1 files changed, 22 insertions, 0 deletions
diff --git a/ext/gmp/tests/clone.phpt b/ext/gmp/tests/clone.phpt
new file mode 100644
index 0000000000..56b5ca3dfe
--- /dev/null
+++ b/ext/gmp/tests/clone.phpt
@@ -0,0 +1,22 @@
+--TEST--
+Cloning GMP instances
+--SKIPIF--
+<?php if (!extension_loaded("gmp")) print "skip"; ?>
+--FILE--
+<?php
+
+$a = gmp_init(3);
+$b = clone $a;
+gmp_clrbit($a, 0);
+var_dump($a, $b); // $b should be unaffected
+
+?>
+--EXPECTF--	
+object(GMP)#1 (1) {
+  ["num"]=>
+  string(1) "2"
+}
+object(GMP)#2 (1) {
+  ["num"]=>
+  string(1) "3"
+}