The TYPECACHE_GT_OPR is not needed (it used to be in older version of the MCV code), but the compiler failed to detect this as the result was used in a fmgr_info() call, populating a FmgrInfo entry.
Backpatch to v12, where this code was introduced.
Discussion: https://postgr.es/m/8736jdhbhc.fsf%40ansel.ydns.eu Backpatch-to: 12
a4303a078c Remove unnecessary TYPECACHE_GT_OPR lookup
src/backend/statistics/mcv.c | 6 ------
1 file changed, 6 deletions(-)