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Use optional for FunctionImport::returnType

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This commit is contained in:
Jason Cobb 2020-05-12 11:17:23 -04:00
parent 20c8851f43
commit 899e6d7e2b
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GPG Key ID: 2A3F6A6DCA1E8DED
2 changed files with 5 additions and 2 deletions
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3
libyul/backends/wasm/WasmAST.h
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@ -25,6 +25,7 @@
#include <vector> #include <vector>
#include <map> #include <map>
#include <memory> #include <memory>
#include <optional>
namespace solidity::yul::wasm namespace solidity::yul::wasm
{ {
@ -76,7 +77,7 @@ struct FunctionImport {
std::string externalName; std::string externalName;
std::string internalName; std::string internalName;
std::vector<std::string> paramTypes; std::vector<std::string> paramTypes;
std::unique_ptr<std::string> returnType; std::optional<std::string> returnType;
}; };
struct FunctionDefinition struct FunctionDefinition

4
libyul/backends/wasm/WasmCodeTransform.cpp
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@ -29,6 +29,8 @@
#include <liblangutil/Exceptions.h> #include <liblangutil/Exceptions.h>
#include <optional>
using namespace std; using namespace std;
using namespace solidity; using namespace solidity;
using namespace solidity::yul; using namespace solidity::yul;
@ -125,7 +127,7 @@ wasm::Expression WasmCodeTransform::operator()(FunctionCall const& _call)
builtin->name.str().substr(4), builtin->name.str().substr(4),
builtin->name.str(), builtin->name.str(),
{}, {},
builtin->returns.empty() ? nullptr : make_unique<string>(builtin->returns.front().str()) builtin->returns.empty() ? nullopt : make_optional<string>(builtin->returns.front().str())
}; };
for (auto const& param: builtin->parameters) for (auto const& param: builtin->parameters)
imp.paramTypes.emplace_back(param.str()); imp.paramTypes.emplace_back(param.str());