clang-tools  12.0.0git
PerformanceTidyModule.cpp
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1 //===-- PerformanceTidyModule.cpp - clang-tidy ----------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #include "../ClangTidy.h"
10 #include "../ClangTidyModule.h"
11 #include "../ClangTidyModuleRegistry.h"
12 #include "FasterStringFindCheck.h"
13 #include "ForRangeCopyCheck.h"
18 #include "MoveConstArgCheck.h"
20 #include "NoAutomaticMoveCheck.h"
26 
27 namespace clang {
28 namespace tidy {
29 namespace performance {
30 
32 public:
33  void addCheckFactories(ClangTidyCheckFactories &CheckFactories) override {
34  CheckFactories.registerCheck<FasterStringFindCheck>(
35  "performance-faster-string-find");
36  CheckFactories.registerCheck<ForRangeCopyCheck>(
37  "performance-for-range-copy");
39  "performance-implicit-conversion-in-loop");
41  "performance-inefficient-algorithm");
43  "performance-inefficient-string-concatenation");
45  "performance-inefficient-vector-operation");
46  CheckFactories.registerCheck<MoveConstArgCheck>(
47  "performance-move-const-arg");
49  "performance-move-constructor-init");
50  CheckFactories.registerCheck<NoAutomaticMoveCheck>(
51  "performance-no-automatic-move");
53  "performance-noexcept-move-constructor");
55  "performance-trivially-destructible");
57  "performance-type-promotion-in-math-fn");
59  "performance-unnecessary-copy-initialization");
61  "performance-unnecessary-value-param");
62  }
63 };
64 
65 // Register the PerformanceModule using this statically initialized variable.
66 static ClangTidyModuleRegistry::Add<PerformanceModule>
67  X("performance-module", "Adds performance checks.");
68 
69 } // namespace performance
70 
71 // This anchor is used to force the linker to link in the generated object file
72 // and thus register the PerformanceModule.
74 
75 } // namespace tidy
76 } // namespace clang
void registerCheck(llvm::StringRef CheckName)
Registers the CheckType with the name Name.
The check flags user-defined move constructors and assignment operators not marked with noexcept or m...
static ClangTidyModuleRegistry::Add< PerformanceModule > X("performance-module", "Adds performance checks.")
A check that finds classes that would be trivial if not for the defaulted destructors declared out-of...
Warns on inefficient use of STL algorithms on associative containers.
Finds possible inefficient std::vector operations (e.g.
A collection of ClangTidyCheckFactory instances.
This check is to warn about the performance overhead arising from concatenating strings, using the operator+, instead of operator+=.
volatile int PerformanceModuleAnchorSource
Optimize calls to std::string::find() and friends when the needle passed is a single character string...
Finds calls to C math library functions with implicit float to double promotions. ...
A clang-tidy module groups a number of ClangTidyChecks and gives them a prefixed name.
The check flags user-defined move constructors that have a ctor-initializer initializing a member or ...
void addCheckFactories(ClangTidyCheckFactories &CheckFactories) override
Implement this function in order to register all CheckFactories belonging to this module...
A check that flags value parameters of expensive to copy types that can safely be converted to const ...
===– Representation.cpp - ClangDoc Representation --------—*- C++ -*-===//
A check that detects copied loop variables and suggests using const references.
Find casts of calculation results to bigger type.
Finds local variables that cannot be automatically moved due to constness.