(ia64_access_reg): When writing UNW_REG_IP, invalidate the proc_info if the new 	IP is outside the range of the old procedure. 	When writing one of the exception argument registers, track the update 	in c->eh_valid_mask.
(ia64_access_reg): When writing UNW_REG_IP, invalidate the proc_info if the new
	IP is outside the range of the old procedure.
	When writing one of the exception argument registers, track the update
	in c->eh_valid_mask.

(Logical change 1.45)

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