1 files changed, 13 insertions, 0 deletions
diff --git a/test/mpfrieee.awk b/test/mpfrieee.awk
new file mode 100644
index 00000000..dc6e120d
--- /dev/null
+++ b/test/mpfrieee.awk
@@ -0,0 +1,13 @@
+# Test IEEE-754 binary double format
+BEGIN {
+	x = 1.0e-320
+	i = 0
+	while (x > 0) {
+		printf("%.15e\n", x)
+		x /= 2
+
+		# terminate early when the test is going to fail.
+		if (++i > 50)
+			break
+	}
+}