From cef1c1bac1d3418354c1016599b40455505ec599 Mon Sep 17 00:00:00 2001
From: Alan Modra <amodra@bigpond.net.au>
Date: Tue, 8 Oct 2002 23:50:56 +0000
Subject: [PATCH] * libgcc2.c (__floatdisf): Properly cure double rounding.

From-SVN: r57965
---
 gcc/ChangeLog | 4 ++++
 gcc/libgcc2.c | 5 ++++-
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index dbe5cfd4dc8..43077c0cffe 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2002-10-09  Alan Modra  <amodra@bigpond.net.au>
+
+	* libgcc2.c (__floatdisf): Properly cure double rounding.
+
 2002-10-09  Gabriel Dos Reis  <gdr@integrable-solutions.net>
 
 	PR doc/7484
diff --git a/gcc/libgcc2.c b/gcc/libgcc2.c
index 8c10689f02c..b1e9edc551c 100644
--- a/gcc/libgcc2.c
+++ b/gcc/libgcc2.c
@@ -1091,7 +1091,10 @@ __floatdisf (DWtype u)
 	     && u < ((DWtype) 1 << DF_SIZE)))
 	{
 	  if ((UDWtype) u & (REP_BIT - 1))
-	    u |= REP_BIT;
+	    {
+	      u &= ~ (REP_BIT - 1);
+	      u |= REP_BIT;
+	    }
 	}
     }
   f = (Wtype) (u >> WORD_SIZE);