Log Message:
-----------
plpgsql's exec_eval_simple_expr() now has to take responsibility for
advancing ActiveSnapshot when we are inside a volatile function.
Per example from Gaetano Mendola. Add a regression test to catch
similar problems in future.
Modified Files:
--------------
pgsql/src/pl/plpgsql/src:
pl_exec.c (r1.124 -> r1.125)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/pl/plpgsql/src/pl_exec.c.diff?r1=1.124&r2=1.125)
pgsql/src/test/regress/expected:
plpgsql.out (r1.22 -> r1.23)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/test/regress/expected/plpgsql.out.diff?r1=1.22&r2=1.23)
pgsql/src/test/regress/sql:
plpgsql.sql (r1.17 -> r1.18)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/test/regress/sql/plpgsql.sql.diff?r1=1.17&r2=1.18)
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