Fix casting in error message for two-phase file

Michael Paquier <michael@paquier.xyz>

Commit: 8bd064f0c7d61c40a8a1179e9d24997fc0a20689
Author: Michael Paquier <michael@paquier.xyz>
Date: 2018-07-18T00:11:34Z
Releases: 12.0
Fix casting in error message for two-phase file

This error from from 811b6e3, which causes compilation warnings with OSX
10.3 and clang.

Reported by Tom Lane, via buildfarm member longfin.

Files

PathChange+/−
src/backend/access/transam/twophase.c modified +1 −1