clang-tools
15.0.0git
llvm-project
clang-tools-extra
clang-tidy
performance
MoveConstArgCheck.h
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//===--- MoveConstArgCheck.h - clang-tidy -------------------------===//
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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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#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_MOVECONSTANTARGUMENTCHECK_H
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#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_MOVECONSTANTARGUMENTCHECK_H
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#include "../ClangTidyCheck.h"
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#include "llvm/ADT/DenseSet.h"
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namespace
clang
{
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namespace
tidy {
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namespace
performance {
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/// Find casts of calculation results to bigger type. Typically from int to
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///
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/// The options are
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///
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/// - `CheckTriviallyCopyableMove`: Whether to check for trivially-copyable
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// types as their objects are not moved but copied. Enabled by default.
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// - `CheckMoveToConstRef`: Whether to check if a `std::move()` is passed
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// as a const reference argument.
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class
MoveConstArgCheck
:
public
ClangTidyCheck
{
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public
:
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MoveConstArgCheck
(StringRef
Name
,
ClangTidyContext
*Context)
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:
ClangTidyCheck
(
Name
, Context), CheckTriviallyCopyableMove(
Options
.get(
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"CheckTriviallyCopyableMove"
, true)),
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CheckMoveToConstRef(
Options
.get(
"CheckMoveToConstRef"
, true)) {}
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bool
isLanguageVersionSupported
(
const
LangOptions &
LangOpts
)
const override
{
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return
LangOpts
.CPlusPlus;
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}
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void
storeOptions
(
ClangTidyOptions::OptionMap
&Opts)
override
;
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void
registerMatchers
(ast_matchers::MatchFinder *Finder)
override
;
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void
check
(
const
ast_matchers::MatchFinder::MatchResult &Result)
override
;
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private
:
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const
bool
CheckTriviallyCopyableMove;
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const
bool
CheckMoveToConstRef;
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llvm::DenseSet<const CallExpr *> AlreadyCheckedMoves;
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};
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}
// namespace performance
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}
// namespace tidy
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}
// namespace clang
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#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_MOVECONSTANTARGUMENTCHECK_H
clang::tidy::ClangTidyOptions::OptionMap
llvm::StringMap< ClangTidyValue > OptionMap
Definition:
ClangTidyOptions.h:115
clang::tidy::performance::MoveConstArgCheck::registerMatchers
void registerMatchers(ast_matchers::MatchFinder *Finder) override
Override this to register AST matchers with Finder.
Definition:
MoveConstArgCheck.cpp:43
clang::tidy::ClangTidyCheck
Base class for all clang-tidy checks.
Definition:
ClangTidyCheck.h:53
clang::tidy::performance::MoveConstArgCheck
Find casts of calculation results to bigger type.
Definition:
MoveConstArgCheck.h:27
clang::tidy::ClangTidyCheck::Options
OptionsView Options
Definition:
ClangTidyCheck.h:415
clang::tidy::ClangTidyContext
Every ClangTidyCheck reports errors through a DiagnosticsEngine provided by this context.
Definition:
ClangTidyDiagnosticConsumer.h:66
Name
Token Name
Definition:
MacroToEnumCheck.cpp:89
clang::tidy::performance::MoveConstArgCheck::check
void check(const ast_matchers::MatchFinder::MatchResult &Result) override
ClangTidyChecks that register ASTMatchers should do the actual work in here.
Definition:
MoveConstArgCheck.cpp:92
clang::tidy::performance::MoveConstArgCheck::MoveConstArgCheck
MoveConstArgCheck(StringRef Name, ClangTidyContext *Context)
Definition:
MoveConstArgCheck.h:29
clang::tidy::performance::MoveConstArgCheck::storeOptions
void storeOptions(ClangTidyOptions::OptionMap &Opts) override
Should store all options supported by this check with their current values or default values for opti...
Definition:
MoveConstArgCheck.cpp:38
clang
===– Representation.cpp - ClangDoc Representation --------—*- C++ -*-===//
Definition:
ApplyReplacements.h:27
LangOpts
const LangOptions * LangOpts
Definition:
ExtractFunction.cpp:366
clang::tidy::performance::MoveConstArgCheck::isLanguageVersionSupported
bool isLanguageVersionSupported(const LangOptions &LangOpts) const override
Override this to disable registering matchers and PP callbacks if an invalid language version is bein...
Definition:
MoveConstArgCheck.h:33
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