solidity/test/libyul/yulOptimizerTests/expressionInliner/argument_duplication_heuristic.yul

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{
// references parameter 1 times in function body
function ref1(a) -> x { x := add(a, 1) }
// references parameter 3 times in function body
function ref3(a) -> x { x := add(a, mul(a, a)) }
let y1 := ref1(calldatasize())
let y2 := ref3(calldatasize())
let y3 := ref1(0xff)
let y4 := ref3(0xff)
let y5 := ref1(0x123)
let y6 := ref3(0x123)
let y7 := ref1(mload(42))
let y8 := ref3(mload(42))
let y9 := ref1(ref3(7))
let y10:= ref3(ref1(7))
let y11:= ref1(y1)
let y12:= ref3(y1)
}
// ----
// step: expressionInliner
//
// {
// function ref1(a) -> x
// { x := add(a, 1) }
// function ref3(a_1) -> x_2
// {
// x_2 := add(a_1, mul(a_1, a_1))
// }
// let y1 := add(calldatasize(), 1)
// let y2 := add(calldatasize(), mul(calldatasize(), calldatasize()))
// let y3 := add(0xff, 1)
// let y4 := add(0xff, mul(0xff, 0xff))
// let y5 := add(0x123, 1)
// let y6 := ref3(0x123)
// let y7 := ref1(mload(42))
// let y8 := ref3(mload(42))
// let y9 := add(add(7, mul(7, 7)), 1)
// let y10 := ref3(add(7, 1))
// let y11 := add(y1, 1)
// let y12 := add(y1, mul(y1, y1))
// }