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Merge pull request #4213 from ethereum/fixpop

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Fix bug related to byte array pop.
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chriseth 2018-06-04 16:10:56 +02:00 committed by GitHub
commit c59a06bb97
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2 changed files with 36 additions and 0 deletions
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2
libsolidity/ast/Types.cpp
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@ -2529,6 +2529,7 @@ string FunctionType::richIdentifier() const
case Kind::AddMod: id += "addmod"; break;
case Kind::MulMod: id += "mulmod"; break;
case Kind::ArrayPush: id += "arraypush"; break;
case Kind::ArrayPop: id += "arraypop"; break;
case Kind::ByteArrayPush: id += "bytearraypush"; break;
case Kind::ObjectCreation: id += "objectcreation"; break;
case Kind::Assert: id += "assert"; break;
@ -2683,6 +2684,7 @@ unsigned FunctionType::sizeOnStack() const
case Kind::BareDelegateCall:
case Kind::Internal:
case Kind::ArrayPush:
case Kind::ArrayPop:
case Kind::ByteArrayPush:
size = 1;
break;

34
test/libsolidity/SolidityEndToEndTest.cpp
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@ -5397,6 +5397,40 @@ BOOST_AUTO_TEST_CASE(byte_array_pop_copy_long)
));
}
BOOST_AUTO_TEST_CASE(array_pop_isolated)
{
char const* sourceCode = R"(
// This tests that the compiler knows the correct size of the function on the stack.
contract c {
uint[] data;
function test() public returns (uint x) {
x = 2;
data.pop;
x = 3;
}
}
)";
compileAndRun(sourceCode);
ABI_CHECK(callContractFunction("test()"), encodeArgs(3));
}
BOOST_AUTO_TEST_CASE(byte_array_pop_isolated)
{
char const* sourceCode = R"(
// This tests that the compiler knows the correct size of the function on the stack.
contract c {
bytes data;
function test() public returns (uint x) {
x = 2;
data.pop;
x = 3;
}
}
)";
compileAndRun(sourceCode);
ABI_CHECK(callContractFunction("test()"), encodeArgs(3));
}
BOOST_AUTO_TEST_CASE(external_array_args)
{
char const* sourceCode = R"(