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Sol -> Yul: Implement explicit cast

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This commit is contained in:
Mathias Baumann
2019-04-24 22:52:17 +02:00
committed by chriseth
parent 441369d5f1
commit 1ef213cc15
4 changed files with 57 additions and 2 deletions
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libsolidity/codegen/ir/IRGeneratorForStatements.cpp
+25 -2
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@@ -155,8 +155,31 @@ void IRGeneratorForStatements::endVisit(BinaryOperation const& _binOp)
bool IRGeneratorForStatements::visit(FunctionCall const& _functionCall)
{
solUnimplementedAssert(_functionCall.annotation().kind == FunctionCallKind::FunctionCall, "");
FunctionTypePointer functionType = dynamic_cast<FunctionType const*>(_functionCall.expression().annotation().type);
solUnimplementedAssert(
_functionCall.annotation().kind == FunctionCallKind::FunctionCall ||
_functionCall.annotation().kind == FunctionCallKind::TypeConversion,
"This type of function call is not yet implemented"
);
TypePointer const funcType = _functionCall.expression().annotation().type;
if (_functionCall.annotation().kind == FunctionCallKind::TypeConversion)
{
solAssert(funcType->category() == Type::Category::TypeType, "Expected category to be TypeType");
solAssert(_functionCall.arguments().size() == 1, "Expected one argument for type conversion");
_functionCall.arguments().front()->accept(*this);
m_code <<
"let " <<
m_context.variable(_functionCall) <<
" := " <<
expressionAsType(*_functionCall.arguments().front(), *_functionCall.annotation().type) <<
"\n";
return false;
}
FunctionTypePointer functionType = dynamic_cast<FunctionType const*>(funcType);
TypePointers parameterTypes = functionType->parameterTypes();
vector<ASTPointer<Expression const>> const& callArguments = _functionCall.arguments();