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-rw-r--r--js/src/jit-test/tests/parser/bug-844805-2.js10
1 files changed, 10 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/parser/bug-844805-2.js b/js/src/jit-test/tests/parser/bug-844805-2.js
new file mode 100644
index 000000000..5a278ef9b
--- /dev/null
+++ b/js/src/jit-test/tests/parser/bug-844805-2.js
@@ -0,0 +1,10 @@
+// Constant folding does not affect strict delete.
+
+function f(x) {
+ "use strict";
+
+ // This senseless delete-expression is legal even in strict mode. Per ES5.1
+ // 11.4.1 step 2, it does nothing and returns true.
+ return delete (1 ? x : x);
+}
+assertEq(f(), true);