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Merge pull request #4018 from ethereum/disable-bytes0

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Disable FixedBytesType(0) aka bytes0
This commit is contained in:
chriseth
2018-04-30 18:19:07 +02:00
committed by GitHub
parent 05248f5a1b 548bf2ff28
commit 15024154ab
7 changed files with 66 additions and 13 deletions
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libsolidity/ast/Types.cpp
+4 -9
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@@ -1264,17 +1264,12 @@ bool StringLiteralType::isValidUTF8() const
return dev::validateUTF8(m_value);
}
shared_ptr<FixedBytesType> FixedBytesType::smallestTypeForLiteral(string const& _literal)
{
if (_literal.length() <= 32)
return make_shared<FixedBytesType>(_literal.length());
return shared_ptr<FixedBytesType>();
}
FixedBytesType::FixedBytesType(int _bytes): m_bytes(_bytes)
{
solAssert(m_bytes >= 0 && m_bytes <= 32,
"Invalid byte number for fixed bytes type: " + dev::toString(m_bytes));
solAssert(
m_bytes > 0 && m_bytes <= 32,
"Invalid byte number for fixed bytes type: " + dev::toString(m_bytes)
);
}
bool FixedBytesType::isImplicitlyConvertibleTo(Type const& _convertTo) const