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Fix: Contract inheriting from base with unimplemented constructor is abstract.

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This commit is contained in:
chriseth 2017-03-21 18:12:08 +01:00
parent 766fa2fe85
commit 4792806b99
1 changed files with 10 additions and 0 deletions
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10
libsolidity/analysis/TypeChecker.cpp
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@ -187,13 +187,20 @@ void TypeChecker::checkContractAbstractFunctions(ContractDefinition const& _cont
using FunTypeAndFlag = std::pair<FunctionTypePointer, bool>;
map<string, vector<FunTypeAndFlag>> functions;
bool allBaseConstructorsImplemented = true;
// Search from base to derived
for (ContractDefinition const* contract: boost::adaptors::reverse(_contract.annotation().linearizedBaseContracts))
for (FunctionDefinition const* function: contract->definedFunctions())
{
// Take constructors out of overload hierarchy
if (function->isConstructor())
{
if (!function->isImplemented())
// Base contract's constructor is not fully implemented, no way to get
// out of this.
allBaseConstructorsImplemented = false;
continue;
}
auto& overloads = functions[function->name()];
FunctionTypePointer funType = make_shared<FunctionType>(*function);
auto it = find_if(overloads.begin(), overloads.end(), [&](FunTypeAndFlag const& _funAndFlag)
@ -211,6 +218,9 @@ void TypeChecker::checkContractAbstractFunctions(ContractDefinition const& _cont
it->second = true;
}
if (!allBaseConstructorsImplemented)
_contract.annotation().isFullyImplemented = false;
// Set to not fully implemented if at least one flag is false.
for (auto const& it: functions)
for (auto const& funAndFlag: it.second)