Log Message:
-----------
Add an entry to the discussion of regression test failures about the
possibility of a failure due to stack overflow when max_stack_depth is
not set properly for the platform.
Modified Files:
--------------
pgsql/doc/src/sgml:
regress.sgml (r1.48 -> r1.49)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/regress.sgml.diff?r1=1.48&r2=1.49)