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-rw-r--r--js/src/jit-test/tests/closures/closure-pluseq2.js30
1 files changed, 30 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/closures/closure-pluseq2.js b/js/src/jit-test/tests/closures/closure-pluseq2.js
new file mode 100644
index 000000000..bab2df6d8
--- /dev/null
+++ b/js/src/jit-test/tests/closures/closure-pluseq2.js
@@ -0,0 +1,30 @@
+actual = '';
+expected = '3,6,9,12,15,18,';
+
+function slice(a, b)
+{
+ //return { x: a + ':' + b };
+ return b;
+}
+
+function f(index)
+{
+ var length = 20;
+
+ function get3() {
+ //appendToActual("get3 " + index);
+ if (length - index < 3)
+ return null;
+ return slice(index, index += 3);
+ }
+
+ var bytes = null;
+ while (bytes = get3()) {
+ appendToActual(bytes);
+ }
+}
+
+f(0);
+
+
+assertEq(actual, expected)