mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
60 lines
1.8 KiB
Plaintext
60 lines
1.8 KiB
Plaintext
{
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mstore(64, 128)
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if callvalue() { revert(0, 0) }
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let _1 := 0
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calldatacopy(128, _1, calldatasize())
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mstore(add(128, calldatasize()), _1)
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pop(delegatecall(gas(), 25, 128, calldatasize(), _1, _1))
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let data := _1
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switch returndatasize()
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case 0 { data := 96 }
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default {
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let result := and(add(returndatasize(), 63), not(31))
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let memPtr := mload(64)
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let newFreePtr := add(memPtr, result)
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if or(gt(newFreePtr, 0xffffffffffffffff), lt(newFreePtr, memPtr))
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{
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mstore(_1, shl(224, 0x4e487b71))
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mstore(4, 0x41)
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revert(_1, 0x24)
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}
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mstore(64, newFreePtr)
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data := memPtr
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mstore(memPtr, returndatasize())
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returndatacopy(add(memPtr, 0x20), _1, returndatasize())
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}
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return(add(data, 0x20), mload(data))
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}
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// ----
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// step: fullSuite
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//
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// {
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// {
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// let _1 := 128
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// mstore(64, _1)
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// if callvalue() { revert(0, 0) }
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// let _2 := 0
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// calldatacopy(_1, _2, calldatasize())
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// mstore(add(_1, calldatasize()), _2)
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// pop(delegatecall(gas(), 25, _1, calldatasize(), _2, _2))
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// let data := _2
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// switch returndatasize()
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// case 0 { data := 96 }
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// default {
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// let newFreePtr := add(_1, and(add(returndatasize(), 63), not(31)))
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// if or(gt(newFreePtr, 0xffffffffffffffff), lt(newFreePtr, _1))
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// {
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// mstore(_2, shl(224, 0x4e487b71))
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// mstore(4, 0x41)
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// revert(_2, 0x24)
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// }
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// mstore(64, newFreePtr)
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// data := _1
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// mstore(_1, returndatasize())
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// returndatacopy(160, _2, returndatasize())
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// }
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// return(add(data, 0x20), mload(data))
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// }
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// }
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