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-rw-r--r--js/src/jit-test/tests/jaeger/bug704138.js21
1 files changed, 21 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/jaeger/bug704138.js b/js/src/jit-test/tests/jaeger/bug704138.js
new file mode 100644
index 0000000000..71e4958875
--- /dev/null
+++ b/js/src/jit-test/tests/jaeger/bug704138.js
@@ -0,0 +1,21 @@
+load(libdir + "immutable-prototype.js");
+
+function TestCase(n, d, e, a) {
+ this.name=n;
+ return n;
+}
+
+function reportCompare (expected, actual, description) {
+ new TestCase
+}
+
+reportCompare(true, "isGenerator" in Function, "Function.prototype.isGenerator present");
+var p = new Proxy({}, {});
+function test() {
+ TestCase.prototype.__proto__=null
+ if (new TestCase)
+ TestCase.prototype.__proto__=p
+}
+test();
+new TestCase;
+test()