Log Message:
-----------
add check which protect combination of return table expression and return next
Modified Files:
--------------
plpgpsm/src:
pl_exec.c (r1.36 -> r1.37)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/plpsm/plpgpsm/src/pl_exec.c.diff?r1=1.36&r2=1.37)