mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
32 lines
1.4 KiB
Solidity
32 lines
1.4 KiB
Solidity
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pragma experimental ABIEncoderV2;
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contract C {
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function g(address x) external pure returns (uint256 r) {
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assembly { r := x }
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}
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function f(uint256 a) external view returns (uint256) {
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address x;
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assembly { x := a }
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return this.g(x);
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}
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}
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// ----
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// f(uint256): 0 -> 0
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// g(address): 0 -> 0 # test validation as well as sanity check #
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// f(uint256): 1 -> 1
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// g(address): 1 -> 1
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// f(uint256): 2 -> 2
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// g(address): 2 -> 2
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// f(uint256): 0xabcdef0123456789abcdef0123456789abcdefff -> 0xabcdef0123456789abcdef0123456789abcdefff
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// g(address): 0xabcdef0123456789abcdef0123456789abcdefff -> 0xabcdef0123456789abcdef0123456789abcdefff
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// f(uint256): 0xffffffffffffffffffffffffffffffffffffffff -> 0xffffffffffffffffffffffffffffffffffffffff
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// g(address): 0xffffffffffffffffffffffffffffffffffffffff -> 0xffffffffffffffffffffffffffffffffffffffff
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// f(uint256): 0x010000000000000000000000000000000000000000 -> 0
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// g(address): 0x010000000000000000000000000000000000000000 -> FAILURE
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// f(uint256): 0x01abcdef0123456789abcdef0123456789abcdefff -> 0xabcdef0123456789abcdef0123456789abcdefff
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// g(address): 0x01abcdef0123456789abcdef0123456789abcdefff -> FAILURE
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// f(uint256): 0x01ffffffffffffffffffffffffffffffffffffffff -> 0xffffffffffffffffffffffffffffffffffffffff
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// g(address): 0x01ffffffffffffffffffffffffffffffffffffffff -> FAILURE
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// f(uint256): -1 -> 0xffffffffffffffffffffffffffffffffffffffff
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// g(address): -1 -> FAILURE
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