diff options
Diffstat (limited to 'libsolidity/analysis/ReferencesResolver.cpp')
| -rw-r--r-- | libsolidity/analysis/ReferencesResolver.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libsolidity/analysis/ReferencesResolver.cpp b/libsolidity/analysis/ReferencesResolver.cpp index 8a576e2e..30aa3d49 100644 --- a/libsolidity/analysis/ReferencesResolver.cpp +++ b/libsolidity/analysis/ReferencesResolver.cpp @@ -231,6 +231,8 @@ void ReferencesResolver::endVisit(Mapping const& _typeName) void ReferencesResolver::endVisit(ArrayTypeName const& _typeName) { TypePointer baseType = _typeName.baseType().annotation().type; + auto arrayType = dynamic_cast<ArrayType const*>(baseType.get()); + bool isFixedSizeArray = (arrayType && arrayType->isByteArray()) || !baseType->isDynamicallySized(); if (!baseType) { solAssert(!m_errorReporter.errors().empty(), ""); @@ -246,6 +248,8 @@ void ReferencesResolver::endVisit(ArrayTypeName const& _typeName) RationalNumberType const* lengthType = dynamic_cast<RationalNumberType const*>(lengthTypeGeneric.get()); if (!lengthType || !lengthType->mobileType()) fatalTypeError(length->location(), "Invalid array length, expected integer literal or constant expression."); + else if (lengthType->isZero() && isFixedSizeArray) + fatalTypeError(length->location(), "Array with zero length specified."); else if (lengthType->isFractional()) fatalTypeError(length->location(), "Array with fractional length specified."); else if (lengthType->isNegative()) |