Thanks, fixed with the attached.
>From 9329cdefed1b9344af35824e74d98c9dd184d5dc Mon Sep 17 00:00:00 2001
From: Paul Eggert
Date: Thu, 6 Jul 2017 14:08:24 -0700
Subject: [PATCH] parse-datetime: fix uninit var bug
Reported by Bruno Haible in:
http://lists.gnu.org/archive/html/bug-gnulib/2017-07/ms
Found by Coverity (1449024):
In lib/parse-datetime.y
line 1822: parser_control pc;
line 1826: if (pc.parse_datetime_debug)
line 1850: pc.parse_datetime_debug = ...;
In line 1826 it is uninitialized.
Bruno