From b6d9404508ba1ee03aef9faa8849f554a938ef09 Mon Sep 17 00:00:00 2001
From: Mike Stump <mikestump@comcast.net>
Date: Wed, 30 Jul 2014 18:29:41 +0000
Subject: configure.ac: Also check for popen.

	* configure.ac: Also check for popen.
	* tree-loop-distribution.c (dot_rdg): Autoconfize popen use.
	* configure: Regenerate.
	* config.in:  Regenerate.

From-SVN: r213309
---
 gcc/tree-loop-distribution.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'gcc/tree-loop-distribution.c')

diff --git a/gcc/tree-loop-distribution.c b/gcc/tree-loop-distribution.c
index bbf387d6..7a18622 100644
--- a/gcc/tree-loop-distribution.c
+++ b/gcc/tree-loop-distribution.c
@@ -228,7 +228,7 @@ DEBUG_FUNCTION void
 dot_rdg (struct graph *rdg)
 {
   /* When debugging, you may want to enable the following code.  */
-#if 1
+#ifdef HAVE_POPEN
   FILE *file = popen ("dot -Tx11", "w");
   if (!file)
     return;
-- 
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