Silence compiler warnings
authorAlvaro Herrera <alvherre@alvh.no-ip.org>
Fri, 23 Nov 2018 16:01:05 +0000 (13:01 -0300)
committerAlvaro Herrera <alvherre@alvh.no-ip.org>
Fri, 23 Nov 2018 16:01:05 +0000 (13:01 -0300)
commit3be5fe2b107fae24e03c9d29d7bd7c7ad5345787
treeb6b87771e8c14a3ebfb57843e432e0de7da5a53f
parent0f75a466ac41a19214d22de73cceeb5dc792411a
Silence compiler warnings

Commit cfdf4dc4fc96 left a few unnecessary assignments, one of which
caused compiler warnings, as reported by Erik Rijkers.  Remove them all.

Discussion: https://postgr.es/m/df0dcca2025b3d90d946ecc508ca9678@xs4all.nl
contrib/pg_prewarm/autoprewarm.c
src/backend/postmaster/bgwriter.c
src/test/modules/worker_spi/worker_spi.c