mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
39 lines
917 B
Plaintext
39 lines
917 B
Plaintext
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{
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let b := 1
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for { let a := 1 } iszero(eq(a, 10)) { a := add(a, 1) } {
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let inv := add(b, 42)
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let x := keccak256(inv, 32)
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a := add(x, 1)
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mstore(a, inv)
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}
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for { let a := 1 } iszero(eq(a, 10)) { a := add(a, 1) } {
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let inv := add(b, 42)
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// mload prevents moving of extcodesize
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let x := extcodesize(mload(mul(inv, 3)))
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a := add(x, 1)
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mstore(a, inv)
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}
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}
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// ----
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// step: loopInvariantCodeMotion
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//
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// {
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// let b := 1
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// let a := 1
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// let inv := add(b, 42)
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// for { } iszero(eq(a, 10)) { a := add(a, 1) }
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// {
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// let x := keccak256(inv, 32)
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// a := add(x, 1)
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// mstore(a, inv)
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// }
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// let a_1 := 1
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// let inv_2 := add(b, 42)
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// for { } iszero(eq(a_1, 10)) { a_1 := add(a_1, 1) }
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// {
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// let x_3 := extcodesize(mload(mul(inv_2, 3)))
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// a_1 := add(x_3, 1)
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// mstore(a_1, inv_2)
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// }
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// }
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