(unw_is_signal_frame): Add parens to avoid compiler warnings.
(unw_is_signal_frame): Add parens to avoid compiler warnings.

(Logical change 1.130)

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