Silence compiler warnings
authorJoe Conway
Mon, 2 Jan 2017 22:12:17 +0000 (14:12 -0800)
committerJoe Conway
Mon, 2 Jan 2017 22:12:17 +0000 (14:12 -0800)
commit8cb9d01829825e55c5637db40f5cd0690111cf09
tree4066a930c64db0a9e2db45e0a78a29a5bc261cd2
parentf832a1e9e9a889c1c08a60db5520327bc0569fd6
Silence compiler warnings

In GetCachedPlan(), initialize 'plan' to silence a compiler warning, but
also add an Assert() to make sure we don't ever actually fall through
with 'plan' still being set to NULL, since we are about to dereference
it.

Back-patch back to 9.2.

Author: Stephen Frost
Discussion: https://postgr.es/m/20161129152102.GR13284%40tamriel.snowman.net
src/backend/utils/cache/plancache.c