X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=tests%2Ftest-floor-ieee.c;h=a32f59f3dee645c26603b3dc805af6c97acedb41;hb=032debd69f3b84239767c727598fb3237a3eeaca;hp=45429d4a442e39fe818784c81a3fa1beebe680be;hpb=1602f0afed21be664fcf5c42d59db07cc22c56d6;p=gnulib.git

diff --git a/tests/test-floor-ieee.c b/tests/test-floor-ieee.c
index 45429d4a4..a32f59f3d 100644
--- a/tests/test-floor-ieee.c
+++ b/tests/test-floor-ieee.c
@@ -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 (floor (-0.3)) == !!signbit (minus_zerod));
   ASSERT (!!signbit (floor (-0.7)) == !!signbit (minus_zerod));
 
+  /* [MX] shaded specification in POSIX.  */
+
+  /* NaN.  */
+  ASSERT (isnand (floor (NaNd ())));
+  /* Infinity.  */
+  ASSERT (floor (Infinityd ()) == Infinityd ());
+  ASSERT (floor (- Infinityd ()) == - Infinityd ());
+
   return 0;
 }