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-rw-r--r--js/src/jit-test/tests/for-of/arrays-slow-3.js9
1 files changed, 9 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/for-of/arrays-slow-3.js b/js/src/jit-test/tests/for-of/arrays-slow-3.js
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index 000000000..8a00fd51b
--- /dev/null
+++ b/js/src/jit-test/tests/for-of/arrays-slow-3.js
@@ -0,0 +1,9 @@
+// Nested for-of loops on the same slow array get distinct iterators.
+
+var a = [1, 2, 3];
+a.slow = true;
+var s = '';
+for (var x of a)
+ for (var y of a)
+ s += '' + x + y + ',';
+assertEq(s, '11,12,13,21,22,23,31,32,33,');