solidity/test/libyul/yulOptimizerTests/redundantAssignEliminator/switch_overwrite_use_combination.yul

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{
let x
// Will be used in some and overwritten in others
x := 1
switch calldataload(0)
case 0 { x := 2 }
default { mstore(x, 1) }
mstore(x, 0)
}
// ====
// step: redundantAssignEliminator
// ----
// {
// let x
// x := 1
// switch calldataload(0)
// case 0 { x := 2 }
// default { mstore(x, 1) }
// mstore(x, 0)
// }