In pg_upgrade, report non-super-user username in error message.
Branch------master
Details-------http://git.postgresql.org/pg/commitdiff/1609ca5adb5c8b55076435094532dfbb2a2aea43
Modified Files--------------contrib/pg_upgrade/check.c | 3 ++-1 files changed, 2 insertions(+), 1 deletions(-)
