From c1658b21cb7c0d9d6455c3c2d1213b9421c480da Mon Sep 17 00:00:00 2001
From: Victor Stinner <victor.stinner@gmail.com>
Date: Thu, 29 Sep 2016 22:33:02 +0200
Subject: [PATCH] Issue #28258: Explain the LC_ALL change in a comment

---
 Makefile.pre.in | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Makefile.pre.in b/Makefile.pre.in
index 87db1a40876..f745b15190f 100644
--- a/Makefile.pre.in
+++ b/Makefile.pre.in
@@ -1419,6 +1419,10 @@ distclean: clobber
 		Modules/ld_so_aix Modules/python.exp Misc/python.pc
 	-rm -f python*-gdb.py
 	-rm -f pybuilddir.txt
+	# Issue #28258: set LC_ALL to avoid issues with Estonian locale.
+	# Expansion is performed here by shell (spawned by make) itself before
+	# arguments are passed to find. So LC_ALL=C must be set as a separate
+	# command.
 	LC_ALL=C; find $(srcdir)/[a-zA-Z]* '(' -name '*.fdc' -o -name '*~' \
 				     -o -name '[@,#]*' -o -name '*.old' \
 				     -o -name '*.orig' -o -name '*.rej' \