clang
9.0.0
include
clang
Basic
OperatorPrecedence.h
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//===--- OperatorPrecedence.h - Operator precedence levels ------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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///
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/// \file
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/// Defines and computes precedence levels for binary/ternary operators.
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///
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_BASIC_OPERATORPRECEDENCE_H
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#define LLVM_CLANG_BASIC_OPERATORPRECEDENCE_H
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#include "
clang/Basic/TokenKinds.h
"
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namespace
clang
{
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/// PrecedenceLevels - These are precedences for the binary/ternary
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/// operators in the C99 grammar. These have been named to relate
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/// with the C99 grammar productions. Low precedences numbers bind
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/// more weakly than high numbers.
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namespace
prec {
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enum
Level
{
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Unknown
= 0,
// Not binary operator.
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Comma
= 1,
// ,
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Assignment
= 2,
// =, *=, /=, %=, +=, -=, <<=, >>=, &=, ^=, |=
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Conditional
= 3,
// ?
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LogicalOr
= 4,
// ||
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LogicalAnd
= 5,
// &&
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InclusiveOr
= 6,
// |
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ExclusiveOr
= 7,
// ^
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And
= 8,
// &
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Equality
= 9,
// ==, !=
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Relational
= 10,
// >=, <=, >, <
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Spaceship
= 11,
// <=>
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Shift
= 12,
// <<, >>
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Additive
= 13,
// -, +
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Multiplicative
= 14,
// *, /, %
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PointerToMember
= 15
// .*, ->*
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};
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}
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/// Return the precedence of the specified binary operator token.
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prec::Level
getBinOpPrecedence
(
tok::TokenKind
Kind
,
bool
GreaterThanIsOperator,
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bool
CPlusPlus11
);
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}
// end namespace clang
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#endif // LLVM_CLANG_OPERATOR_PRECEDENCE_H
clang::prec::Unknown
Definition:
OperatorPrecedence.h:27
clang::prec::Additive
Definition:
OperatorPrecedence.h:40
clang::prec::Relational
Definition:
OperatorPrecedence.h:37
clang::prec::InclusiveOr
Definition:
OperatorPrecedence.h:33
clang::prec::LogicalOr
Definition:
OperatorPrecedence.h:31
clang::prec::Assignment
Definition:
OperatorPrecedence.h:29
clang::prec::Conditional
Definition:
OperatorPrecedence.h:30
clang::prec::Spaceship
Definition:
OperatorPrecedence.h:38
clang::prec::PointerToMember
Definition:
OperatorPrecedence.h:42
Kind
Kind
Definition:
ChrootChecker.cpp:29
clang::prec::LogicalAnd
Definition:
OperatorPrecedence.h:32
clang::prec::Shift
Definition:
OperatorPrecedence.h:39
clang::tok::TokenKind
TokenKind
Provides a simple uniform namespace for tokens from all C languages.
Definition:
TokenKinds.h:24
clang
Dataflow Directional Tag Classes.
Definition:
CFGReachabilityAnalysis.h:21
clang::prec::And
Definition:
OperatorPrecedence.h:35
clang::prec::Equality
Definition:
OperatorPrecedence.h:36
clang::prec::ExclusiveOr
Definition:
OperatorPrecedence.h:34
clang::frontend::CPlusPlus11
Definition:
LangStandard.h:27
TokenKinds.h
Defines the clang::TokenKind enum and support functions.
clang::getBinOpPrecedence
prec::Level getBinOpPrecedence(tok::TokenKind Kind, bool GreaterThanIsOperator, bool CPlusPlus11)
Return the precedence of the specified binary operator token.
Definition:
OperatorPrecedence.cpp:17
clang::prec::Comma
Definition:
OperatorPrecedence.h:28
clang::prec::Multiplicative
Definition:
OperatorPrecedence.h:41
clang::prec::Level
Level
Definition:
OperatorPrecedence.h:26
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