| 1 | //===-- lib/Semantics/assignment.h ------------------------------*- C++ -*-===// |
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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_ASSIGNMENT_H_ |
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| 10 | #define FORTRAN_SEMANTICS_ASSIGNMENT_H_ |
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| 11 | |
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| 12 | #include "flang/Common/indirection.h" |
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| 13 | #include "flang/Evaluate/expression.h" |
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| 14 | #include "flang/Semantics/semantics.h" |
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| 15 | |
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| 16 | namespace Fortran::parser { |
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| 17 | class ContextualMessages; |
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| 18 | struct AssignmentStmt; |
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| 19 | struct EndWhereStmt; |
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| 20 | struct MaskedElsewhereStmt; |
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| 21 | struct PointerAssignmentStmt; |
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| 22 | struct WhereConstructStmt; |
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| 23 | struct WhereStmt; |
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| 24 | } // namespace Fortran::parser |
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| 25 | |
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| 26 | namespace Fortran::semantics { |
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| 27 | |
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| 28 | class AssignmentContext; |
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| 29 | class Scope; |
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| 30 | class Symbol; |
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| 31 | |
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| 32 | // Applies checks from C1594(5-6) on copying pointers in pure subprograms |
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| 33 | bool CheckCopyabilityInPureScope(parser::ContextualMessages &, |
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| 34 | const evaluate::Expr<evaluate::SomeType> &, const Scope &); |
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| 35 | |
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| 36 | class AssignmentChecker : public virtual BaseChecker { |
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| 37 | public: |
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| 38 | explicit AssignmentChecker(SemanticsContext &); |
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| 39 | ~AssignmentChecker(); |
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| 40 | void Enter(const parser::OpenMPDeclareReductionConstruct &x); |
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| 41 | void Enter(const parser::AssignmentStmt &); |
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| 42 | void Enter(const parser::PointerAssignmentStmt &); |
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| 43 | void Enter(const parser::WhereStmt &); |
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| 44 | void Leave(const parser::WhereStmt &); |
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| 45 | void Enter(const parser::WhereConstructStmt &); |
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| 46 | void Leave(const parser::EndWhereStmt &); |
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| 47 | void Enter(const parser::MaskedElsewhereStmt &); |
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| 48 | void Leave(const parser::MaskedElsewhereStmt &); |
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| 49 | void Enter(const parser::CUFKernelDoConstruct &); |
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| 50 | void Leave(const parser::CUFKernelDoConstruct &); |
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| 51 | void Enter(const parser::OpenACCBlockConstruct &); |
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| 52 | void Leave(const parser::OpenACCBlockConstruct &); |
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| 53 | void Enter(const parser::OpenACCCombinedConstruct &); |
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| 54 | void Leave(const parser::OpenACCCombinedConstruct &); |
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| 55 | void Enter(const parser::OpenACCLoopConstruct &); |
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| 56 | void Leave(const parser::OpenACCLoopConstruct &); |
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| 57 | |
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| 58 | SemanticsContext &context(); |
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| 59 | |
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| 60 | private: |
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| 61 | common::Indirection<AssignmentContext> context_; |
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| 62 | }; |
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| 63 | |
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| 64 | } // namespace Fortran::semantics |
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| 65 | |
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| 66 | extern template class Fortran::common::Indirection< |
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| 67 | Fortran::semantics::AssignmentContext>; |
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| 68 | #endif // FORTRAN_SEMANTICS_ASSIGNMENT_H_ |
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| 69 | |
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