COMP: Fix JPEG volatile jmp clobber warning.
COMP: Fix JPEG volatile jmp clobber warning.

This fixes /.../ITK-Gerrit/Modules/IO/JPEG/src/itkJPEGImageIO.cxx:448: warning:
variable 'outPtr' might be clobbered by 'longjmp' or 'fork'.

Change-Id: I7ad5211a7439d7367d5ffba26036d8cfa7c39868

zachary-williamson/ITK,blowekamp/ITK,InsightSoftwareConsortium/ITK,InsightSoftwareConsortium/ITK,fuentesdt/InsightToolkit-dev,stnava/ITK,ajjl/ITK,Kitware/ITK,PlutoniumHeart/ITK,thewtex/ITK,eile/ITK,fuentesdt/InsightToolkit-dev,Kitware/ITK,rhgong/itk-with-dom,fuentesdt/InsightToolkit-dev,jmerkow/ITK,heimdali/ITK,ajjl/ITK,LucHermitte/ITK,thewtex/ITK,BlueBrain/ITK,hendradarwin/ITK,LucasGandel/ITK,paulnovo/ITK,fedral/ITK,zachary-williamson/ITK,fbudin69500/ITK,stnava/ITK,jmerkow/ITK,BRAINSia/ITK,stnava/ITK,stnava/ITK,GEHC-Surgery/ITK,InsightSoftwareConsortium/ITK,malaterre/ITK,PlutoniumHeart/ITK,richardbeare/ITK,PlutoniumHeart/ITK,paulnovo/ITK,fuentesdt/InsightToolkit-dev,Kitware/ITK,stnava/ITK,GEHC-Surgery/ITK,msmolens/ITK,atsnyder/ITK,ajjl/ITK,eile/ITK,CapeDrew/DCMTK-ITK,msmolens/ITK,malaterre/ITK,paulnovo/ITK,BlueBrain/ITK,hinerm/ITK,LucHermitte/ITK,spinicist/ITK,paulnovo/ITK,atsnyder/ITK,vfonov/ITK,BRAINSia/ITK,blowekamp/ITK,LucHermitte/ITK,thewtex/ITK,PlutoniumHeart/ITK,jmerkow/ITK,blowekamp/ITK,msmolens/ITK,ajjl/ITK,PlutoniumHeart/ITK,GEHC-Surgery/ITK,hjmjohnson/ITK,paulnovo/ITK,fedral/ITK,msmolens/ITK,BlueBrain/ITK,jmerkow/ITK,BRAINSia/ITK,malaterre/ITK,GEHC-Surgery/ITK,spinicist/ITK,LucHermitte/ITK,zachary-williamson/ITK,malaterre/ITK,BlueBrain/ITK,CapeDrew/DCMTK-ITK,heimdali/ITK,hjmjohnson/ITK,thewtex/ITK,BlueBrain/ITK,blowekamp/ITK,CapeDrew/DCMTK-ITK,rhgong/itk-with-dom,atsnyder/ITK,fbudin69500/ITK,vfonov/ITK,hjmjohnson/ITK,fedral/ITK,fbudin69500/ITK,jmerkow/ITK,Kitware/ITK,vfonov/ITK,LucHermitte/ITK,spinicist/ITK,heimdali/ITK,jcfr/ITK,malaterre/ITK,hinerm/ITK,ajjl/ITK,zachary-williamson/ITK,zachary-williamson/ITK,atsnyder/ITK,eile/ITK,blowekamp/ITK,thewtex/ITK,jmerkow/ITK,fedral/ITK,hinerm/ITK,spinicist/ITK,zachary-williamson/ITK,rhgong/itk-with-dom,InsightSoftwareConsortium/ITK,biotrump/ITK,PlutoniumHeart/ITK,fbudin69500/ITK,blowekamp/ITK,fuentesdt/InsightToolkit-dev,fuentesdt/InsightToolkit-dev,eile/ITK,biotrump/ITK,msmolens/ITK,vfonov/ITK,paulnovo/ITK,rhgong/itk-with-dom,hendradarwin/ITK,fbudin69500/ITK,jmerkow/ITK,Kitware/ITK,heimdali/ITK,heimdali/ITK,heimdali/ITK,thewtex/ITK,BlueBrain/ITK,CapeDrew/DCMTK-ITK,blowekamp/ITK,LucasGandel/ITK,BlueBrain/ITK,CapeDrew/DCMTK-ITK,stnava/ITK,spinicist/ITK,hendradarwin/ITK,LucasGandel/ITK,vfonov/ITK,CapeDrew/DCMTK-ITK,hjmjohnson/ITK,fedral/ITK,stnava/ITK,PlutoniumHeart/ITK,vfonov/ITK,Kitware/ITK,richardbeare/ITK,BRAINSia/ITK,LucasGandel/ITK,biotrump/ITK,hendradarwin/ITK,vfonov/ITK,rhgong/itk-with-dom,spinicist/ITK,biotrump/ITK,stnava/ITK,malaterre/ITK,heimdali/ITK,eile/ITK,biotrump/ITK,richardbeare/ITK,hendradarwin/ITK,msmolens/ITK,hinerm/ITK,biotrump/ITK,hinerm/ITK,atsnyder/ITK,BRAINSia/ITK,zachary-williamson/ITK,jcfr/ITK,hinerm/ITK,PlutoniumHeart/ITK,InsightSoftwareConsortium/ITK,atsnyder/ITK,fbudin69500/ITK,fbudin69500/ITK,CapeDrew/DCMTK-ITK,eile/ITK,biotrump/ITK,fbudin69500/ITK,rhgong/itk-with-dom,vfonov/ITK,richardbeare/ITK,rhgong/itk-with-dom,eile/ITK,fedral/ITK,jcfr/ITK,malaterre/ITK,hinerm/ITK,zachary-williamson/ITK,msmolens/ITK,BRAINSia/ITK,richardbeare/ITK,fuentesdt/InsightToolkit-dev,fuentesdt/InsightToolkit-dev,LucasGandel/ITK,spinicist/ITK,InsightSoftwareConsortium/ITK,LucasGandel/ITK,biotrump/ITK,LucasGandel/ITK,hjmjohnson/ITK,jcfr/ITK,GEHC-Surgery/ITK,jcfr/ITK,atsnyder/ITK,LucHermitte/ITK,CapeDrew/DCMTK-ITK,ajjl/ITK,vfonov/ITK,jcfr/ITK,eile/ITK,jmerkow/ITK,GEHC-Surgery/ITK,hinerm/ITK,fedral/ITK,hjmjohnson/ITK,BlueBrain/ITK,paulnovo/ITK,ajjl/ITK,jcfr/ITK,spinicist/ITK,heimdali/ITK,Kitware/ITK,malaterre/ITK,hendradarwin/ITK,hjmjohnson/ITK,richardbeare/ITK,eile/ITK,InsightSoftwareConsortium/ITK,CapeDrew/DCMTK-ITK,thewtex/ITK,atsnyder/ITK,hendradarwin/ITK,paulnovo/ITK,GEHC-Surgery/ITK,stnava/ITK,hendradarwin/ITK,jcfr/ITK,atsnyder/ITK,malaterre/ITK,blowekamp/ITK,richardbeare/ITK,ajjl/ITK,LucHermitte/ITK,GEHC-Surgery/ITK,zachary-williamson/ITK,rhgong/itk-with-dom,fedral/ITK,hinerm/ITK,msmolens/ITK,fuentesdt/InsightToolkit-dev,BRAINSia/ITK,LucHermitte/ITK,spinicist/ITK,LucasGandel/ITK