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Fix internal error when using array slices

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This commit is contained in:
Leonardo Alt
2020-04-22 23:20:10 +02:00
parent 6d98b907ef
commit cfe3686116
4 changed files with 37 additions and 3 deletions
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libsolidity/formal/SymbolicTypes.cpp
+10 -3
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@@ -69,8 +69,14 @@ SortPointer smtSort(frontend::Type const& _type)
}
else
{
solAssert(isArray(_type.category()), "");
auto arrayType = dynamic_cast<frontend::ArrayType const*>(&_type);
frontend::ArrayType const* arrayType = nullptr;
if (auto const* arr = dynamic_cast<frontend::ArrayType const*>(&_type))
arrayType = arr;
else if (auto const* slice = dynamic_cast<frontend::ArraySliceType const*>(&_type))
arrayType = &slice->arrayType();
else
solAssert(false, "");
solAssert(arrayType, "");
return make_shared<ArraySort>(SortProvider::intSort, smtSortAbstractFunction(*arrayType->baseType()));
}
@@ -297,7 +303,8 @@ bool isMapping(frontend::Type::Category _category)
bool isArray(frontend::Type::Category _category)
{
return _category == frontend::Type::Category::Array ||
_category == frontend::Type::Category::StringLiteral;
_category == frontend::Type::Category::StringLiteral ||
_category == frontend::Type::Category::ArraySlice;
}
bool isTuple(frontend::Type::Category _category)