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-rw-r--r--js/src/jit-test/tests/collections/Map-constructor-generator-3.js7
1 files changed, 7 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/collections/Map-constructor-generator-3.js b/js/src/jit-test/tests/collections/Map-constructor-generator-3.js
new file mode 100644
index 000000000..e1edd21dd
--- /dev/null
+++ b/js/src/jit-test/tests/collections/Map-constructor-generator-3.js
@@ -0,0 +1,7 @@
+// The argument to Map may be a generator-iterator that produces no values.
+
+function none() {
+ if (0) yield 0;
+}
+var m = new Map(none());
+assertEq(m.size, 0);