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Diffstat (limited to 'src/auxiliaryFunctions/isnan/sisnans.c')
-rw-r--r--src/auxiliaryFunctions/isnan/sisnans.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/auxiliaryFunctions/isnan/sisnans.c b/src/auxiliaryFunctions/isnan/sisnans.c
index cd646cd8..07d56538 100644
--- a/src/auxiliaryFunctions/isnan/sisnans.c
+++ b/src/auxiliaryFunctions/isnan/sisnans.c
@@ -10,6 +10,11 @@
*
*/
+#ifdef _MSC_VER
+#include <float.h>
+#define isnan(x) _isnan((double)x)
+#endif
+
#include "isnan.h"
float sisnans(float in) {