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Diffstat (limited to 'src/elementaryFunctions/acosh/testDoubleAcosh.c')
-rw-r--r--src/elementaryFunctions/acosh/testDoubleAcosh.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/elementaryFunctions/acosh/testDoubleAcosh.c b/src/elementaryFunctions/acosh/testDoubleAcosh.c
index 9ed77b3c..92cb9c66 100644
--- a/src/elementaryFunctions/acosh/testDoubleAcosh.c
+++ b/src/elementaryFunctions/acosh/testDoubleAcosh.c
@@ -14,6 +14,11 @@
#include "isnan.h"
#include "testAcosh.h"
+#ifdef _MSC_VER
+#include <float.h>
+#define isnan(x) _isnan((double)x)
+#endif
+
#define IN {38.746443623676896095276,39.8779044859111309052,99.6399083640426397324,\
93.207842670381069183350,6.8147667217999696731567,71.874653641134500503540,\