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-rw-r--r--js/src/jit-test/tests/basic/testBug558446.js10
1 files changed, 10 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/testBug558446.js b/js/src/jit-test/tests/basic/testBug558446.js
new file mode 100644
index 000000000..8560de094
--- /dev/null
+++ b/js/src/jit-test/tests/basic/testBug558446.js
@@ -0,0 +1,10 @@
+function f(a, b) { return a + " " + b; }
+
+for (var i = 0; i < 10; ++i) {
+ var s = '';
+ var a = {toString: function () { s += 'a'; return 'a'; }};
+ var b = {toString: function () { s += 'b'; return 'b'; }};
+ f(a, b);
+ assertEq(s, 'ab');
+}
+