diff options
Diffstat (limited to 'libsolidity/analysis/SyntaxChecker.cpp')
| -rw-r--r-- | libsolidity/analysis/SyntaxChecker.cpp | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/libsolidity/analysis/SyntaxChecker.cpp b/libsolidity/analysis/SyntaxChecker.cpp index 5de9a270..b595c4d1 100644 --- a/libsolidity/analysis/SyntaxChecker.cpp +++ b/libsolidity/analysis/SyntaxChecker.cpp @@ -246,3 +246,17 @@ bool SyntaxChecker::visit(VariableDeclaration const& _declaration) } return true; } + +bool SyntaxChecker::visit(StructDefinition const& _struct) +{ + bool const v050 = m_sourceUnit->annotation().experimentalFeatures.count(ExperimentalFeature::V050); + + if (_struct.members().empty()) + { + if (v050) + m_errorReporter.syntaxError(_struct.location(), "Defining empty structs is disallowed."); + else + m_errorReporter.warning(_struct.location(), "Defining empty structs is deprecated."); + } + return true; +} |