Ensure that a plpgsql LOOP with an empty body still executes at least one CHECK_FOR_INTERRUPTS() call, so that you can control-C out of the loop.  Reported by Merlin Moncure.
Ensure that a plpgsql LOOP with an empty body still executes at least
one CHECK_FOR_INTERRUPTS() call, so that you can control-C out of the
loop.  Reported by Merlin Moncure.

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