1 files changed, 23 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Atomics/sub/bigint/bad-range.js b/js/src/tests/test262/built-ins/Atomics/sub/bigint/bad-range.js
new file mode 100644
index 0000000000..b0ce7d8cdc
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Atomics/sub/bigint/bad-range.js
@@ -0,0 +1,23 @@
+// |reftest| skip-if(!this.hasOwnProperty('Atomics')||!this.hasOwnProperty('SharedArrayBuffer')||(this.hasOwnProperty('getBuildConfiguration')&&getBuildConfiguration('arm64-simulator'))) -- Atomics,SharedArrayBuffer is not enabled unconditionally, ARM64 Simulator cannot emulate atomics
+// Copyright (C) 2018 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-atomics.sub
+description: >
+  Test range checking of Atomics.sub on arrays that allow atomic operations
+includes: [testAtomics.js, testBigIntTypedArray.js]
+features: [ArrayBuffer, Atomics, BigInt, DataView, SharedArrayBuffer, Symbol, TypedArray]
+---*/
+const buffer = new SharedArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 2);
+
+testWithBigIntTypedArrayConstructors(function(TA) {
+  const view = new TA(buffer);
+
+  testWithAtomicsOutOfBoundsIndices(function(IdxGen) {
+    assert.throws(RangeError, function() {
+      Atomics.sub(view, IdxGen(view), 10n);
+    }, '`Atomics.sub(view, IdxGen(view), 10n)` throws RangeError');
+  });
+});
+
+reportCompare(0, 0);