| 1 | //===-- lib/Semantics/check-call.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 | // Constraint checking for procedure references |
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| 10 | |
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| 11 | #ifndef FORTRAN_SEMANTICS_CHECK_CALL_H_ |
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| 12 | #define FORTRAN_SEMANTICS_CHECK_CALL_H_ |
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| 13 | |
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| 14 | #include "flang/Evaluate/call.h" |
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| 15 | |
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| 16 | namespace Fortran::parser { |
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| 17 | class Messages; |
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| 18 | class ContextualMessages; |
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| 19 | } // namespace Fortran::parser |
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| 20 | namespace Fortran::evaluate::characteristics { |
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| 21 | struct Procedure; |
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| 22 | } |
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| 23 | namespace Fortran::evaluate { |
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| 24 | class FoldingContext; |
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| 25 | } |
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| 26 | |
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| 27 | namespace Fortran::semantics { |
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| 28 | class Scope; |
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| 29 | class SemanticsContext; |
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| 30 | |
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| 31 | // Argument treatingExternalAsImplicit should be true when the called procedure |
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| 32 | // does not actually have an explicit interface at the call site, but |
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| 33 | // its characteristics are known because it is a subroutine or function |
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| 34 | // defined at the top level in the same source file. Returns false if |
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| 35 | // messages were created, true if all is well. |
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| 36 | bool CheckArguments(const evaluate::characteristics::Procedure &, |
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| 37 | evaluate::ActualArguments &, SemanticsContext &, const Scope &, |
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| 38 | bool treatingExternalAsImplicit, bool ignoreImplicitVsExplicit, |
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| 39 | const evaluate::SpecificIntrinsic *intrinsic); |
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| 40 | |
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| 41 | bool CheckPPCIntrinsic(const Symbol &generic, const Symbol &specific, |
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| 42 | const evaluate::ActualArguments &actuals, |
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| 43 | evaluate::FoldingContext &context); |
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| 44 | bool CheckWindowsIntrinsic( |
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| 45 | const Symbol &intrinsic, evaluate::FoldingContext &context); |
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| 46 | bool CheckArgumentIsConstantExprInRange( |
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| 47 | const evaluate::ActualArguments &actuals, int index, int lowerBound, |
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| 48 | int upperBound, parser::ContextualMessages &messages); |
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| 49 | |
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| 50 | // Checks actual arguments for the purpose of resolving a generic interface. |
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| 51 | bool CheckInterfaceForGeneric(const evaluate::characteristics::Procedure &, |
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| 52 | evaluate::ActualArguments &, SemanticsContext &, |
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| 53 | bool allowActualArgumentConversions = false); |
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| 54 | } // namespace Fortran::semantics |
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| 55 | #endif |
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| 56 | |
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