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| author | chriseth <chris@ethereum.org> | 2018-09-26 20:55:07 +0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-09-26 20:55:07 +0800 |
| commit | 13cd7c3fed1c7a9e671b2580aa3d81fb45024faa (patch) | |
| tree | 0e06a904c4f8e0fce6299a3bc529a041809d08e1 /libsolidity | |
| parent | 46f630c5a67965acb31dead1ac19373e58097ea2 (diff) | |
| parent | 79307059e502f1383e1ac50cd7af783aec6588a2 (diff) | |
| download | dexon-solidity-13cd7c3fed1c7a9e671b2580aa3d81fb45024faa.tar.gz dexon-solidity-13cd7c3fed1c7a9e671b2580aa3d81fb45024faa.tar.zst dexon-solidity-13cd7c3fed1c7a9e671b2580aa3d81fb45024faa.zip | |
Merge pull request #5061 from ethereum/fixedSizeArrayLength
Disallow fixed-size arrays with zero length
Diffstat (limited to 'libsolidity')
| -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 8a576e2e..81de3c43 100644 --- a/libsolidity/analysis/ReferencesResolver.cpp +++ b/libsolidity/analysis/ReferencesResolver.cpp @@ -246,6 +246,8 @@ 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()) + fatalTypeError(length->location(), "Array with zero length specified."); else if (lengthType->isFractional()) fatalTypeError(length->location(), "Array with fractional length specified."); else if (lengthType->isNegative()) |