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var wast = `
(module
(type $i (func (param i32) (result i32)))
(memory $0 0)
(export "test" (func $test))
(func $test (; 0 ;) (type $i) (param $0 i32) (result i32)
(block (result i32)
(block (result i32)
(if (result i32)
(local.get $0)
(local.get $0)
(i32.const 0)
)
)
)
)
)
`;
console.log("=== input wast ===" + wast);
var module = Binaryen.parseText(wast);
console.log("=== default ===");
console.log(module.emitStackIR());
console.log("=== optimize ==="); // should omit the second block
console.log(module.emitStackIR(true));
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