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//===-- lib/Semantics/data-to-inits.h -------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef FORTRAN_SEMANTICS_DATA_TO_INITS_H_
#define FORTRAN_SEMANTICS_DATA_TO_INITS_H_
#include "flang/Common/default-kinds.h"
#include "flang/Common/interval.h"
#include "flang/Evaluate/initial-image.h"
#include <list>
#include <map>
namespace Fortran::parser {
struct DataStmtSet;
struct DataStmtValue;
} // namespace Fortran::parser
namespace Fortran::evaluate {
class ExpressionAnalyzer;
}
namespace Fortran::semantics {
class Symbol;
struct SymbolDataInitialization {
using Range = common::Interval<common::ConstantSubscript>;
explicit SymbolDataInitialization(std::size_t bytes) : image{bytes} {}
SymbolDataInitialization(SymbolDataInitialization &&) = default;
evaluate::InitialImage image;
std::list<Range> initializedRanges;
};
using DataInitializations = std::map<const Symbol *, SymbolDataInitialization>;
// Matches DATA statement variables with their values and checks
// compatibility.
void AccumulateDataInitializations(DataInitializations &,
evaluate::ExpressionAnalyzer &, const parser::DataStmtSet &);
// For legacy DATA-style initialization extension: integer n(2)/1,2/
void AccumulateDataInitializations(DataInitializations &,
evaluate::ExpressionAnalyzer &, const Symbol &,
const std::list<common::Indirection<parser::DataStmtValue>> &);
void ConvertToInitializers(
DataInitializations &, evaluate::ExpressionAnalyzer &);
} // namespace Fortran::semantics
#endif // FORTRAN_SEMANTICS_DATA_TO_INITS_H_
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