mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
44da8507b1
Co-authored-by: Rodrigo Q. Saramago <rodrigoqsaramago@gmail.com>
56 lines
1.3 KiB
Solidity
56 lines
1.3 KiB
Solidity
contract c {
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bytes data;
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function test_short() public returns (uint256 r) {
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assembly {
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sstore(data.slot, 0)
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}
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for (uint8 i = 0; i < 15; i++) {
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data.push(bytes1(i));
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}
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assembly {
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r := sload(data.slot)
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}
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}
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function test_long() public returns (uint256 r) {
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assembly {
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sstore(data.slot, 0)
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}
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for (uint8 i = 0; i < 33; i++) {
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data.push(bytes1(i));
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}
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assembly {
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r := sload(data.slot)
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}
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}
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function test_pop() public returns (uint256 r) {
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assembly {
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sstore(data.slot, 0)
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}
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for (uint8 i = 0; i < 32; i++) {
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data.push(bytes1(i));
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}
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data.pop();
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data.pop();
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assembly {
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r := sload(data.slot)
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}
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}
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}
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// ----
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// storageEmpty -> 1
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// test_short() -> 1780731860627700044960722568376587075150542249149356309979516913770823710
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// gas legacy: 59838
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// gas legacyOptimized: 58606
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// storageEmpty -> 0
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// test_long() -> 67
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// gas irOptimized: 89148
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// gas legacy: 105693
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// gas legacyOptimized: 103216
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// storageEmpty -> 0
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// test_pop() -> 1780731860627700044960722568376592200742329637303199754547598369979433020
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// gas legacy: 61930
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// gas legacyOptimized: 59404
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// storageEmpty -> 0
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