https://bugs.documentfoundation.org/show_bug.cgi?id=96227

            Bug ID: 96227
           Summary: 100% CPU on first start of LO 5.1
           Product: LibreOffice
           Version: 5.1.0.0.beta1
          Hardware: x86-64 (AMD64)
                OS: Mac OS X (All)
            Status: UNCONFIRMED
          Severity: normal
          Priority: medium
         Component: LibreOffice
          Assignee: [email protected]
          Reporter: [email protected]

Created attachment 120994
  --> https://bugs.documentfoundation.org/attachment.cgi?id=120994&action=edit
activity monitor sample

OS X: 10.11.2 Beta (15C48a)
LO: Version: 5.1.0.0.beta1-buildfix1
Build ID: 13010a13177025f633c9b85adcb3edf6920e44e3
Threads 8; Ver: -; Render: default; 

Locale: en-US (en.UTF-8)

I've deleted all my settings in ~/Library/Application Support/LibreOfficeDev to
start from fresh, and I see that LibreOfficeDev is causing a 100% CPU use. I've
sampled the process and attach the spindump if it will be useful, the top of
the stack is:

        __psynch_cvwait  (in libsystem_kernel.dylib)        5418
        mach_msg_trap  (in libsystem_kernel.dylib)        2807
        __accept  (in libsystem_kernel.dylib)        2709
        kevent_qos  (in libsystem_kernel.dylib)        2709
        _kernelrpc_mach_port_insert_member_trap  (in libsystem_kernel.dylib)   
    283
        objc_msgSend  (in libobjc.A.dylib)        155
        _pthread_mutex_unlock_slow  (in libsystem_pthread.dylib)        138
        mk_timer_arm  (in libsystem_kernel.dylib)        118
        _kernelrpc_mach_port_extract_member_trap  (in libsystem_kernel.dylib)  
     99
        _pthread_mutex_lock_slow  (in libsystem_pthread.dylib)        78
        CFBasicHashFindBucket  (in CoreFoundation)        74
        pthread_mutex_unlock  (in libsystem_pthread.dylib)        64
        __CFStringHash  (in CoreFoundation)        59
        mach_absolute_time  (in libsystem_kernel.dylib)        54
        pthread_mutex_lock  (in libsystem_pthread.dylib)        54
        bool objc::DenseMapBase<objc::DenseMap<DisguisedPtr<objc_object>,
unsigned long, true, objc::DenseMapInfo<DisguisedPtr<objc_object> > >,
DisguisedPtr<objc_object>, unsigned long,
objc::DenseMapInfo<DisguisedPtr<objc_object> >,
true>::LookupBucketFor<DisguisedPtr<objc_object> >(DisguisedPtr<objc_object>
const&, std::__1::pair<DisguisedPtr<objc_object>, unsigned long> const*&) const
 (in libobjc.A.dylib)        50
        CFEqual  (in CoreFoundation)        43

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