Add .ARM.exidx section (#521)
Add .ARM.exidx section (#521)


lanyuwen/openthread,LeZhang2016/openthread,pvanhorn/openthread,aeliot/openthread,mszczodrak/openthread,mszczodrak/openthread,GiedriusM/openthread,LeZhang2016/openthread,xiaom-GitHub/openthread,aeliot/openthread,lanyuwen/openthread,gandreello/openthread,JakubBrachTieto/openthread,librasungirl/openthread,georgecpr/openthread,openthread/openthread,JakubBrachTieto/openthread,georgecpr/openthread,xiaom-GitHub/openthread,openthread/openthread,librasungirl/openthread,srickardti/openthread,gandreello/openthread,vaas-krish/openthread,lanyuwen/openthread,jwhui/openthread,pvanhorn/openthread,nibanks/openthread,turon/openthread,chshu/openthread,jjlee3/openthread,jwhui/openthread,Zolertia/openthread,abtink/openthread,nibanks/openthread,georgecpr/openthread,erja-gp/openthread,JakubBrachTieto/openthread,JakubBrachTieto/openthread,erja-gp/openthread,chshu/openthread,mszczodrak/openthread,librasungirl/openthread,turon/openthread,Zolertia/openthread,fbsder/openthread,librasungirl/openthread,nibanks/openthread,nibanks/openthread,vaas-krish/openthread,xiaom-GitHub/openthread,erja-gp/openthread,lanyuwen/openthread,turon/openthread,Zolertia/openthread,chshu/openthread,mszczodrak/openthread,abtink/openthread,jwhui/openthread,srickardti/openthread,fbsder/openthread,gandreello/openthread,jwhui/openthread,xiaom-GitHub/openthread,jjlee3/openthread,turon/openthread,chshu/openthread,georgecpr/openthread,erja-gp/openthread,bukepo/openthread,LeZhang2016/openthread,srickardti/openthread,bukepo/openthread,fbsder/openthread,jjlee9/openthread,LeZhang2016/openthread,mszczodrak/openthread,chshu/openthread,georgecpr/openthread,mszczodrak/openthread,xiaom-GitHub/openthread,fbsder/openthread,openthread/openthread,vaas-krish/openthread,openthread/openthread,georgecpr/openthread,jjlee3/openthread,gandreello/openthread,nibanks/openthread,GiedriusM/openthread,chshu/openthread,abtink/openthread,nibanks/openthread,jjlee9/openthread,jjlee3/openthread,JakubBrachTieto/openthread,pvanhorn/openthread,GiedriusM/openthread,Zolertia/openthread,pvanhorn/openthread,gandreello/openthread,gandreello/openthread,GiedriusM/openthread,aeliot/openthread,jjlee9/openthread,JakubBrachTieto/openthread,vaas-krish/openthread,erja-gp/openthread,bukepo/openthread,xiaom-GitHub/openthread,lanyuwen/openthread,lanyuwen/openthread,LeZhang2016/openthread,srickardti/openthread,Zolertia/openthread,pvanhorn/openthread,aeliot/openthread,jjlee9/openthread,LeZhang2016/openthread,erja-gp/openthread,bukepo/openthread,fbsder/openthread,jjlee9/openthread,vaas-krish/openthread,GiedriusM/openthread,fbsder/openthread,abtink/openthread,jjlee3/openthread,aeliot/openthread,pvanhorn/openthread,jjlee9/openthread,aeliot/openthread,vaas-krish/openthread