From fe710250508e0710ac5db1fff1596ac5b092ab64 Mon Sep 17 00:00:00 2001
From: Ulrich Drepper <drepper@redhat.com>
Date: Thu, 3 Aug 2006 20:36:43 +0000
Subject: [BZ #2182]

	* math/s_cacosh.c: Return values from positive branch.
	* math/s_cacoshf.c: Likewise.
	* math/s_cacoshl.c: Likewise.

	* sysvipc/msgrcv.c: Likewise.
	* include/sys/msg.h: Likewise.
---
 math/s_cacoshf.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'math/s_cacoshf.c')

diff --git a/math/s_cacoshf.c b/math/s_cacoshf.c
index 3fc48bb..a062ffc 100644
--- a/math/s_cacoshf.c
+++ b/math/s_cacoshf.c
@@ -95,6 +95,10 @@ __cacoshf (__complex__ float x)
 					   + ro);
       __imag__ res = __ieee754_atan2f (__imag__ x + b, __real__ x + a);
 #endif
+
+      /* We have to use the positive branch.  */
+      if (__real__ res < 0.0)
+	res = -res;
     }
 
   return res;
-- 
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