1 files changed, 49 insertions, 0 deletions
diff --git a/js/src/tests/ecma_7/SIMD/load-sab-buffer-compat.js b/js/src/tests/ecma_7/SIMD/load-sab-buffer-compat.js
new file mode 100644
index 000000000..fe8fac3ed
--- /dev/null
+++ b/js/src/tests/ecma_7/SIMD/load-sab-buffer-compat.js
@@ -0,0 +1,49 @@
+// |reftest| skip-if(!this.hasOwnProperty("SIMD"))
+
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * https://creativecommons.org/publicdomain/zero/1.0/
+ */
+
+var { MakeComparator } = Helpers;
+
+function testSharedArrayBufferCompat() {
+    var TA = new Float32Array(new SharedArrayBuffer(16*4));
+    for (var i = 0; i < 16; i++)
+        TA[i] = i + 1;
+
+    for (var ta of [
+                    new Uint8Array(TA.buffer),
+                    new Int8Array(TA.buffer),
+                    new Uint16Array(TA.buffer),
+                    new Int16Array(TA.buffer),
+                    new Uint32Array(TA.buffer),
+                    new Int32Array(TA.buffer),
+                    new Float32Array(TA.buffer),
+                    new Float64Array(TA.buffer)
+                   ])
+    {
+        for (var kind of ['Int32x4', 'Uint32x4', 'Float32x4', 'Float64x2']) {
+            var comp = MakeComparator(kind, ta);
+            comp.load(0);
+            comp.load1(0);
+            comp.load2(0);
+            comp.load3(0);
+
+            comp.load(3);
+            comp.load1(3);
+            comp.load2(3);
+            comp.load3(3);
+        }
+
+        assertThrowsInstanceOf(() => SIMD.Int32x4.load(ta, 1024), RangeError);
+        assertThrowsInstanceOf(() => SIMD.Uint32x4.load(ta, 1024), RangeError);
+        assertThrowsInstanceOf(() => SIMD.Float32x4.load(ta, 1024), RangeError);
+        assertThrowsInstanceOf(() => SIMD.Float64x2.load(ta, 1024), RangeError);
+    }
+}
+
+testSharedArrayBufferCompat();
+
+if (typeof reportCompare === "function")
+    reportCompare(true, true);