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| author | Alex Beregszaszi <alex@rtfs.hu> | 2017-02-02 08:24:45 +0800 |
|---|---|---|
| committer | Alex Beregszaszi <alex@rtfs.hu> | 2017-02-02 08:24:45 +0800 |
| commit | 697db80b48fbed596996a2dab20948f42fdb1dfb (patch) | |
| tree | d0e0226662467b5c4c9243943bbf86054ca81352 /libsolidity/analysis/ReferencesResolver.cpp | |
| parent | c01f5699e673f600fe87056b414996fef2224242 (diff) | |
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Disallow arrays with negative length
Diffstat (limited to 'libsolidity/analysis/ReferencesResolver.cpp')
| -rw-r--r-- | libsolidity/analysis/ReferencesResolver.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libsolidity/analysis/ReferencesResolver.cpp b/libsolidity/analysis/ReferencesResolver.cpp index df579c3d..d589f4a0 100644 --- a/libsolidity/analysis/ReferencesResolver.cpp +++ b/libsolidity/analysis/ReferencesResolver.cpp @@ -130,6 +130,8 @@ void ReferencesResolver::endVisit(ArrayTypeName const& _typeName) auto const* lengthType = dynamic_cast<RationalNumberType const*>(length->annotation().type.get()); if (!lengthType || lengthType->isFractional()) fatalTypeError(length->location(), "Invalid array length, expected integer literal."); + else if (lengthType->isNegative()) + fatalTypeError(length->location(), "Array with negative length specified."); else _typeName.annotation().type = make_shared<ArrayType>(DataLocation::Storage, baseType, lengthType->literalValue(nullptr)); } |