diff options
Diffstat (limited to 'js/src/jit-test/tests/TypedObject/jit-read-unsized.js')
-rw-r--r-- | js/src/jit-test/tests/TypedObject/jit-read-unsized.js | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/TypedObject/jit-read-unsized.js b/js/src/jit-test/tests/TypedObject/jit-read-unsized.js new file mode 100644 index 000000000..799d27189 --- /dev/null +++ b/js/src/jit-test/tests/TypedObject/jit-read-unsized.js @@ -0,0 +1,47 @@ +/* + * Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/licenses/publicdomain/ + */ + +if (!this.hasOwnProperty("TypedObject")) + quit(); + +setJitCompilerOption("ion.warmup.trigger", 30); + +var N = 100; +var T = TypedObject; +var Point = new T.StructType({x: T.uint32, y: T.uint32, z: T.uint32}); +var PointArray = Point.array(N); + +function bar(array, i, x, y, z) { + assertEq(array[i].x, x); + assertEq(array[i].y, y); + assertEq(array[i].z, z); +} + +function foo() { + var array = new PointArray(); + for (var i = 0; i < N; i++) { + array[i].x = i + 0; + array[i].y = i + 1; + array[i].z = i + 2; + } + + // get it primed up.. + for (var i = 0; i < N; i++) + bar(array, i, i, i + 1, i + 2); + + // ...do some OOB accesses... + for (var i = 0; i < N; i++) { + try { + bar(array, N, undefined, undefined, undefined); + assertEq(false, true); + } catch(e) { } + } + + // ...test again. + for (var i = 0; i < N; i++) + bar(array, i, i, i + 1, i + 2); +} + +foo(); |