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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // This file defines a bunch of recurring problems in the Chromium C++ code. | 5 // This file defines a bunch of recurring problems in the Chromium C++ code. |
6 // | 6 // |
7 // Checks that are implemented: | 7 // Checks that are implemented: |
8 // - Constructors/Destructors should not be inlined if they are of a complex | 8 // - Constructors/Destructors should not be inlined if they are of a complex |
9 // class type. | 9 // class type. |
10 // - Missing "virtual" keywords on methods that should be virtual. | 10 // - Missing "virtual" keywords on methods that should be virtual. |
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29 | 29 |
30 namespace chrome_checker { | 30 namespace chrome_checker { |
31 | 31 |
32 // Searches for constructs that we know we don't want in the Chromium code base. | 32 // Searches for constructs that we know we don't want in the Chromium code base. |
33 class FindBadConstructsConsumer : public ChromeClassTester { | 33 class FindBadConstructsConsumer : public ChromeClassTester { |
34 public: | 34 public: |
35 FindBadConstructsConsumer(clang::CompilerInstance& instance, | 35 FindBadConstructsConsumer(clang::CompilerInstance& instance, |
36 const Options& options); | 36 const Options& options); |
37 | 37 |
38 // ChromeClassTester overrides: | 38 // ChromeClassTester overrides: |
39 virtual void CheckChromeClass(clang::SourceLocation record_location, | 39 void CheckChromeClass(clang::SourceLocation record_location, |
40 clang::CXXRecordDecl* record); | 40 clang::CXXRecordDecl* record) override; |
41 virtual void CheckChromeEnum(clang::SourceLocation enum_location, | 41 void CheckChromeEnum(clang::SourceLocation enum_location, |
42 clang::EnumDecl* enum_decl); | 42 clang::EnumDecl* enum_decl) override; |
43 | 43 |
44 private: | 44 private: |
45 // The type of problematic ref-counting pattern that was encountered. | 45 // The type of problematic ref-counting pattern that was encountered. |
46 enum RefcountIssue { None, ImplicitDestructor, PublicDestructor }; | 46 enum RefcountIssue { None, ImplicitDestructor, PublicDestructor }; |
47 | 47 |
48 void CheckCtorDtorWeight(clang::SourceLocation record_location, | 48 void CheckCtorDtorWeight(clang::SourceLocation record_location, |
49 clang::CXXRecordDecl* record); | 49 clang::CXXRecordDecl* record); |
50 | 50 |
51 void CheckVirtualMethod(const clang::CXXMethodDecl* method, | |
52 bool warn_on_inline_bodies); | |
53 | |
54 bool InTestingNamespace(const clang::Decl* record); | 51 bool InTestingNamespace(const clang::Decl* record); |
55 bool IsMethodInBannedOrTestingNamespace(const clang::CXXMethodDecl* method); | 52 bool IsMethodInBannedOrTestingNamespace(const clang::CXXMethodDecl* method); |
56 | 53 |
57 void CheckOverriddenMethod(const clang::CXXMethodDecl* method); | |
58 void CheckVirtualMethods(clang::SourceLocation record_location, | 54 void CheckVirtualMethods(clang::SourceLocation record_location, |
59 clang::CXXRecordDecl* record, | 55 clang::CXXRecordDecl* record, |
60 bool warn_on_inline_bodies); | 56 bool warn_on_inline_bodies); |
| 57 void CheckVirtualSpecifiers(const clang::CXXMethodDecl* method); |
| 58 void CheckVirtualBodies(const clang::CXXMethodDecl* method); |
61 | 59 |
62 void CountType(const clang::Type* type, | 60 void CountType(const clang::Type* type, |
63 int* trivial_member, | 61 int* trivial_member, |
64 int* non_trivial_member, | 62 int* non_trivial_member, |
65 int* templated_non_trivial_member); | 63 int* templated_non_trivial_member); |
66 | 64 |
67 static RefcountIssue CheckRecordForRefcountIssue( | 65 static RefcountIssue CheckRecordForRefcountIssue( |
68 const clang::CXXRecordDecl* record, | 66 const clang::CXXRecordDecl* record, |
69 clang::SourceLocation& loc); | 67 clang::SourceLocation& loc); |
70 clang::DiagnosticsEngine::Level getErrorLevel(); | 68 clang::DiagnosticsEngine::Level getErrorLevel(); |
71 static bool IsRefCountedCallback(const clang::CXXBaseSpecifier* base, | 69 static bool IsRefCountedCallback(const clang::CXXBaseSpecifier* base, |
72 clang::CXXBasePath& path, | 70 clang::CXXBasePath& path, |
73 void* user_data); | 71 void* user_data); |
74 static bool HasPublicDtorCallback(const clang::CXXBaseSpecifier* base, | 72 static bool HasPublicDtorCallback(const clang::CXXBaseSpecifier* base, |
75 clang::CXXBasePath& path, | 73 clang::CXXBasePath& path, |
76 void* user_data); | 74 void* user_data); |
77 void PrintInheritanceChain(const clang::CXXBasePath& path); | 75 void PrintInheritanceChain(const clang::CXXBasePath& path); |
78 unsigned DiagnosticForIssue(RefcountIssue issue); | 76 unsigned DiagnosticForIssue(RefcountIssue issue); |
79 void CheckRefCountedDtors(clang::SourceLocation record_location, | 77 void CheckRefCountedDtors(clang::SourceLocation record_location, |
80 clang::CXXRecordDecl* record); | 78 clang::CXXRecordDecl* record); |
81 | 79 |
82 void CheckWeakPtrFactoryMembers(clang::SourceLocation record_location, | 80 void CheckWeakPtrFactoryMembers(clang::SourceLocation record_location, |
83 clang::CXXRecordDecl* record); | 81 clang::CXXRecordDecl* record); |
84 | 82 |
85 const Options options_; | 83 const Options options_; |
86 | 84 |
87 unsigned diag_method_requires_override_; | 85 unsigned diag_method_requires_override_; |
88 unsigned diag_method_requires_virtual_; | 86 unsigned diag_redundant_virtual_specifier_; |
| 87 unsigned diag_base_method_virtual_and_final_; |
89 unsigned diag_no_explicit_dtor_; | 88 unsigned diag_no_explicit_dtor_; |
90 unsigned diag_public_dtor_; | 89 unsigned diag_public_dtor_; |
91 unsigned diag_protected_non_virtual_dtor_; | 90 unsigned diag_protected_non_virtual_dtor_; |
92 unsigned diag_weak_ptr_factory_order_; | 91 unsigned diag_weak_ptr_factory_order_; |
93 unsigned diag_bad_enum_last_value_; | 92 unsigned diag_bad_enum_last_value_; |
94 unsigned diag_note_inheritance_; | 93 unsigned diag_note_inheritance_; |
95 unsigned diag_note_implicit_dtor_; | 94 unsigned diag_note_implicit_dtor_; |
96 unsigned diag_note_public_dtor_; | 95 unsigned diag_note_public_dtor_; |
97 unsigned diag_note_protected_non_virtual_dtor_; | 96 unsigned diag_note_protected_non_virtual_dtor_; |
98 }; | 97 }; |
99 | 98 |
100 } // namespace chrome_checker | 99 } // namespace chrome_checker |
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