(access_nat): Fix that NaT-location calculation for the case where the NaT 	is on the memory stack.
(access_nat): Fix that NaT-location calculation for the case where the NaT
	is on the memory stack.

(Logical change 1.178)

geekboxzone/lollipop_external_libunwind,yuyichao/libunwind,project-zerus/libunwind,vtjnash/libunwind,dreal-deps/libunwind,dropbox/libunwind,maltek/platform_external_libunwind,geekboxzone/mmallow_external_libunwind,wdv4758h/libunwind,vegard/libunwind,igprof/libunwind,Chilledheart/libunwind,pathscale/libunwind,igprof/libunwind,atanasyan/libunwind-android,Chilledheart/libunwind,atanasyan/libunwind-android,pathscale/libunwind,zliu2014/libunwind-tilegx,tony/libunwind,dropbox/libunwind,joyent/libunwind,mpercy/libunwind,vtjnash/libunwind,adsharma/libunwind,project-zerus/libunwind,djwatson/libunwind,jrmuizel/libunwind,tronical/libunwind,vegard/libunwind,bo-on-software/libunwind,rogwfu/libunwind,rantala/libunwind,bo-on-software/libunwind,igprof/libunwind,cms-externals/libunwind,CyanogenMod/android_external_libunwind,krytarowski/libunwind,djwatson/libunwind,tkelman/libunwind,geekboxzone/lollipop_external_libunwind,vtjnash/libunwind,frida/libunwind,geekboxzone/lollipop_external_libunwind,fillexen/libunwind,fdoray/libunwind,yuyichao/libunwind,atanasyan/libunwind-android,martyone/libunwind,atanasyan/libunwind,wdv4758h/libunwind,project-zerus/libunwind,cloudius-systems/libunwind,androidarmv6/android_external_libunwind,adsharma/libunwind,evaautomation/libunwind,jrmuizel/libunwind,fdoray/libunwind,Keno/libunwind,cms-externals/libunwind,ehsan/libunwind,lat/libunwind,dagar/libunwind,mpercy/libunwind,yuyichao/libunwind,geekboxzone/mmallow_external_libunwind,evaautomation/libunwind,rntz/libunwind,joyent/libunwind,0xlab/0xdroid-external_libunwind,maltek/platform_external_libunwind,lat/libunwind,CyanogenMod/android_external_libunwind,rogwfu/libunwind,rogwfu/libunwind,rntz/libunwind,dreal-deps/libunwind,fdoray/libunwind,DroidSim/platform_external_libunwind,DroidSim/platform_external_libunwind,olibc/libunwind,tkelman/libunwind,zliu2014/libunwind-tilegx,martyone/libunwind,pathscale/libunwind,adsharma/libunwind,fillexen/libunwind,androidarmv6/android_external_libunwind,cms-externals/libunwind,joyent/libunwind,tony/libunwind,fillexen/libunwind,rantala/libunwind,krytarowski/libunwind,mpercy/libunwind,dreal-deps/libunwind,lat/libunwind,djwatson/libunwind,atanasyan/libunwind,dagar/libunwind,CyanogenMod/android_external_libunwind,tronical/libunwind,rantala/libunwind,zeldin/platform_external_libunwind,Keno/libunwind,SyndicateRogue/libunwind,jrmuizel/libunwind,SyndicateRogue/libunwind,frida/libunwind,ehsan/libunwind,cloudius-systems/libunwind,zeldin/platform_external_libunwind,tony/libunwind,frida/libunwind,olibc/libunwind,tkelman/libunwind,zeldin/platform_external_libunwind,unkadoug/libunwind,maltek/platform_external_libunwind,unkadoug/libunwind,vegard/libunwind,olibc/libunwind,SyndicateRogue/libunwind,zliu2014/libunwind-tilegx,android-ia/platform_external_libunwind,DroidSim/platform_external_libunwind,atanasyan/libunwind,cloudius-systems/libunwind,wdv4758h/libunwind,unkadoug/libunwind,ehsan/libunwind,0xlab/0xdroid-external_libunwind,android-ia/platform_external_libunwind,Keno/libunwind,dagar/libunwind,bo-on-software/libunwind,0xlab/0xdroid-external_libunwind,evaautomation/libunwind,android-ia/platform_external_libunwind,martyone/libunwind,dropbox/libunwind,rntz/libunwind,geekboxzone/mmallow_external_libunwind,libunwind/libunwind,libunwind/libunwind,krytarowski/libunwind,tronical/libunwind,androidarmv6/android_external_libunwind,Chilledheart/libunwind,libunwind/libunwind