Use gsl_isnan instead of isnan, gsl_isinf instead of isinf, and

[pspp-builds.git] / src / libpspp / hash.c

diff --git a/src/libpspp/hash.c b/src/libpspp/hash.c
index 9da3deb120a92ba0ee3423f78441ad85dd9ab22f..627751e16adcdd8d9dacee018a44741de2c17903 100644 (file)
--- a/src/libpspp/hash.c
+++ b/src/libpspp/hash.c
@@ -20,6 +20,7 @@
 #include "message.h"
 #include <assert.h>
 #include <ctype.h>
+#include <gsl/gsl_math.h>
 #include <limits.h>
 #include <stdbool.h>
 #include <stdlib.h>
@@ -133,7 +134,7 @@ hsh_hash_int (int i)
 unsigned
 hsh_hash_double (double d)
 {
-  if (!isnan (d))
+  if (!gsl_isnan (d))
     return hsh_hash_bytes (&d, sizeof d);
   else
     return 0;