__cxa_finalize

gistfile1.txt

core '/var/cores/core.uic.88923' of 88923:      /opt/local/qt3/bin/uic -nounload -tr tr2i18n -i kspellui.h ./kspellui.
 fffffd3da28abb13 _ZN18QMetaObjectCleanUpD1Ev () + 63
 fffffd7fff088f2c __cxa_finalize (0) + 8c
 fffffd7fff088fac _exithandle () + 2c
 fffffd7fff072c01 exit () + 11
 0000000000411156 _start () + 76
 
 # mdb /var/cores/core.uic.88923
Loading modules: [ libc.so.1 ld.so.1 ]
> $C ! c++filt
fffffd7fffdfe600 libqt-mt.so.3.3.8`QMetaObjectCleanUp::~QMetaObjectCleanUp()+0x63()
fffffd7fffdfe650 libc.so.1`__cxa_finalize+0x8c(0)
fffffd7fffdfe670 libc.so.1`_exithandle+0x2c()
fffffd7fffdfe690 libc.so.1`exit+0x11()
fffffd7fffdfe6b0 _start+0x76()

> $r
%rax = 0xfffffd3da2ca03c8       %r8  = 0x0000000000000000
%rbx = 0xfffffd5ce444f4a8       %r9  = 0x0101010101010101
%rcx = 0x00000000004ca220       %r10 = 0x0000000000000000
%rdx = 0x0000000000000000       %r11 = 0x0000000000000000
%rsi = 0x0000000000000000       %r12 = 0xfffffd7fff188a00
%rdi = 0x0000000000000000       %r13 = 0xfffffd7fff18b300
                                %r14 = 0xfffffd7ffef86dc0
                                %r15 = 0x0000000000000000

%cs = 0x0053    %fs = 0x0000    %gs = 0x0000
%ds = 0x0000    %es = 0x0000    %ss = 0x004b

%rip = 0xfffffd3da28abb13 libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x63
%rbp = 0xfffffd7fffdfe600
%rsp = 0xfffffd7fffdfe5f0

%rflags = 0x00010202
  id=0 vip=0 vif=0 ac=0 vm=0 rf=1 nt=0 iopl=0x0
  status=<of,df,IF,tf,sf,zf,af,pf,cf>

%gsbase = 0x0000000000000000
%fsbase = 0xfffffd7ffefa2a40
%trapno = 0xe
   %err = 0x4
   
> _ZN18QMetaObjectCleanUpD1Ev::dis
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev:  pushq  %rbp
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+1:movq   +0x376df0(%rip),%rax     <0xfffffd3da2c228a8>
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+8:movq   %rsp,%rbp
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0xb:      pushq  %r12
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0xd:      pushq  %rbx
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0xe:      movq   %rdi,%rbx
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x11:     movq   (%rax),%rdi
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x14:     testq  %rdi,%rdi
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x17:     je     +0x24    <libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x3d>
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x19:     leaq   +0x3f2e50(%rip),%rsi     <libqt-mt.so.3.3.8`_ZL14qt_metaobjects>
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x20:     call   -0xb9875 <PLT=libqt-mt.so.3.3.8`_ZN10QMutexPool3getEPv>
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x25:     testq  %rax,%rax
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x28:     movq   %rax,%r12
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x2b:     je     +0x10    <libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x3d>
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x2d:     movq   %rax,%rdi
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x30:     call   -0xbbf95 <PLT=libqt-mt.so.3.3.8`_ZN6QMutex4lockEv>
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x35:     movq   %r12,%rdi
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x38:     call   -0xbbf8d <PLT=libqt-mt.so.3.3.8`_ZN6QMutex6unlockEv>
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x3d:     subl   $0x1,+0x3f2e34(%rip)     <libqt-mt.so.3.3.8`_ZL20qt_metaobjects_count
>
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x44:     jne    +0x1d    <libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x63>
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x46:     movq   +0x3f2e23(%rip),%rdi     <libqt-mt.so.3.3.8`_ZL14qt_metaobjects>
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x4d:     testq  %rdi,%rdi
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x50:     je     +0x6     <libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x58>
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x52:     movq   (%rdi),%rax
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x55:     call   *0x18(%rax)
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x58:     movq   $0x0,+0x3f2e0d(%rip)     <libqt-mt.so.3.3.8`_ZL14qt_metaobjects>
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x63:     movq   (%rbx),%rax
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x66:     testq  %rax,%rax
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x69:     je     +0x1f    <libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x8a>
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x6b:     movq   (%rax),%rdi
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x6e:     testq  %rdi,%rdi
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x71:     je     +0x9     <libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x7c>
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x73:     movq   (%rdi),%rax
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x76:     call   *0x8(%rax)
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x79:     movq   (%rbx),%rax
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x7c:     movq   $0x0,(%rax)
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x83:     movq   $0x0,(%rbx)
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x8a:     popq   %rbx
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x8b:     popq   %r12
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x8d:     popq   %rbp
libqt-mt.so.3.3.8`_ZN18QMetaObjectCleanUpD1Ev+0x8e:     ret

Code in question:

QMetaObjectCleanUp::~QMetaObjectCleanUp()
{
#ifdef QT_THREAD_SUPPORT
    QMutexLocker( qt_global_mutexpool ?
                  qt_global_mutexpool->get( &qt_metaobjects ) : 0 );
#endif // QT_THREAD_SUPPORT
    if ( !--qt_metaobjects_count ) {
        delete qt_metaobjects;
        qt_metaobjects = 0;
    }
    if ( metaObject ) {
        delete *metaObject;
        *metaObject = 0;
        metaObject = 0;
    }
}