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Require unimplemented functions to be virtual.

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This commit is contained in:
Daniel Kirchner
2019-12-02 21:59:00 +01:00
parent 958ec98cbe
commit 05baa23e8a
44 changed files with 123 additions and 118 deletions
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test/libsolidity/SolidityNameAndTypeResolution.cpp
+4 -4
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@@ -49,7 +49,7 @@ BOOST_AUTO_TEST_CASE(function_no_implementation)
SourceUnit const* sourceUnit = nullptr;
char const* text = R"(
abstract contract test {
function functionName(bytes32 input) public returns (bytes32 out);
function functionName(bytes32 input) public virtual returns (bytes32 out);
}
)";
sourceUnit = parseAndAnalyse(text);
@@ -83,7 +83,7 @@ BOOST_AUTO_TEST_CASE(abstract_contract_with_overload)
{
SourceUnit const* sourceUnit = nullptr;
char const* text = R"(
abstract contract base { function foo(bool) public; }
abstract contract base { function foo(bool) public virtual; }
abstract contract derived is base { function foo(uint) public {} }
)";
sourceUnit = parseAndAnalyse(text);
@@ -100,7 +100,7 @@ BOOST_AUTO_TEST_CASE(implement_abstract_via_constructor)
{
SourceUnit const* sourceUnit = nullptr;
char const* text = R"(
abstract contract base { function foo() public; }
abstract contract base { function foo() public virtual; }
abstract contract foo is base { constructor() public {} }
)";
sourceUnit = parseAndAnalyse(text);
@@ -357,7 +357,7 @@ BOOST_AUTO_TEST_CASE(dynamic_return_types_not_possible)
{
char const* sourceCode = R"(
abstract contract C {
function f(uint) public returns (string memory);
function f(uint) public virtual returns (string memory);
function g() public {
string memory x = this.f(2);
// we can assign to x but it is not usable.