1 files changed, 35 insertions, 0 deletions
diff --git a/js/src/tests/non262/syntax/bug1863308.js b/js/src/tests/non262/syntax/bug1863308.js
new file mode 100644
index 0000000000..e7a822d310
--- /dev/null
+++ b/js/src/tests/non262/syntax/bug1863308.js
@@ -0,0 +1,35 @@
+try {
+    eval("for (let case of ['foo', 'bar']) {}")
+}
+catch(e) {
+    assertEq(e instanceof SyntaxError, true)
+    assertEq(e.message, "unexpected token: keyword 'case'");
+}
+
+try {
+    eval("for (let debugger of ['foo', 'bar']) {}")
+}
+catch(e) {
+    assertEq(e instanceof SyntaxError, true)
+    assertEq(e.message, "unexpected token: keyword 'debugger'");
+}
+
+try {
+    eval("for (let case in ['foo', 'bar']) {}")
+}
+catch(e) {
+    assertEq(e instanceof SyntaxError, true)
+    assertEq(e.message, "unexpected token: keyword 'case'");
+}
+
+try {
+    eval("for (let debugger in ['foo', 'bar']) {}")
+}
+catch(e) {
+    assertEq(e instanceof SyntaxError, true)
+    assertEq(e.message, "unexpected token: keyword 'debugger'");
+}
+
+if (typeof reportCompare === "function")
+    reportCompare(0, 0);
+