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1 //===-------lib/Semantics/check-data.h ------------------------------------===//
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2 //
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3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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4 // See https://llvm.org/LICENSE.txt for license information.
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5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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6 //
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7 //===----------------------------------------------------------------------===//
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8
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9 #ifndef FORTRAN_SEMANTICS_CHECK_DATA_H_
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10 #define FORTRAN_SEMANTICS_CHECK_DATA_H_
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11
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12 #include "data-to-inits.h"
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13 #include "flang/Common/interval.h"
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14 #include "flang/Evaluate/fold-designator.h"
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15 #include "flang/Evaluate/initial-image.h"
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16 #include "flang/Semantics/expression.h"
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17 #include "flang/Semantics/semantics.h"
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221
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18 #include <list>
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19 #include <map>
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20 #include <vector>
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21
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22 namespace Fortran::parser {
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23 struct DataStmtRepeat;
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24 struct DataStmtObject;
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25 struct DataIDoObject;
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26 class DataStmtImpliedDo;
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27 struct DataStmtSet;
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28 } // namespace Fortran::parser
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29
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30 namespace Fortran::semantics {
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31
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32 class DataChecker : public virtual BaseChecker {
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33 public:
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34 explicit DataChecker(SemanticsContext &context) : exprAnalyzer_{context} {}
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35 void Leave(const parser::DataStmtObject &);
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36 void Leave(const parser::DataIDoObject &);
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37 void Enter(const parser::DataImpliedDo &);
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38 void Leave(const parser::DataImpliedDo &);
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39 void Leave(const parser::DataStmtSet &);
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40 // These cases are for legacy DATA-like /initializations/
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41 void Leave(const parser::ComponentDecl &);
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42 void Leave(const parser::EntityDecl &);
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221
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43
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44 // After all DATA statements have been processed, converts their
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45 // initializations into per-symbol static initializers.
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46 void CompileDataInitializationsIntoInitializers();
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47
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48 private:
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49 ConstantSubscript GetRepetitionCount(const parser::DataStmtRepeat &);
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50 template <typename T> void CheckIfConstantSubscript(const T &);
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51 void CheckSubscript(const parser::SectionSubscript &);
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52 bool CheckAllSubscriptsInDataRef(const parser::DataRef &, parser::CharBlock);
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236
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53 template <typename A> void LegacyDataInit(const A &);
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54
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55 DataInitializations inits_;
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56 evaluate::ExpressionAnalyzer exprAnalyzer_;
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57 bool currentSetHasFatalErrors_{false};
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173
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58 };
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59 } // namespace Fortran::semantics
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60 #endif // FORTRAN_SEMANTICS_CHECK_DATA_H_
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