mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
28 lines
620 B
Plaintext
28 lines
620 B
Plaintext
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{
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let a := f(mload(1))
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let b := f(a)
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sstore(a, b)
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function f(x) -> y
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{
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// Test if LiteralRematerializer can convert `y` to `0` and therefore allowing us to
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// rewrite the function f
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if iszero(x) { revert(y, y)}
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if iszero(add(x, 1)) { revert(y, y)}
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}
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}
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// ----
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// step: unusedFunctionParameterPruner
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//
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// {
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// let a := f_1(mload(1))
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// let b := f_1(a)
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// sstore(a, b)
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// function f(x)
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// {
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// if iszero(x) { revert(0, 0) }
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// if iszero(add(x, 1)) { revert(0, 0) }
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// }
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// function f_1(x_2) -> y_3
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// { f(x_2) }
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// }
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