From 004cd9df87dac21ade0e1a11b522f2aadce0428c Mon Sep 17 00:00:00 2001
From: =?utf8?q?S=C3=A9bastien=20Granjoux?= <seb.sfo@free.fr>
Date: Sat, 5 Nov 2011 17:22:48 +0100
Subject: [PATCH] am-project: Fix a bug in configure.ac parser

I have seen it only with the next patch.
---
 plugins/am-project/ac-parser.y | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/plugins/am-project/ac-parser.y b/plugins/am-project/ac-parser.y
index 4f0e7910e..49cd9a509 100644
--- a/plugins/am-project/ac-parser.y
+++ b/plugins/am-project/ac-parser.y
@@ -803,7 +803,9 @@ expression_body:
     ;
 
 optional_spaces:
-	/* empty */
+	/* empty */ {
+		$$ = NULL;
+	}
 	| spaces
 	;
 
-- 
2.11.4.GIT