* lib/acl-internal.h (acl_get_fd, acl_set_fd): undef before defining,

[gnulib.git] / tests / test-frexp.c

diff --git a/tests/test-frexp.c b/tests/test-frexp.c
index 912ba20..96c640f 100644 (file)
--- a/tests/test-frexp.c
+++ b/tests/test-frexp.c
@@ -24,6 +24,8 @@
 #include <float.h>
 #include <stdlib.h>
 
+#include "isnan.h"
+
 #define ASSERT(expr) if (!(expr)) abort ();
 
 /* The Compaq (ex-DEC) C 6.4 compiler chokes on the expression 0.0 / 0.0.  */
@@ -64,7 +66,7 @@ main ()
     double mantissa;
     x = NaN ();
     mantissa = frexp (x, &exp);
-    ASSERT (mantissa != mantissa);
+    ASSERT (isnan (mantissa));
   }
 
   { /* Positive infinity.  */