From 5797be120a8d9634261ddb9acbd2d179dc0d20db Mon Sep 17 00:00:00 2001
From: Kenneth Zadeck <zadeck@naturalbridge.com>
Date: Thu, 20 May 2010 12:05:54 +0000
Subject: re PR bootstrap/43870 (ICE in gcc/config/soft-fp/divtf3.c)

	PR bootstrap/43870
	* df-scan.c (df_ref_compare): Stabilize sort.

From-SVN: r159625
---
 gcc/df-scan.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'gcc/df-scan.c')

diff --git a/gcc/df-scan.c b/gcc/df-scan.c
index 1ba6441..c7548f6 100644
--- a/gcc/df-scan.c
+++ b/gcc/df-scan.c
@@ -2396,7 +2396,7 @@ df_ref_compare (const void *r1, const void *r2)
       if (DF_REF_EXTRACT_MODE (ref1) != DF_REF_EXTRACT_MODE (ref2))
 	return DF_REF_EXTRACT_MODE (ref1) - DF_REF_EXTRACT_MODE (ref2);
     }
-  return 0;
+  return (int)DF_REF_ORDER (ref1) - (int)DF_REF_ORDER (ref2);
 }
 
 static void
-- 
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