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Fix module member access.

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This commit is contained in:
chriseth 2020-10-01 13:49:22 +02:00
parent 346fe1c6c5
commit b2be8e1c0f
2 changed files with 45 additions and 6 deletions
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18
libsolidity/codegen/ExpressionCompiler.cpp
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@ -1753,18 +1753,24 @@ bool ExpressionCompiler::visit(MemberAccess const& _memberAccess)
{
Type::Category category = _memberAccess.annotation().type->category();
solAssert(
dynamic_cast<VariableDeclaration const*>(_memberAccess.annotation().referencedDeclaration) ||
dynamic_cast<FunctionDefinition const*>(_memberAccess.annotation().referencedDeclaration) ||
category == Type::Category::TypeType ||
category == Type::Category::Module ||
category == Type::Category::Function,
category == Type::Category::Module,
""
);
if (auto funType = dynamic_cast<FunctionType const*>(_memberAccess.annotation().type))
if (auto variable = dynamic_cast<VariableDeclaration const*>(_memberAccess.annotation().referencedDeclaration))
{
auto const* funDef = dynamic_cast<FunctionDefinition const*>(_memberAccess.annotation().referencedDeclaration);
solAssert(funDef && funDef->isFree(), "");
solAssert(variable->isConstant(), "");
appendVariable(*variable, static_cast<Expression const&>(_memberAccess));
}
else if (auto const* function = dynamic_cast<FunctionDefinition const*>(_memberAccess.annotation().referencedDeclaration))
{
auto funType = dynamic_cast<FunctionType const*>(_memberAccess.annotation().type);
solAssert(function && function->isFree(), "");
solAssert(funType->kind() == FunctionType::Kind::Internal, "");
solAssert(*_memberAccess.annotation().requiredLookup == VirtualLookup::Static, "");
utils().pushCombinedFunctionEntryLabel(*funDef);
utils().pushCombinedFunctionEntryLabel(*function);
}
break;
}

33
libsolidity/codegen/ir/IRGeneratorForStatements.cpp
View File

@ -1871,6 +1871,35 @@ void IRGeneratorForStatements::endVisit(MemberAccess const& _memberAccess)
solAssert(false, "");
break;
}
case Type::Category::Module:
{
Type::Category category = _memberAccess.annotation().type->category();
solAssert(
dynamic_cast<VariableDeclaration const*>(_memberAccess.annotation().referencedDeclaration) ||
dynamic_cast<FunctionDefinition const*>(_memberAccess.annotation().referencedDeclaration) ||
category == Type::Category::TypeType ||
category == Type::Category::Module,
""
);
if (auto variable = dynamic_cast<VariableDeclaration const*>(_memberAccess.annotation().referencedDeclaration))
{
solAssert(variable->isConstant(), "");
handleVariableReference(*variable, static_cast<Expression const&>(_memberAccess));
}
else if (auto const* function = dynamic_cast<FunctionDefinition const*>(_memberAccess.annotation().referencedDeclaration))
{
auto funType = dynamic_cast<FunctionType const*>(_memberAccess.annotation().type);
solAssert(function && function->isFree(), "");
solAssert(function->functionType(true), "");
solAssert(function->functionType(true)->kind() == FunctionType::Kind::Internal, "");
solAssert(funType->kind() == FunctionType::Kind::Internal, "");
solAssert(*_memberAccess.annotation().requiredLookup == VirtualLookup::Static, "");
define(_memberAccess) << to_string(function->id()) << "\n";
m_context.internalFunctionAccessed(_memberAccess, *function);
}
break;
}
default:
solAssert(false, "Member access to unknown type.");
}
@ -2130,6 +2159,10 @@ void IRGeneratorForStatements::endVisit(Identifier const& _identifier)
{
// no-op
}
else if (dynamic_cast<ImportDirective const*>(declaration))
{
// no-op
}
else
{
solAssert(false, "Identifier type not expected in expression context.");