Terminate compilation if we don't know the arch
Terminate compilation if we don't know the arch

Change-Id: I5b82fb3ab5c0e721267a2b8541e37576e991c618

yyangpan/forestdb,couchbase/forestdb,joliss/forestdb,wurikiji/forestdb,jinxuan/forestdb,wurikiji/forestdb,seem-sky/forestdb,nvoron23/forestdb,joliss/forestdb,hisundar/forestdb,zhaog/forestdb,nvoron23/forestdb,sushmaad/forestdb,sushmaad/forestdb,yyangpan/forestdb,couchbase/forestdb,hisundar/forestdb,seem-sky/forestdb,zhaog/forestdb,jinxuan/forestdb