X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=tests%2Ftest-trunc-ieee.c;h=4ca17af4bd73191d45a25a1f23a19e05c7cc2e1e;hb=cd56634a4a8179fd5a4419fbb3e27211b042ab1c;hp=dea5af3b3fb93614f96e1a58435b384502af4116;hpb=d60f3b0c6b0f93a601acd1cfd3923f94ca05abb0;p=gnulib.git

diff --git a/tests/test-trunc-ieee.c b/tests/test-trunc-ieee.c
index dea5af3b3..4ca17af4b 100644
--- a/tests/test-trunc-ieee.c
+++ b/tests/test-trunc-ieee.c
@@ -1,5 +1,5 @@
 /* Test of rounding towards zero.
-   Copyright (C) 2010-2011 Free Software Foundation, Inc.
+   Copyright (C) 2010-2014 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -18,7 +18,10 @@
 
 #include <math.h>
 
+#include "isnand-nolibm.h"
 #include "minus-zero.h"
+#include "infinity.h"
+#include "nan.h"
 #include "macros.h"
 
 int
@@ -39,5 +42,13 @@ main ()
   ASSERT (!!signbit (trunc (-0.3)) == !!signbit (minus_zerod));
   ASSERT (!!signbit (trunc (-0.7)) == !!signbit (minus_zerod));
 
+  /* [MX] shaded specification in POSIX.  */
+
+  /* NaN.  */
+  ASSERT (isnand (trunc (NaNd ())));
+  /* Infinity.  */
+  ASSERT (trunc (Infinityd ()) == Infinityd ());
+  ASSERT (trunc (- Infinityd ()) == - Infinityd ());
+
   return 0;
 }