llvm/flang/lib/parser/char-set.cc
Tim Keith 7f66c0ae72 [flang] Normalize namespace definitions.
Replace `namespace Fortran { namespace parser { ... } }` with
`namespace Fortran::parser { ... }` and similarly for semantics.

Original-commit: flang-compiler/f18@838c9539b2
Reviewed-on: https://github.com/flang-compiler/f18/pull/77
Tree-same-pre-rewrite: false
2018-05-02 13:52:36 -07:00

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// Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "char-set.h"
namespace Fortran::parser {
std::string SetOfChars::ToString() const {
std::string result;
SetOfChars set{*this};
for (char ch{' '}; !set.empty(); ++ch) {
if (set.Has(ch)) {
set = set.Difference(ch);
result += ch;
}
}
return result;
}
} // namespace Fortran::parser