From f5916bb7b53f8a77c95c00c5b287659958891178 Mon Sep 17 00:00:00 2001
From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Mon, 18 May 2015 13:40:06 -0400
Subject: [PATCH] Recognize "REGRESS_OPTS += ..." syntax in MSVC build scripts.

Necessitated by commit b14cf229f4bd7238be2e31d873dc5dd241d3871e.
Per buildfarm.
---
 src/tools/msvc/vcregress.pl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/tools/msvc/vcregress.pl b/src/tools/msvc/vcregress.pl
index d73775c743..bfa8a3dc90 100644
--- a/src/tools/msvc/vcregress.pl
+++ b/src/tools/msvc/vcregress.pl
@@ -410,7 +410,7 @@ sub fetchRegressOpts
 	my @opts;
 
 	$m =~ s{\\\r?\n}{}g;
-	if ($m =~ /^\s*REGRESS_OPTS\s*=(.*)/m)
+	if ($m =~ /^\s*REGRESS_OPTS\s*\+?=(.*)/m)
 	{
 		# Substitute known Makefile variables, then ignore options that retain
 		# an unhandled variable reference.  Ignore anything that isn't an
-- 
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