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-rw-r--r--math/bug-nextafter.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/math/bug-nextafter.c b/math/bug-nextafter.c
new file mode 100644
index 0000000000..8aa849df19
--- /dev/null
+++ b/math/bug-nextafter.c
@@ -0,0 +1,28 @@
+#include <math.h>
+#include <float.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+int
+main (void)
+{
+ int result = 0;
+
+ float i = INFINITY;
+ float m = FLT_MAX;
+ if (nextafterf (m, i) != i)
+ {
+ puts ("nextafterf failed");
+ ++result;
+ }
+
+ double di = INFINITY;
+ double dm = DBL_MAX;
+ if (nextafter (dm, di) != di)
+ {
+ puts ("nextafter failed");
+ ++result;
+ }
+
+ return result;
+}