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Merge pull request #10960 from ethereum/ir-constructor-argument-multiple-slot

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[sol2yul] IR constructor argument multiple slot
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chriseth 2021-02-15 14:59:02 +01:00 committed by GitHub
commit f81568f684
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4 changed files with 32 additions and 2 deletions
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2
libsolidity/codegen/YulUtilFunctions.cpp
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@ -4255,7 +4255,7 @@ string YulUtilFunctions::copyConstructorArgumentsToMemoryFunction(
toString(_contract.id());
return m_functionCollector.createFunction(functionName, [&]() {
string returnParams = suffixedVariableNameList("ret_param_",0, _contract.constructor()->parameters().size());
string returnParams = suffixedVariableNameList("ret_param_",0, CompilerUtils::sizeOnStack(_contract.constructor()->parameters()));
ABIFunctions abiFunctions(m_evmVersion, m_revertStrings, m_functionCollector);
return util::Whiskers(R"(

2
libsolidity/codegen/ir/IRGenerator.cpp
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@ -129,7 +129,7 @@ string IRGenerator::generate(
vector<string> constructorParams;
if (constructor && !constructor->parameters().empty())
{
for (size_t i = 0; i < constructor->parameters().size(); ++i)
for (size_t i = 0; i < CompilerUtils::sizeOnStack(constructor->parameters()); ++i)
constructorParams.emplace_back(m_context.newYulVariable());
t(
"copyConstructorArguments",

9
test/libsolidity/semanticTests/constructor/constructor_function_argument.sol Normal file
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@ -0,0 +1,9 @@
// The IR of this test used to throw
contract D {
constructor(function() external returns (uint)) {
}
}
// ====
// compileViaYul: also
// ----
// constructor(): 0xfdd67305928fcac8d213d1e47bfa6165cd0b87b946644cd0000000000000000 ->

21
test/libsolidity/semanticTests/constructor/constructor_function_complex.sol Normal file
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@ -0,0 +1,21 @@
contract D {
uint public x;
constructor(function() external pure returns (uint) g) {
x = g();
}
}
contract C {
function f() public returns (uint r) {
D d = new D(this.sixteen);
r = d.x();
}
function sixteen() public pure returns (uint) {
return 16;
}
}
// ====
// compileViaYul: also
// ----
// f() -> 16