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-rw-r--r--js/src/jit-test/tests/basic/testHolePushing.js13
1 files changed, 13 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/testHolePushing.js b/js/src/jit-test/tests/basic/testHolePushing.js
new file mode 100644
index 000000000..a2316130e
--- /dev/null
+++ b/js/src/jit-test/tests/basic/testHolePushing.js
@@ -0,0 +1,13 @@
+function testHolePushing() {
+ var a = ["foobar", "baz"];
+ for (var i = 0; i < 5; i++)
+ a = [, "overwritten", "new"];
+ var s = "[";
+ for (i = 0; i < a.length; i++) {
+ s += (i in a) ? a[i] : "<hole>";
+ if (i != a.length - 1)
+ s += ",";
+ }
+ return s + "], " + (0 in a);
+}
+assertEq(testHolePushing(), "[<hole>,overwritten,new], false");