1 files changed, 29 insertions, 0 deletions
diff --git a/ext/filter/tests/050.phpt b/ext/filter/tests/050.phpt
new file mode 100644
index 0000000..69a269f
--- /dev/null
+++ b/ext/filter/tests/050.phpt
@@ -0,0 +1,29 @@
+--TEST--
+filter_var() and double overflow/underflow
+--SKIPIF--
+<?php if (!extension_loaded("filter")) die("skip"); ?>
+--FILE--
+<?php
+$test = array(
+	'1e+308'					=> 1e+308,
+	'1e+309'					=> false,
+	'1e-323'					=> 1e-323,
+	'1e-324'					=> false,
+);
+foreach ($test as $src => $dst) {
+	$out = filter_var($src, FILTER_VALIDATE_FLOAT);
+	if ($dst !== $out) {
+		if ($out === false) {
+			echo "$src -> false != $dst\n";
+		} elseif ($dst === false) {
+			echo "$src -> $out != false\n";
+		} else {
+			echo "$src -> $out != $dst\n";
+		}
+	}
+}
+
+echo "Ok\n";
+?>
+--EXPECT--
+Ok