diff options
| author | chriseth <chris@ethereum.org> | 2017-10-11 18:28:21 +0800 |
|---|---|---|
| committer | chriseth <chris@ethereum.org> | 2017-10-17 04:29:31 +0800 |
| commit | 6001bd1406e7adbb6607485afb775bbb5b6c2ac3 (patch) | |
| tree | 7f5151acaf7e12f9b12818cfd20a95bf24f53849 /test | |
| parent | 7989fc4c356929de47e2d696ef5478c398941508 (diff) | |
| download | dexon-solidity-6001bd1406e7adbb6607485afb775bbb5b6c2ac3.tar.gz dexon-solidity-6001bd1406e7adbb6607485afb775bbb5b6c2ac3.tar.zst dexon-solidity-6001bd1406e7adbb6607485afb775bbb5b6c2ac3.zip | |
Allocate one byte per memory byte array element instead of 32.
Diffstat (limited to 'test')
| -rw-r--r-- | test/libsolidity/SolidityEndToEndTest.cpp | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/test/libsolidity/SolidityEndToEndTest.cpp b/test/libsolidity/SolidityEndToEndTest.cpp index ac77a7e1..648c13cb 100644 --- a/test/libsolidity/SolidityEndToEndTest.cpp +++ b/test/libsolidity/SolidityEndToEndTest.cpp @@ -7309,6 +7309,30 @@ BOOST_AUTO_TEST_CASE(create_memory_array) ABI_CHECK(callContractFunction("f()"), encodeArgs(string("A"), u256(8), u256(4), string("B"))); } +BOOST_AUTO_TEST_CASE(create_memory_array_allocation_size) +{ + // Check allocation size of byte array. Should be 32 plus length rounded up to next + // multiple of 32 + char const* sourceCode = R"( + contract C { + function f() pure returns (uint d1, uint d2, uint d3) { + bytes memory b1 = new bytes(31); + bytes memory b2 = new bytes(32); + bytes memory b3 = new bytes(256); + bytes memory b4 = new bytes(31); + assembly { + d1 := sub(b2, b1) + d2 := sub(b3, b2) + d3 := sub(b4, b3) + } + } + } + )"; + compileAndRun(sourceCode); + ABI_CHECK(callContractFunction("f()"), encodeArgs(0x40, 0x40, 0x20 + 256)); +} + + BOOST_AUTO_TEST_CASE(memory_arrays_of_various_sizes) { // Computes binomial coefficients the chinese way |