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-rw-r--r--js/src/jit-test/tests/basic/letTDZAfterInitializer.js19
1 files changed, 19 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/letTDZAfterInitializer.js b/js/src/jit-test/tests/basic/letTDZAfterInitializer.js
new file mode 100644
index 0000000000..575615c176
--- /dev/null
+++ b/js/src/jit-test/tests/basic/letTDZAfterInitializer.js
@@ -0,0 +1,19 @@
+function throwSomething() {
+ throw "something";
+}
+
+try {
+ // Use eval to force BINDNAME. Should throw "something" instead of the TDZ
+ // ReferenceError.
+ eval("x = throwSomething()");
+ let x;
+} catch (e) {
+ assertEq(e, "something");
+}
+
+try {
+ eval("x = 42");
+ let x;
+} catch (e) {
+ assertEq(e instanceof ReferenceError, true);
+}