solidity/test/libyul/yulOptimizerTests/fullSuite/create_and_mask.yul

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2020-08-03 20:42:39 +00:00
{
// This does not optimize the masks away. Due to the way the expression simplifier
// is built, it would have to create another `create` opcode for the simplification
// which would be fatal.
let a := and(create(0, 0, 0x20), 0xffffffffffffffffffffffffffffffffffffffff)
let b := and(0xffffffffffffffffffffffffffffffffffffffff, create(0, 0, 0x20))
sstore(a, b)
}
// ====
// EVMVersion: >=istanbul
// ----
// step: fullSuite
//
// {
// {
// let _1 := sub(shl(160, 1), 1)
// let a := and(create(0, 0, 0x20), _1)
// sstore(a, and(_1, create(0, 0, 0x20)))
// }
// }