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e9a5a7f918
* [javascriptcore-test262-automation] changes from git@github.com:WebKit/webkit.git at sha 949e26452cfa153a7f4afe593da97e2fe9e1b706 on Tue Jul 03 2018 14:35:15 GMT-0400 (Eastern Daylight Time)
37 lines
925 B
JavaScript
37 lines
925 B
JavaScript
import * as assert from '../assert.js'
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import Builder from '../Builder.js'
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const b = new Builder();
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b.Type().End()
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.Import().End()
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.Function().End()
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.Export()
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.Function("fac")
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.End()
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.Code()
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.Function("fac", { params: ["i32"], ret: "i32" })
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.GetLocal(0)
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.I32Const(0)
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.I32Eq()
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.If("void", b =>
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b.I32Const(1)
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.Return()
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)
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.GetLocal(0)
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.GetLocal(0)
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.I32Const(1)
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.I32Sub()
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.Call(0)
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.I32Mul()
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.Return()
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.End()
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.End()
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const m = new WebAssembly.Module(b.WebAssembly().get());
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const fac = (new WebAssembly.Instance(m)).exports.fac;
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assert.eq(fac(0), 1);
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assert.eq(fac(1), 1);
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assert.eq(fac(2), 2);
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assert.eq(fac(4), 24);
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assert.throws(() => fac(1e7), RangeError, "Maximum call stack size exceeded.");
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