From c980f2f4fe0f5d301f706017a1f7e4e942193ec0 Mon Sep 17 00:00:00 2001
From: Joseph Myers <joseph@codesourcery.com>
Date: Tue, 20 Aug 2013 19:41:15 +0000
Subject: Fix cproj handling of (finite, NaN) arguments (bug 15531).

---
 math/s_cprojf.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

(limited to 'math/s_cprojf.c')

diff --git a/math/s_cprojf.c b/math/s_cprojf.c
index 188bbe3beb..e4dbc181bd 100644
--- a/math/s_cprojf.c
+++ b/math/s_cprojf.c
@@ -24,9 +24,7 @@
 __complex__ float
 __cprojf (__complex__ float x)
 {
-  if (isnan (__real__ x) && isnan (__imag__ x))
-    return x;
-  else if (!isfinite (__real__ x) || !isfinite (__imag__ x))
+  if (__isinf_nsf (__real__ x) || __isinf_nsf (__imag__ x))
     {
       __complex__ float res;
 
-- 
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