blob: f86589336dca8747506bf6f61d47529119535360 [file] [log] [blame]
//@ skip if $memoryLimited or ($architecture != "arm64" && $architecture != "x86-64")
//@ runDefault()
function test() {
// We don't support WebAssembly everywhere, so check for its existance before doing anything else.
if (!this.WebAssembly)
return;
let bigArray = new Array(0x7000000);
bigArray[0] = 1.1;
bigArray[1] = 1.2;
function foo(array) {
var index = array.length;
if (index >= bigArray.length || (index - 0x1ffdc01) < 0)
return;
return bigArray[index - 0x1ffdc01];
}
noInline(foo);
var okArray = new Uint8Array(0x1ffdc02);
for (var i = 0; i < 10000; ++i)
foo(okArray);
let maxSize = 0x10000;
{
var memory = new WebAssembly.Memory({ initial: 0x1000 });
memory.grow(maxSize - 0x1000);
var result = foo(new Uint8Array(memory.buffer));
if (result !== void 0)
throw "Error: bad result at end: " + result;
}
var ok = false;
try {
var memory = new WebAssembly.Memory({ initial: 0x1000 });
memory.grow(maxSize - 0x1000 + 1);
var result = foo(new Uint8Array(memory.buffer));
ok = true;
} catch (e) {
if (e.toString() != "RangeError: WebAssembly.Memory.grow expects the grown size to be a valid page count")
throw e;
}
if (ok)
throw "Error: did not throw error";
}
test();