57f4186ca2
Original-commit: flang-compiler/f18@d96917c701 Reviewed-on: https://github.com/flang-compiler/f18/pull/101 Tree-same-pre-rewrite: false
53 lines
1.9 KiB
C++
53 lines
1.9 KiB
C++
// Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef FORTRAN_SEMANTICS_ATTR_H_
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#define FORTRAN_SEMANTICS_ATTR_H_
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#include "../common/enum-set.h"
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#include "../parser/idioms.h"
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#include <cinttypes>
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#include <iostream>
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#include <string>
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namespace Fortran::semantics {
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// All available attributes.
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ENUM_CLASS(Attr, ABSTRACT, ALLOCATABLE, ASYNCHRONOUS, BIND_C, CONTIGUOUS,
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DEFERRED, ELEMENTAL, EXTERNAL, IMPURE, INTENT_IN, INTENT_OUT, INTRINSIC,
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MODULE, NON_OVERRIDABLE, NON_RECURSIVE, NOPASS, OPTIONAL, PARAMETER, PASS,
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POINTER, PRIVATE, PROTECTED, PUBLIC, PURE, RECURSIVE, SAVE, TARGET, VALUE,
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VOLATILE)
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// Set of attributes
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class Attrs : public common::EnumSet<Attr, Attr_enumSize> {
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private:
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using enumSetType = common::EnumSet<Attr, Attr_enumSize>;
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public:
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using enumSetType::enumSetType;
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constexpr bool HasAny(const Attrs &x) const { return !(*this & x).none(); }
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constexpr bool HasAll(const Attrs &x) const { return (~*this & x).none(); }
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// Internal error if any of these attributes are not in allowed.
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void CheckValid(const Attrs &allowed) const;
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private:
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friend std::ostream &operator<<(std::ostream &, const Attrs &);
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};
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std::ostream &operator<<(std::ostream &o, Attr attr);
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std::ostream &operator<<(std::ostream &o, const Attrs &attrs);
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} // namespace Fortran::semantics
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#endif // FORTRAN_SEMANTICS_ATTR_H_
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