Fix lexing of U& sequences just before EOF.

Tom Lane <tgl@sss.pgh.pa.us>

Commit: 0c2338abbb17b7b319f36a73d8db77735346804f
Author: Tom Lane <tgl@sss.pgh.pa.us>
Date: 2014-02-04T00:47:57Z
Releases: 9.4.0
Fix lexing of U& sequences just before EOF.

Commit a5ff502fceadc7c203b0d7a11b45c73f1b421f69 was a brick shy of a load
in the backend lexer too, not just psql.  Per further testing of bug #9068.

In passing, improve related comments.

Files

PathChange+/−
src/backend/parser/scan.l modified +11 −6
src/bin/psql/psqlscan.l modified +2 −1