libplatform-24.90.1~2/Symbols/libsimple_normal.a"
warning: Could not open OSO archive file "/BinaryCache/libplatform/libplatform-24.90.1~2/Symbols/libstring_normal.a"
warning: Could not open OSO archive file "/BinaryCache/libplatform/libplatform-24.90.1~2/Symbols/libucontext_normal.a"
warning: `/private/var/tmp/libplatform/libplatform-24.90.1~2/libplatform.build/libsystem_platform.build/Objects-normal/x86_64/init.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/AppleIDAuthenticationClient.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/AppleIDAuthenticationCommon.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/AppleIDIdentity.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/AppleIDIdentityAuthority.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/AppleIDIdentityQuery.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/AppleIDKeychainItems.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/AppleIDLogging.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/BundleIconsCache.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/BundleUtils.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/CDynamicArray.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/CFUtilities.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/CIconFamilyHelper.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/CPlusAutoTypes.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/CPlusCFObject.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/CSAuthenticationSupportPriv.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/CSBackToMyMac.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/CSDebug.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/CSDebugUtils.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/CSDotMacCertificates.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/CSIdentity.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/CSIdentityAuthority.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/CSIdentityBase.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/CSIdentityQuery.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/CSUtilities.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/CertUtils.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/ClosureSource.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/DSCommon.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/DSIdentity.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/DSIdentityAuthority.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/DSIdentityQuery.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/DynamicApple80211.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/DynamicArray.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/DynamicDirectoryService.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/DynamicHeimODAdmin.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/DynamicServiceManagement.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/HTTPClosureSource.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/ISDebug.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/ISIconLoader.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/ISServer-509CD7F904B79E77.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/ISServerServer.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/ISServerUser.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/ISVolumeCache.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/IconFamily.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/IconStorage.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/Identity.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/IdentityAuthority.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/IdentityBase.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/IdentityQuery.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/OSServices_vers.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/Power.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/PowerPriv.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/SFLEntries.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/SFLEntry.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/SFLEntryBase.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/SFLItemsList.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/SFLListBase.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/SFLLocalTempEntry.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/SFLPrefsManager.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/SFLRemoteEntry.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/SFLServer-A33C11B912A5E12C.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/SFLServerAsyncServer.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/SFLServerAsyncUser.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/SFLServerAsync_ReplyUser.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/SFLServerServer.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/SFLServerUser.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/SFLSharePointsEntry.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/SFLSnapshotEntry.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/SFLVolumesEntry.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/SOAPWebServiceClosure.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/Scheduler.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/SharedFilesListService.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/StorageTree.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/SystemSoundGlue.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/SystemSoundImp.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/WSRunLoopSource.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/WebServiceClosure.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/WebServiceResult.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/WebServiceUtils.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/WebServices.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/XMLRPCWebServiceClosure.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/XMLVisitor.o': can't open to read symbols: No such file or directory.
warning: `/private/var/tmp/OSServices/OSServices-600.4~317/OSServices.build/OSServices.build/Objects-normal/x86_64/XPCHelpers.o': can't open to read symbols: No such file or directory.
warning: Could not open OSO archive file "/usr/local/UmbrellaPieces/Libraries/libSecurityCore.a"
warning: `/usr/local/webdata/github/swoole-src/.libs/swoole.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/.libs/swoole_async.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/.libs/swoole_buffer.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/.libs/swoole_client.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/.libs/swoole_event.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/.libs/swoole_http.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/.libs/swoole_lock.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/.libs/swoole_process.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/.libs/swoole_server.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/.libs/swoole_table.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/.libs/swoole_timer.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/.libs/swoole_websocket.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/src/core/.libs/Channel.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/src/core/.libs/RingQueue.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/src/core/.libs/array.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/src/core/.libs/base.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/src/core/.libs/hashmap.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/src/core/.libs/log.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/src/core/.libs/socket.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/src/core/.libs/string.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/src/factory/.libs/Factory.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/src/factory/.libs/FactoryProcess.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/src/factory/.libs/FactoryThread.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/src/lock/.libs/FileLock.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/src/lock/.libs/Mutex.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/src/lock/.libs/RWLock.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/src/lock/.libs/Semaphore.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/src/memory/.libs/Buffer.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/src/memory/.libs/FixedPool.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/src/memory/.libs/Malloc.o': can't open to read symbols: No such file or directory.
warning: `/usr/local/webdata/github/swoole-src/src/memory/.libs/MemoryGlobal.o': can't open to read symbols: No such file or directory.
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warning: `/Users/andy/Downloads/freetds-0.91/src/dblib/.libs/rpc.o': file time stamp mismatch.

Program received signal SIGSEGV, Segmentation fault.
0x0000000100a03250 in pcre_exec () from /usr/lib/libpcre.0.dylib
(gdb)