Result of strcmp() is a signed int.  Per bug report from Paul McGarry.
Result of strcmp() is a signed int.  Per bug report
from Paul McGarry.

yuanzhao/gpdb,ashwinstar/gpdb,atris/gpdb,CraigHarris/gpdb,ahachete/gpdb,CraigHarris/gpdb,Quikling/gpdb,Chibin/gpdb,rvs/gpdb,Chibin/gpdb,arcivanov/postgres-xl,pavanvd/postgres-xl,zaksoup/gpdb,atris/gpdb,kmjungersen/PostgresXL,cjcjameson/gpdb,ovr/postgres-xl,edespino/gpdb,yuanzhao/gpdb,edespino/gpdb,kaknikhil/gpdb,greenplum-db/gpdb,yuanzhao/gpdb,lisakowen/gpdb,royc1/gpdb,CraigHarris/gpdb,ahachete/gpdb,lpetrov-pivotal/gpdb,postmind-net/postgres-xl,0x0FFF/gpdb,foyzur/gpdb,atris/gpdb,kaknikhil/gpdb,cjcjameson/gpdb,foyzur/gpdb,greenplum-db/gpdb,50wu/gpdb,tangp3/gpdb,randomtask1155/gpdb,kaknikhil/gpdb,lpetrov-pivotal/gpdb,rvs/gpdb,Chibin/gpdb,adam8157/gpdb,edespino/gpdb,yuanzhao/gpdb,yazun/postgres-xl,yuanzhao/gpdb,foyzur/gpdb,randomtask1155/gpdb,kmjungersen/PostgresXL,janebeckman/gpdb,yazun/postgres-xl,janebeckman/gpdb,CraigHarris/gpdb,ahachete/gpdb,rvs/gpdb,jmcatamney/gpdb,snaga/postgres-xl,cjcjameson/gpdb,arcivanov/postgres-xl,foyzur/gpdb,0x0FFF/gpdb,lisakowen/gpdb,adam8157/gpdb,50wu/gpdb,jmcatamney/gpdb,royc1/gpdb,lintzc/gpdb,50wu/gpdb,yazun/postgres-xl,xinzweb/gpdb,rubikloud/gpdb,janebeckman/gpdb,lintzc/gpdb,zaksoup/gpdb,ahachete/gpdb,zaksoup/gpdb,xuegang/gpdb,rvs/gpdb,techdragon/Postgres-XL,50wu/gpdb,Postgres-XL/Postgres-XL,50wu/gpdb,oberstet/postgres-xl,edespino/gpdb,edespino/gpdb,lintzc/gpdb,randomtask1155/gpdb,Chibin/gpdb,xuegang/gpdb,lintzc/gpdb,0x0FFF/gpdb,chrishajas/gpdb,oberstet/postgres-xl,Quikling/gpdb,Quikling/gpdb,kaknikhil/gpdb,Postgres-XL/Postgres-XL,Chibin/gpdb,janebeckman/gpdb,50wu/gpdb,janebeckman/gpdb,ahachete/gpdb,xinzweb/gpdb,cjcjameson/gpdb,pavanvd/postgres-xl,jmcatamney/gpdb,atris/gpdb,tangp3/gpdb,royc1/gpdb,lintzc/gpdb,lisakowen/gpdb,royc1/gpdb,janebeckman/gpdb,edespino/gpdb,postmind-net/postgres-xl,rvs/gpdb,ovr/postgres-xl,0x0FFF/gpdb,tpostgres-projects/tPostgres,royc1/gpdb,oberstet/postgres-xl,Chibin/gpdb,CraigHarris/gpdb,adam8157/gpdb,tangp3/gpdb,rubikloud/gpdb,zaksoup/gpdb,lpetrov-pivotal/gpdb,kmjungersen/PostgresXL,chrishajas/gpdb,chrishajas/gpdb,adam8157/gpdb,rvs/gpdb,randomtask1155/gpdb,royc1/gpdb,lisakowen/gpdb,ahachete/gpdb,cjcjameson/gpdb,50wu/gpdb,kaknikhil/gpdb,xinzweb/gpdb,Chibin/gpdb,edespino/gpdb,0x0FFF/gpdb,0x0FFF/gpdb,ashwinstar/gpdb,snaga/postgres-xl,foyzur/gpdb,adam8157/gpdb,tangp3/gpdb,chrishajas/gpdb,zaksoup/gpdb,ovr/postgres-xl,randomtask1155/gpdb,oberstet/postgres-xl,yuanzhao/gpdb,kaknikhil/gpdb,zeroae/postgres-xl,rvs/gpdb,snaga/postgres-xl,xinzweb/gpdb,lpetrov-pivotal/gpdb,lpetrov-pivotal/gpdb,zeroae/postgres-xl,xuegang/gpdb,lpetrov-pivotal/gpdb,zeroae/postgres-xl,postmind-net/postgres-xl,rvs/gpdb,greenplum-db/gpdb,foyzur/gpdb,randomtask1155/gpdb,Quikling/gpdb,arcivanov/postgres-xl,chrishajas/gpdb,rubikloud/gpdb,edespino/gpdb,janebeckman/gpdb,xinzweb/gpdb,atris/gpdb,arcivanov/postgres-xl,xuegang/gpdb,oberstet/postgres-xl,tpostgres-projects/tPostgres,lisakowen/gpdb,rubikloud/gpdb,snaga/postgres-xl,jmcatamney/gpdb,techdragon/Postgres-XL,randomtask1155/gpdb,50wu/gpdb,Quikling/gpdb,jmcatamney/gpdb,tpostgres-projects/tPostgres,janebeckman/gpdb,lisakowen/gpdb,lintzc/gpdb,rubikloud/gpdb,chrishajas/gpdb,adam8157/gpdb,cjcjameson/gpdb,techdragon/Postgres-XL,xinzweb/gpdb,cjcjameson/gpdb,lintzc/gpdb,yuanzhao/gpdb,arcivanov/postgres-xl,ashwinstar/gpdb,ashwinstar/gpdb,kmjungersen/PostgresXL,rvs/gpdb,arcivanov/postgres-xl,Quikling/gpdb,atris/gpdb,adam8157/gpdb,tpostgres-projects/tPostgres,greenplum-db/gpdb,ashwinstar/gpdb,Postgres-XL/Postgres-XL,royc1/gpdb,janebeckman/gpdb,yazun/postgres-xl,tpostgres-projects/tPostgres,tangp3/gpdb,rubikloud/gpdb,0x0FFF/gpdb,lpetrov-pivotal/gpdb,zeroae/postgres-xl,randomtask1155/gpdb,zaksoup/gpdb,Chibin/gpdb,kaknikhil/gpdb,Chibin/gpdb,chrishajas/gpdb,greenplum-db/gpdb,yazun/postgres-xl,greenplum-db/gpdb,xuegang/gpdb,CraigHarris/gpdb,CraigHarris/gpdb,techdragon/Postgres-XL,pavanvd/postgres-xl,atris/gpdb,lisakowen/gpdb,kaknikhil/gpdb,atris/gpdb,ashwinstar/gpdb,lintzc/gpdb,Quikling/gpdb,pavanvd/postgres-xl,yuanzhao/gpdb,techdragon/Postgres-XL,Postgres-XL/Postgres-XL,yuanzhao/gpdb,xuegang/gpdb,pavanvd/postgres-xl,rubikloud/gpdb,jmcatamney/gpdb,foyzur/gpdb,zaksoup/gpdb,foyzur/gpdb,0x0FFF/gpdb,cjcjameson/gpdb,edespino/gpdb,kmjungersen/PostgresXL,chrishajas/gpdb,CraigHarris/gpdb,lpetrov-pivotal/gpdb,ovr/postgres-xl,Postgres-XL/Postgres-XL,snaga/postgres-xl,ashwinstar/gpdb,zaksoup/gpdb,xinzweb/gpdb,zeroae/postgres-xl,tangp3/gpdb,rubikloud/gpdb,xuegang/gpdb,lisakowen/gpdb,yuanzhao/gpdb,ahachete/gpdb,cjcjameson/gpdb,ashwinstar/gpdb,jmcatamney/gpdb,kaknikhil/gpdb,lintzc/gpdb,edespino/gpdb,xuegang/gpdb,Quikling/gpdb,kaknikhil/gpdb,Chibin/gpdb,Quikling/gpdb,tangp3/gpdb,CraigHarris/gpdb,jmcatamney/gpdb,postmind-net/postgres-xl,greenplum-db/gpdb,Quikling/gpdb,tangp3/gpdb,postmind-net/postgres-xl,xuegang/gpdb,rvs/gpdb,ahachete/gpdb,ovr/postgres-xl,janebeckman/gpdb,royc1/gpdb,greenplum-db/gpdb,cjcjameson/gpdb,adam8157/gpdb,xinzweb/gpdb