1 files changed, 19 insertions, 0 deletions
diff --git a/winsup/cygwin/math/finite.c b/winsup/cygwin/math/finite.c
new file mode 100644
index 000000000..bcef72a92
--- /dev/null
+++ b/winsup/cygwin/math/finite.c
@@ -0,0 +1,19 @@
+#include <math.h>
+
+int
+finite (double x)
+{
+  return __builtin_isfinite (x);
+}
+
+int
+finitef (float x)
+{
+  return __builtin_isfinite (x);
+}
+
+int
+finitel (long double x)
+{
+  return __builtin_isfinite (x);
+}