[ITK-dev] [ITK] Coverity 'Uncaught Exception' errors

[Bill Lorensen]

I think we ignored a number of those.


On Tue, Sep 16, 2014 at 10:46 AM, Williams, Norman K
<norman-k-williams at uiowa.edu> wrote:
> Hans asked me to look at a couple of ITK Coverity defects, as they were in
> code written in our lab.
>
> A couple of them are understandable but problematic.  Basically there’s an
> exception thrown at itkObjectFactoryBase.cxx at line 533:
>
> 531   if ( ObjectFactoryBase::m_StrictVersionChecking )
> 532      {
>     1. exception_thrown: An exception of type "itk::ExceptionObject" is
> thrown.
> 533      itkGenericExceptionMacro(<< "Incompatible factory version load
> attempt:"
> 534                            << "\nRunning itk version :\n" <<
> Version::GetITKSourceVersion()
> 535                            << "\nAttempted loading factory version:\n"
> << factory->GetITKSourceVersion()
> 536                            << "\nAttempted factory:\n" <<
> factory->m_LibraryPath << "\n");
> 537      }
> 538    else
> 539      {
> 540      itkGenericOutputMacro(<< "Possible incompatible factory load:"
> 541                            << "\nRunning itk version :\n" <<
> Version::GetITKSourceVersion()
> 542                            << "\nLoaded factory version:\n" <<
> factory->GetITKSourceVersion()
> 543                            << "\nLoading factory:\n" <<
> factory->m_LibraryPath << "\n");
> 544      }
> 545    }
>
> There are 4 Coverity defects reported that all point to this code.  Given
> where the exceptions are thrown, it looks like every call to
> itk::<className>::New() should be bracketed by a try/catch pair.
>
> But in fact Coverity only reports 4 instances of this being a problem.
>
> I can fix the reported defects for completeness’ sake, but I find it
> mysterious that more defects caused by this occur.
>
>
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