[clang-tidy] Rename and move 'cert-oop57-cpp' to 'bugprone-libc-memory-calls-on-nontrivial-types' #162039

dvbuka · 2025-10-06T04:30:55Z

Renamed NonTrivialTypesLibcMemoryCallsCheck to LibcMemoryCallsOnNonTrivialTypesCheck for a little more clarity as well.

…r 'cert-oop57-cpp'

github-actions · 2025-10-06T04:31:14Z

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llvmbot · 2025-10-06T04:31:45Z

@llvm/pr-subscribers-clang-tidy

Author: Dasha Buka (dvbuka)

Changes

closes #157294

Renamed NonTrivialTypesLibcMemoryCallsCheck to LibcMemoryCallsOnNonTrivialTypesCheck for a little more clarity as well.

Full diff: https://github.com/llvm/llvm-project/pull/162039.diff

10 Files Affected:

(modified) clang-tools-extra/clang-tidy/bugprone/CMakeLists.txt (+1)
(renamed) clang-tools-extra/clang-tidy/bugprone/LibcMemoryCallsOnNonTrivialTypesCheck.cpp (+7-7)
(renamed) clang-tools-extra/clang-tidy/bugprone/LibcMemoryCallsOnNonTrivialTypesCheck.h (+8-8)
(modified) clang-tools-extra/clang-tidy/cert/CERTTidyModule.cpp (+2-2)
(modified) clang-tools-extra/clang-tidy/cert/CMakeLists.txt (-1)
(modified) clang-tools-extra/docs/ReleaseNotes.rst (+5)
(added) clang-tools-extra/docs/clang-tidy/checks/bugprone/libc-memory-calls-on-nontrivial-types.rst (+40)
(modified) clang-tools-extra/docs/clang-tidy/checks/cert/oop57-cpp.rst (+5-35)
(modified) clang-tools-extra/docs/clang-tidy/checks/list.rst (+3-2)
(renamed) clang-tools-extra/test/clang-tidy/checkers/bugprone/libc-memory-calls-on-nontrivial-types.cpp (+4-4)

diff --git a/clang-tools-extra/clang-tidy/bugprone/CMakeLists.txt b/clang-tools-extra/clang-tidy/bugprone/CMakeLists.txt
index c8943e5b22ef8..f5b8c71da833a 100644
--- a/clang-tools-extra/clang-tidy/bugprone/CMakeLists.txt
+++ b/clang-tools-extra/clang-tidy/bugprone/CMakeLists.txt
@@ -43,6 +43,7 @@ add_clang_library(clangTidyBugproneModule STATIC
   InfiniteLoopCheck.cpp
   IntegerDivisionCheck.cpp
   LambdaFunctionNameCheck.cpp
+  LibcMemoryCallsOnNonTrivialTypesCheck.cpp
   MacroParenthesesCheck.cpp
   MacroRepeatedSideEffectsCheck.cpp
   MisleadingSetterOfReferenceCheck.cpp
diff --git a/clang-tools-extra/clang-tidy/cert/NonTrivialTypesLibcMemoryCallsCheck.cpp b/clang-tools-extra/clang-tidy/bugprone/LibcMemoryCallsOnNonTrivialTypesCheck.cpp
similarity index 92%
rename from clang-tools-extra/clang-tidy/cert/NonTrivialTypesLibcMemoryCallsCheck.cpp
rename to clang-tools-extra/clang-tidy/bugprone/LibcMemoryCallsOnNonTrivialTypesCheck.cpp
index e266cf995e8a7..5127611b191d9 100644
--- a/clang-tools-extra/clang-tidy/cert/NonTrivialTypesLibcMemoryCallsCheck.cpp
+++ b/clang-tools-extra/clang-tidy/bugprone/LibcMemoryCallsOnNonTrivialTypesCheck.cpp
@@ -6,7 +6,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "NonTrivialTypesLibcMemoryCallsCheck.h"
+#include "LibcMemoryCallsOnNonTrivialTypesCheck.h"
 #include "../utils/OptionsUtils.h"
 #include "clang/AST/Decl.h"
 #include "clang/ASTMatchers/ASTMatchFinder.h"
@@ -17,7 +17,7 @@
 
 using namespace clang::ast_matchers;
 
-namespace clang::tidy::cert {
+namespace clang::tidy::bugprone {
 
 namespace {
 AST_MATCHER(CXXRecordDecl, isTriviallyDefaultConstructible) {
@@ -48,21 +48,21 @@ static constexpr llvm::StringRef ComparisonOperators[] = {
     "operator==", "operator!=", "operator<",
     "operator>",  "operator<=", "operator>="};
 
-NonTrivialTypesLibcMemoryCallsCheck::NonTrivialTypesLibcMemoryCallsCheck(
+LibcMemoryCallsOnNonTrivialTypesCheck::LibcMemoryCallsOnNonTrivialTypesCheck(
     StringRef Name, ClangTidyContext *Context)
     : ClangTidyCheck(Name, Context),
       MemSetNames(Options.get("MemSetNames", "")),
       MemCpyNames(Options.get("MemCpyNames", "")),
       MemCmpNames(Options.get("MemCmpNames", "")) {}
 
-void NonTrivialTypesLibcMemoryCallsCheck::storeOptions(
+void LibcMemoryCallsOnNonTrivialTypesCheck::storeOptions(
     ClangTidyOptions::OptionMap &Opts) {
   Options.store(Opts, "MemSetNames", MemSetNames);
   Options.store(Opts, "MemCpyNames", MemCpyNames);
   Options.store(Opts, "MemCmpNames", MemCmpNames);
 }
 
-void NonTrivialTypesLibcMemoryCallsCheck::registerMatchers(
+void LibcMemoryCallsOnNonTrivialTypesCheck::registerMatchers(
     MatchFinder *Finder) {
   using namespace ast_matchers::internal;
   auto IsStructPointer = [](Matcher<CXXRecordDecl> Constraint = anything(),
@@ -103,7 +103,7 @@ void NonTrivialTypesLibcMemoryCallsCheck::registerMatchers(
       this);
 }
 
-void NonTrivialTypesLibcMemoryCallsCheck::check(
+void LibcMemoryCallsOnNonTrivialTypesCheck::check(
     const MatchFinder::MatchResult &Result) {
   if (const auto *Caller = Result.Nodes.getNodeAs<CallExpr>("lazyConstruct")) {
     diag(Caller->getBeginLoc(), "calling %0 on a non-trivially default "
@@ -122,4 +122,4 @@ void NonTrivialTypesLibcMemoryCallsCheck::check(
   }
 }
 
-} // namespace clang::tidy::cert
+} // namespace clang::tidy::bugprone
diff --git a/clang-tools-extra/clang-tidy/cert/NonTrivialTypesLibcMemoryCallsCheck.h b/clang-tools-extra/clang-tidy/bugprone/LibcMemoryCallsOnNonTrivialTypesCheck.h
similarity index 66%
rename from clang-tools-extra/clang-tidy/cert/NonTrivialTypesLibcMemoryCallsCheck.h
rename to clang-tools-extra/clang-tidy/bugprone/LibcMemoryCallsOnNonTrivialTypesCheck.h
index 4589ce444c878..c71796eb80226 100644
--- a/clang-tools-extra/clang-tidy/cert/NonTrivialTypesLibcMemoryCallsCheck.h
+++ b/clang-tools-extra/clang-tidy/bugprone/LibcMemoryCallsOnNonTrivialTypesCheck.h
@@ -6,21 +6,21 @@
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CERT_NONTRIVIALTYPESLIBCMEMORYCALLSCHECK_H
-#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CERT_NONTRIVIALTYPESLIBCMEMORYCALLSCHECK_H
+#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_NONTRIVIALTYPESLIBCMEMORYCALLSCHECK_H
+#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_NONTRIVIALTYPESLIBCMEMORYCALLSCHECK_H
 
 #include "../ClangTidyCheck.h"
 
-namespace clang::tidy::cert {
+namespace clang::tidy::bugprone {
 
 /// Flags use of the `C` standard library functions 'memset', 'memcpy' and
 /// 'memcmp' and similar derivatives on non-trivial types.
 ///
 /// For the user-facing documentation see:
-/// https://clang.llvm.org/extra/clang-tidy/checks/cert/oop57-cpp.html
-class NonTrivialTypesLibcMemoryCallsCheck : public ClangTidyCheck {
+/// https://clang.llvm.org/extra/clang-tidy/checks/bugprone/libc-memory-calls-on-nontrivial-types.html
+class LibcMemoryCallsOnNonTrivialTypesCheck : public ClangTidyCheck {
 public:
-  NonTrivialTypesLibcMemoryCallsCheck(StringRef Name,
+  LibcMemoryCallsOnNonTrivialTypesCheck(StringRef Name,
                                       ClangTidyContext *Context);
   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
     return LangOpts.CPlusPlus && !LangOpts.ObjC;
@@ -35,6 +35,6 @@ class NonTrivialTypesLibcMemoryCallsCheck : public ClangTidyCheck {
   const StringRef MemCmpNames;
 };
 
-} // namespace clang::tidy::cert
+} // namespace clang::tidy::bugprone
 
-#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CERT_NONTRIVIALTYPESLIBCMEMORYCALLSCHECK_H
+#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_NONTRIVIALTYPESLIBCMEMORYCALLSCHECK_H
diff --git a/clang-tools-extra/clang-tidy/cert/CERTTidyModule.cpp b/clang-tools-extra/clang-tidy/cert/CERTTidyModule.cpp
index c1ca2cec7a1eb..decc228e57611 100644
--- a/clang-tools-extra/clang-tidy/cert/CERTTidyModule.cpp
+++ b/clang-tools-extra/clang-tidy/cert/CERTTidyModule.cpp
@@ -11,6 +11,7 @@
 #include "../ClangTidyModuleRegistry.h"
 #include "../bugprone/BadSignalToKillThreadCheck.h"
 #include "../bugprone/CommandProcessorCheck.h"
+#include "../bugprone/LibcMemoryCallsOnNonTrivialTypesCheck.h"
 #include "../bugprone/PointerArithmeticOnPolymorphicObjectCheck.h"
 #include "../bugprone/ReservedIdentifierCheck.h"
 #include "../bugprone/SignalHandlerCheck.h"
@@ -39,7 +40,6 @@
 #include "FloatLoopCounter.h"
 #include "LimitedRandomnessCheck.h"
 #include "MutatingCopyCheck.h"
-#include "NonTrivialTypesLibcMemoryCallsCheck.h"
 #include "ProperlySeededRandomGeneratorCheck.h"
 #include "ThrownExceptionTypeCheck.h"
 
@@ -278,7 +278,7 @@ class CERTModule : public ClangTidyModule {
         "cert-oop11-cpp");
     CheckFactories.registerCheck<bugprone::UnhandledSelfAssignmentCheck>(
         "cert-oop54-cpp");
-    CheckFactories.registerCheck<NonTrivialTypesLibcMemoryCallsCheck>(
+    CheckFactories.registerCheck<bugprone::LibcMemoryCallsOnNonTrivialTypesCheck>(
         "cert-oop57-cpp");
     CheckFactories.registerCheck<MutatingCopyCheck>("cert-oop58-cpp");
 
diff --git a/clang-tools-extra/clang-tidy/cert/CMakeLists.txt b/clang-tools-extra/clang-tidy/cert/CMakeLists.txt
index 453d1d30921e9..ce57faadcf749 100644
--- a/clang-tools-extra/clang-tidy/cert/CMakeLists.txt
+++ b/clang-tools-extra/clang-tidy/cert/CMakeLists.txt
@@ -10,7 +10,6 @@ add_clang_library(clangTidyCERTModule STATIC
   FloatLoopCounter.cpp
   LimitedRandomnessCheck.cpp
   MutatingCopyCheck.cpp
-  NonTrivialTypesLibcMemoryCallsCheck.cpp
   ProperlySeededRandomGeneratorCheck.cpp
   ThrownExceptionTypeCheck.cpp
 
diff --git a/clang-tools-extra/docs/ReleaseNotes.rst b/clang-tools-extra/docs/ReleaseNotes.rst
index 7e836a7114d50..91f15bf152cb4 100644
--- a/clang-tools-extra/docs/ReleaseNotes.rst
+++ b/clang-tools-extra/docs/ReleaseNotes.rst
@@ -241,6 +241,11 @@ New check aliases
   <clang-tidy/checks/bugprone/throwing-static-initialization>`
   keeping initial check as an alias to the new one.
 
+- Renamed :doc:`cert-oop57-cpp <clang-tidy/checks/cert/oop57-cpp>` to
+  :doc:`bugprone-libc-memory-calls-on-nontrivial-types
+  <clang-tidy/checks/bugprone/libc-memory-calls-on-nontrivial-types>`
+  keeping initial check as an alias to the new one.
+
 Changes in existing checks
 ^^^^^^^^^^^^^^^^^^^^^^^^^^
 
diff --git a/clang-tools-extra/docs/clang-tidy/checks/bugprone/libc-memory-calls-on-nontrivial-types.rst b/clang-tools-extra/docs/clang-tidy/checks/bugprone/libc-memory-calls-on-nontrivial-types.rst
new file mode 100644
index 0000000000000..9be8f44bd9dd0
--- /dev/null
+++ b/clang-tools-extra/docs/clang-tidy/checks/bugprone/libc-memory-calls-on-nontrivial-types.rst
@@ -0,0 +1,40 @@
+.. title:: clang-tidy - bugprone-libc-memory-calls-on-nontrivial-types
+
+bugprone-libc-memory-calls-on-nontrivial-types
+==============
+
+  Flags use of the `C` standard library functions ``memset``, ``memcpy`` and
+  ``memcmp`` and similar derivatives on non-trivial types.
+
+Options
+-------
+
+.. option:: MemSetNames
+
+   Specify extra functions to flag that act similarly to ``memset``.
+   Specify names in a semicolon delimited list.
+   Default is an empty string.
+   The check will detect the following functions:
+   `memset`, `std::memset`.
+
+.. option:: MemCpyNames
+
+   Specify extra functions to flag that act similarly to ``memcpy``.
+   Specify names in a semicolon delimited list.
+   Default is an empty string.
+   The check will detect the following functions:
+   `std::memcpy`, `memcpy`, `std::memmove`, `memmove`, `std::strcpy`,
+   `strcpy`, `memccpy`, `stpncpy`, `strncpy`.
+
+.. option:: MemCmpNames
+
+   Specify extra functions to flag that act similarly to ``memcmp``.
+   Specify names in a semicolon delimited list.
+   Default is an empty string.
+   The check will detect the following functions:
+   `std::memcmp`, `memcmp`, `std::strcmp`, `strcmp`, `strncmp`.
+
+This check corresponds to the CERT C++ Coding Standard rule
+`OOP57-CPP. Prefer special member functions and overloaded operators to C
+Standard Library functions
+<https://wiki.sei.cmu.edu/confluence/display/cplusplus/OOP57-CPP.+Prefer+special+member+functions+and+overloaded+operators+to+C+Standard+Library+functions>`_.
diff --git a/clang-tools-extra/docs/clang-tidy/checks/cert/oop57-cpp.rst b/clang-tools-extra/docs/clang-tidy/checks/cert/oop57-cpp.rst
index 4787abf1554ab..d504adfa8c2b4 100644
--- a/clang-tools-extra/docs/clang-tidy/checks/cert/oop57-cpp.rst
+++ b/clang-tools-extra/docs/clang-tidy/checks/cert/oop57-cpp.rst
@@ -1,40 +1,10 @@
 .. title:: clang-tidy - cert-oop57-cpp
+.. meta::
+   :http-equiv=refresh: 5;URL=../bugprone/libc-memory-calls-on-nontrivial-types.html
 
 cert-oop57-cpp
 ==============
 
-  Flags use of the `C` standard library functions ``memset``, ``memcpy`` and
-  ``memcmp`` and similar derivatives on non-trivial types.
-
-Options
--------
-
-.. option:: MemSetNames
-
-   Specify extra functions to flag that act similarly to ``memset``.
-   Specify names in a semicolon delimited list.
-   Default is an empty string.
-   The check will detect the following functions:
-   `memset`, `std::memset`.
-
-.. option:: MemCpyNames
-
-   Specify extra functions to flag that act similarly to ``memcpy``.
-   Specify names in a semicolon delimited list.
-   Default is an empty string.
-   The check will detect the following functions:
-   `std::memcpy`, `memcpy`, `std::memmove`, `memmove`, `std::strcpy`,
-   `strcpy`, `memccpy`, `stpncpy`, `strncpy`.
-
-.. option:: MemCmpNames
-
-   Specify extra functions to flag that act similarly to ``memcmp``.
-   Specify names in a semicolon delimited list.
-   Default is an empty string.
-   The check will detect the following functions:
-   `std::memcmp`, `memcmp`, `std::strcmp`, `strcmp`, `strncmp`.
-
-This check corresponds to the CERT C++ Coding Standard rule
-`OOP57-CPP. Prefer special member functions and overloaded operators to C
-Standard Library functions
-<https://wiki.sei.cmu.edu/confluence/display/cplusplus/OOP57-CPP.+Prefer+special+member+functions+and+overloaded+operators+to+C+Standard+Library+functions>`_.
+The cert-oop57-cpp check is an alias, please see
+`bugprone-libc-memory-calls-on-nontrivial-types <../bugprone/libc-memory-calls-on-nontrivial-types.html>`_
+for more information.
\ No newline at end of file
diff --git a/clang-tools-extra/docs/clang-tidy/checks/list.rst b/clang-tools-extra/docs/clang-tidy/checks/list.rst
index f94696d4ef9c7..07045dd244770 100644
--- a/clang-tools-extra/docs/clang-tidy/checks/list.rst
+++ b/clang-tools-extra/docs/clang-tidy/checks/list.rst
@@ -125,6 +125,7 @@ Clang-Tidy Checks
    :doc:`bugprone-non-zero-enum-to-bool-conversion <bugprone/non-zero-enum-to-bool-conversion>`,
    :doc:`bugprone-nondeterministic-pointer-iteration-order <bugprone/nondeterministic-pointer-iteration-order>`,
    :doc:`bugprone-not-null-terminated-result <bugprone/not-null-terminated-result>`, "Yes"
+   :doc:`bugprone-libc-memory-calls-on-nontrivial-types <bugprone/libc-memory-calls-on-nontrivial-types>`,
    :doc:`bugprone-optional-value-conversion <bugprone/optional-value-conversion>`, "Yes"
    :doc:`bugprone-parent-virtual-call <bugprone/parent-virtual-call>`, "Yes"
    :doc:`bugprone-pointer-arithmetic-on-polymorphic-object <bugprone/pointer-arithmetic-on-polymorphic-object>`,
@@ -180,7 +181,6 @@ Clang-Tidy Checks
    :doc:`cert-mem57-cpp <cert/mem57-cpp>`,
    :doc:`cert-msc50-cpp <cert/msc50-cpp>`,
    :doc:`cert-msc51-cpp <cert/msc51-cpp>`,
-   :doc:`cert-oop57-cpp <cert/oop57-cpp>`,
    :doc:`cert-oop58-cpp <cert/oop58-cpp>`,
    :doc:`concurrency-mt-unsafe <concurrency/mt-unsafe>`,
    :doc:`concurrency-thread-canceltype-asynchronous <concurrency/thread-canceltype-asynchronous>`,
@@ -440,8 +440,8 @@ Check aliases
    :doc:`cert-dcl51-cpp <cert/dcl51-cpp>`, :doc:`bugprone-reserved-identifier <bugprone/reserved-identifier>`, "Yes"
    :doc:`cert-dcl54-cpp <cert/dcl54-cpp>`, :doc:`misc-new-delete-overloads <misc/new-delete-overloads>`,
    :doc:`cert-dcl59-cpp <cert/dcl59-cpp>`, :doc:`google-build-namespaces <google/build-namespaces>`,
-   :doc:`cert-err09-cpp <cert/err09-cpp>`, :doc:`misc-throw-by-value-catch-by-reference <misc/throw-by-value-catch-by-reference>`,
    :doc:`cert-env33-c <cert/env33-c>`, :doc:`bugprone-command-processor <bugprone/command-processor>`,
+   :doc:`cert-err09-cpp <cert/err09-cpp>`, :doc:`misc-throw-by-value-catch-by-reference <misc/throw-by-value-catch-by-reference>`,
    :doc:`cert-err34-c <cert/err34-c>`, :doc:`bugprone-unchecked-string-to-number-conversion <bugprone/unchecked-string-to-number-conversion>`,
    :doc:`cert-err52-cpp <cert/err52-cpp>`, :doc:`modernize-avoid-setjmp-longjmp <modernize/avoid-setjmp-longjmp>`,
    :doc:`cert-err58-cpp <cert/err58-cpp>`, :doc:`bugprone-throwing-static-initialization <bugprone/throwing-static-initialization>`,
@@ -457,6 +457,7 @@ Check aliases
    :doc:`cert-msc54-cpp <cert/msc54-cpp>`, :doc:`bugprone-signal-handler <bugprone/signal-handler>`,
    :doc:`cert-oop11-cpp <cert/oop11-cpp>`, :doc:`performance-move-constructor-init <performance/move-constructor-init>`,
    :doc:`cert-oop54-cpp <cert/oop54-cpp>`, :doc:`bugprone-unhandled-self-assignment <bugprone/unhandled-self-assignment>`,
+   :doc:`cert-oop57-cpp <cert/oop57-cpp>`, :doc:`bugprone-libc-memory-calls-on-nontrivial-types <bugprone/libc-memory-calls-on-nontrivial-types>`,
    :doc:`cert-pos44-c <cert/pos44-c>`, :doc:`bugprone-bad-signal-to-kill-thread <bugprone/bad-signal-to-kill-thread>`,
    :doc:`cert-pos47-c <cert/pos47-c>`, :doc:`concurrency-thread-canceltype-asynchronous <concurrency/thread-canceltype-asynchronous>`,
    :doc:`cert-sig30-c <cert/sig30-c>`, :doc:`bugprone-signal-handler <bugprone/signal-handler>`,
diff --git a/clang-tools-extra/test/clang-tidy/checkers/cert/oop57-cpp.cpp b/clang-tools-extra/test/clang-tidy/checkers/bugprone/libc-memory-calls-on-nontrivial-types.cpp
similarity index 93%
rename from clang-tools-extra/test/clang-tidy/checkers/cert/oop57-cpp.cpp
rename to clang-tools-extra/test/clang-tidy/checkers/bugprone/libc-memory-calls-on-nontrivial-types.cpp
index e34315fc98d25..8eac7e440a17e 100644
--- a/clang-tools-extra/test/clang-tidy/checkers/cert/oop57-cpp.cpp
+++ b/clang-tools-extra/test/clang-tidy/checkers/bugprone/libc-memory-calls-on-nontrivial-types.cpp
@@ -1,8 +1,8 @@
-// RUN: %check_clang_tidy %s cert-oop57-cpp %t -- \
+// RUN: %check_clang_tidy %s libc-memory-calls-on-nontrivial-types %t -- \
 // RUN: -config='{CheckOptions: \
-// RUN:  {cert-oop57-cpp.MemSetNames: mymemset, \
-// RUN:  cert-oop57-cpp.MemCpyNames: mymemcpy, \
-// RUN:  cert-oop57-cpp.MemCmpNames: mymemcmp}}' \
+// RUN:  {libc-memory-calls-on-nontrivial-types.MemSetNames: mymemset, \
+// RUN:  libc-memory-calls-on-nontrivial-types.MemCpyNames: mymemcpy, \
+// RUN:  libc-memory-calls-on-nontrivial-types.MemCmpNames: mymemcmp}}' \
 // RUN: --
 
 void mymemset(void *, unsigned char, decltype(sizeof(int)));

llvmbot · 2025-10-06T04:31:45Z

@llvm/pr-subscribers-clang-tools-extra

Author: Dasha Buka (dvbuka)

Changes

closes #157294

Renamed NonTrivialTypesLibcMemoryCallsCheck to LibcMemoryCallsOnNonTrivialTypesCheck for a little more clarity as well.

Full diff: https://github.com/llvm/llvm-project/pull/162039.diff

10 Files Affected:

(modified) clang-tools-extra/clang-tidy/bugprone/CMakeLists.txt (+1)
(renamed) clang-tools-extra/clang-tidy/bugprone/LibcMemoryCallsOnNonTrivialTypesCheck.cpp (+7-7)
(renamed) clang-tools-extra/clang-tidy/bugprone/LibcMemoryCallsOnNonTrivialTypesCheck.h (+8-8)
(modified) clang-tools-extra/clang-tidy/cert/CERTTidyModule.cpp (+2-2)
(modified) clang-tools-extra/clang-tidy/cert/CMakeLists.txt (-1)
(modified) clang-tools-extra/docs/ReleaseNotes.rst (+5)
(added) clang-tools-extra/docs/clang-tidy/checks/bugprone/libc-memory-calls-on-nontrivial-types.rst (+40)
(modified) clang-tools-extra/docs/clang-tidy/checks/cert/oop57-cpp.rst (+5-35)
(modified) clang-tools-extra/docs/clang-tidy/checks/list.rst (+3-2)
(renamed) clang-tools-extra/test/clang-tidy/checkers/bugprone/libc-memory-calls-on-nontrivial-types.cpp (+4-4)

diff --git a/clang-tools-extra/clang-tidy/bugprone/CMakeLists.txt b/clang-tools-extra/clang-tidy/bugprone/CMakeLists.txt
index c8943e5b22ef8..f5b8c71da833a 100644
--- a/clang-tools-extra/clang-tidy/bugprone/CMakeLists.txt
+++ b/clang-tools-extra/clang-tidy/bugprone/CMakeLists.txt
@@ -43,6 +43,7 @@ add_clang_library(clangTidyBugproneModule STATIC
   InfiniteLoopCheck.cpp
   IntegerDivisionCheck.cpp
   LambdaFunctionNameCheck.cpp
+  LibcMemoryCallsOnNonTrivialTypesCheck.cpp
   MacroParenthesesCheck.cpp
   MacroRepeatedSideEffectsCheck.cpp
   MisleadingSetterOfReferenceCheck.cpp
diff --git a/clang-tools-extra/clang-tidy/cert/NonTrivialTypesLibcMemoryCallsCheck.cpp b/clang-tools-extra/clang-tidy/bugprone/LibcMemoryCallsOnNonTrivialTypesCheck.cpp
similarity index 92%
rename from clang-tools-extra/clang-tidy/cert/NonTrivialTypesLibcMemoryCallsCheck.cpp
rename to clang-tools-extra/clang-tidy/bugprone/LibcMemoryCallsOnNonTrivialTypesCheck.cpp
index e266cf995e8a7..5127611b191d9 100644
--- a/clang-tools-extra/clang-tidy/cert/NonTrivialTypesLibcMemoryCallsCheck.cpp
+++ b/clang-tools-extra/clang-tidy/bugprone/LibcMemoryCallsOnNonTrivialTypesCheck.cpp
@@ -6,7 +6,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "NonTrivialTypesLibcMemoryCallsCheck.h"
+#include "LibcMemoryCallsOnNonTrivialTypesCheck.h"
 #include "../utils/OptionsUtils.h"
 #include "clang/AST/Decl.h"
 #include "clang/ASTMatchers/ASTMatchFinder.h"
@@ -17,7 +17,7 @@
 
 using namespace clang::ast_matchers;
 
-namespace clang::tidy::cert {
+namespace clang::tidy::bugprone {
 
 namespace {
 AST_MATCHER(CXXRecordDecl, isTriviallyDefaultConstructible) {
@@ -48,21 +48,21 @@ static constexpr llvm::StringRef ComparisonOperators[] = {
     "operator==", "operator!=", "operator<",
     "operator>",  "operator<=", "operator>="};
 
-NonTrivialTypesLibcMemoryCallsCheck::NonTrivialTypesLibcMemoryCallsCheck(
+LibcMemoryCallsOnNonTrivialTypesCheck::LibcMemoryCallsOnNonTrivialTypesCheck(
     StringRef Name, ClangTidyContext *Context)
     : ClangTidyCheck(Name, Context),
       MemSetNames(Options.get("MemSetNames", "")),
       MemCpyNames(Options.get("MemCpyNames", "")),
       MemCmpNames(Options.get("MemCmpNames", "")) {}
 
-void NonTrivialTypesLibcMemoryCallsCheck::storeOptions(
+void LibcMemoryCallsOnNonTrivialTypesCheck::storeOptions(
     ClangTidyOptions::OptionMap &Opts) {
   Options.store(Opts, "MemSetNames", MemSetNames);
   Options.store(Opts, "MemCpyNames", MemCpyNames);
   Options.store(Opts, "MemCmpNames", MemCmpNames);
 }
 
-void NonTrivialTypesLibcMemoryCallsCheck::registerMatchers(
+void LibcMemoryCallsOnNonTrivialTypesCheck::registerMatchers(
     MatchFinder *Finder) {
   using namespace ast_matchers::internal;
   auto IsStructPointer = [](Matcher<CXXRecordDecl> Constraint = anything(),
@@ -103,7 +103,7 @@ void NonTrivialTypesLibcMemoryCallsCheck::registerMatchers(
       this);
 }
 
-void NonTrivialTypesLibcMemoryCallsCheck::check(
+void LibcMemoryCallsOnNonTrivialTypesCheck::check(
     const MatchFinder::MatchResult &Result) {
   if (const auto *Caller = Result.Nodes.getNodeAs<CallExpr>("lazyConstruct")) {
     diag(Caller->getBeginLoc(), "calling %0 on a non-trivially default "
@@ -122,4 +122,4 @@ void NonTrivialTypesLibcMemoryCallsCheck::check(
   }
 }
 
-} // namespace clang::tidy::cert
+} // namespace clang::tidy::bugprone
diff --git a/clang-tools-extra/clang-tidy/cert/NonTrivialTypesLibcMemoryCallsCheck.h b/clang-tools-extra/clang-tidy/bugprone/LibcMemoryCallsOnNonTrivialTypesCheck.h
similarity index 66%
rename from clang-tools-extra/clang-tidy/cert/NonTrivialTypesLibcMemoryCallsCheck.h
rename to clang-tools-extra/clang-tidy/bugprone/LibcMemoryCallsOnNonTrivialTypesCheck.h
index 4589ce444c878..c71796eb80226 100644
--- a/clang-tools-extra/clang-tidy/cert/NonTrivialTypesLibcMemoryCallsCheck.h
+++ b/clang-tools-extra/clang-tidy/bugprone/LibcMemoryCallsOnNonTrivialTypesCheck.h
@@ -6,21 +6,21 @@
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CERT_NONTRIVIALTYPESLIBCMEMORYCALLSCHECK_H
-#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CERT_NONTRIVIALTYPESLIBCMEMORYCALLSCHECK_H
+#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_NONTRIVIALTYPESLIBCMEMORYCALLSCHECK_H
+#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_NONTRIVIALTYPESLIBCMEMORYCALLSCHECK_H
 
 #include "../ClangTidyCheck.h"
 
-namespace clang::tidy::cert {
+namespace clang::tidy::bugprone {
 
 /// Flags use of the `C` standard library functions 'memset', 'memcpy' and
 /// 'memcmp' and similar derivatives on non-trivial types.
 ///
 /// For the user-facing documentation see:
-/// https://clang.llvm.org/extra/clang-tidy/checks/cert/oop57-cpp.html
-class NonTrivialTypesLibcMemoryCallsCheck : public ClangTidyCheck {
+/// https://clang.llvm.org/extra/clang-tidy/checks/bugprone/libc-memory-calls-on-nontrivial-types.html
+class LibcMemoryCallsOnNonTrivialTypesCheck : public ClangTidyCheck {
 public:
-  NonTrivialTypesLibcMemoryCallsCheck(StringRef Name,
+  LibcMemoryCallsOnNonTrivialTypesCheck(StringRef Name,
                                       ClangTidyContext *Context);
   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
     return LangOpts.CPlusPlus && !LangOpts.ObjC;
@@ -35,6 +35,6 @@ class NonTrivialTypesLibcMemoryCallsCheck : public ClangTidyCheck {
   const StringRef MemCmpNames;
 };
 
-} // namespace clang::tidy::cert
+} // namespace clang::tidy::bugprone
 
-#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CERT_NONTRIVIALTYPESLIBCMEMORYCALLSCHECK_H
+#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_NONTRIVIALTYPESLIBCMEMORYCALLSCHECK_H
diff --git a/clang-tools-extra/clang-tidy/cert/CERTTidyModule.cpp b/clang-tools-extra/clang-tidy/cert/CERTTidyModule.cpp
index c1ca2cec7a1eb..decc228e57611 100644
--- a/clang-tools-extra/clang-tidy/cert/CERTTidyModule.cpp
+++ b/clang-tools-extra/clang-tidy/cert/CERTTidyModule.cpp
@@ -11,6 +11,7 @@
 #include "../ClangTidyModuleRegistry.h"
 #include "../bugprone/BadSignalToKillThreadCheck.h"
 #include "../bugprone/CommandProcessorCheck.h"
+#include "../bugprone/LibcMemoryCallsOnNonTrivialTypesCheck.h"
 #include "../bugprone/PointerArithmeticOnPolymorphicObjectCheck.h"
 #include "../bugprone/ReservedIdentifierCheck.h"
 #include "../bugprone/SignalHandlerCheck.h"
@@ -39,7 +40,6 @@
 #include "FloatLoopCounter.h"
 #include "LimitedRandomnessCheck.h"
 #include "MutatingCopyCheck.h"
-#include "NonTrivialTypesLibcMemoryCallsCheck.h"
 #include "ProperlySeededRandomGeneratorCheck.h"
 #include "ThrownExceptionTypeCheck.h"
 
@@ -278,7 +278,7 @@ class CERTModule : public ClangTidyModule {
         "cert-oop11-cpp");
     CheckFactories.registerCheck<bugprone::UnhandledSelfAssignmentCheck>(
         "cert-oop54-cpp");
-    CheckFactories.registerCheck<NonTrivialTypesLibcMemoryCallsCheck>(
+    CheckFactories.registerCheck<bugprone::LibcMemoryCallsOnNonTrivialTypesCheck>(
         "cert-oop57-cpp");
     CheckFactories.registerCheck<MutatingCopyCheck>("cert-oop58-cpp");
 
diff --git a/clang-tools-extra/clang-tidy/cert/CMakeLists.txt b/clang-tools-extra/clang-tidy/cert/CMakeLists.txt
index 453d1d30921e9..ce57faadcf749 100644
--- a/clang-tools-extra/clang-tidy/cert/CMakeLists.txt
+++ b/clang-tools-extra/clang-tidy/cert/CMakeLists.txt
@@ -10,7 +10,6 @@ add_clang_library(clangTidyCERTModule STATIC
   FloatLoopCounter.cpp
   LimitedRandomnessCheck.cpp
   MutatingCopyCheck.cpp
-  NonTrivialTypesLibcMemoryCallsCheck.cpp
   ProperlySeededRandomGeneratorCheck.cpp
   ThrownExceptionTypeCheck.cpp
 
diff --git a/clang-tools-extra/docs/ReleaseNotes.rst b/clang-tools-extra/docs/ReleaseNotes.rst
index 7e836a7114d50..91f15bf152cb4 100644
--- a/clang-tools-extra/docs/ReleaseNotes.rst
+++ b/clang-tools-extra/docs/ReleaseNotes.rst
@@ -241,6 +241,11 @@ New check aliases
   <clang-tidy/checks/bugprone/throwing-static-initialization>`
   keeping initial check as an alias to the new one.
 
+- Renamed :doc:`cert-oop57-cpp <clang-tidy/checks/cert/oop57-cpp>` to
+  :doc:`bugprone-libc-memory-calls-on-nontrivial-types
+  <clang-tidy/checks/bugprone/libc-memory-calls-on-nontrivial-types>`
+  keeping initial check as an alias to the new one.
+
 Changes in existing checks
 ^^^^^^^^^^^^^^^^^^^^^^^^^^
 
diff --git a/clang-tools-extra/docs/clang-tidy/checks/bugprone/libc-memory-calls-on-nontrivial-types.rst b/clang-tools-extra/docs/clang-tidy/checks/bugprone/libc-memory-calls-on-nontrivial-types.rst
new file mode 100644
index 0000000000000..9be8f44bd9dd0
--- /dev/null
+++ b/clang-tools-extra/docs/clang-tidy/checks/bugprone/libc-memory-calls-on-nontrivial-types.rst
@@ -0,0 +1,40 @@
+.. title:: clang-tidy - bugprone-libc-memory-calls-on-nontrivial-types
+
+bugprone-libc-memory-calls-on-nontrivial-types
+==============
+
+  Flags use of the `C` standard library functions ``memset``, ``memcpy`` and
+  ``memcmp`` and similar derivatives on non-trivial types.
+
+Options
+-------
+
+.. option:: MemSetNames
+
+   Specify extra functions to flag that act similarly to ``memset``.
+   Specify names in a semicolon delimited list.
+   Default is an empty string.
+   The check will detect the following functions:
+   `memset`, `std::memset`.
+
+.. option:: MemCpyNames
+
+   Specify extra functions to flag that act similarly to ``memcpy``.
+   Specify names in a semicolon delimited list.
+   Default is an empty string.
+   The check will detect the following functions:
+   `std::memcpy`, `memcpy`, `std::memmove`, `memmove`, `std::strcpy`,
+   `strcpy`, `memccpy`, `stpncpy`, `strncpy`.
+
+.. option:: MemCmpNames
+
+   Specify extra functions to flag that act similarly to ``memcmp``.
+   Specify names in a semicolon delimited list.
+   Default is an empty string.
+   The check will detect the following functions:
+   `std::memcmp`, `memcmp`, `std::strcmp`, `strcmp`, `strncmp`.
+
+This check corresponds to the CERT C++ Coding Standard rule
+`OOP57-CPP. Prefer special member functions and overloaded operators to C
+Standard Library functions
+<https://wiki.sei.cmu.edu/confluence/display/cplusplus/OOP57-CPP.+Prefer+special+member+functions+and+overloaded+operators+to+C+Standard+Library+functions>`_.
diff --git a/clang-tools-extra/docs/clang-tidy/checks/cert/oop57-cpp.rst b/clang-tools-extra/docs/clang-tidy/checks/cert/oop57-cpp.rst
index 4787abf1554ab..d504adfa8c2b4 100644
--- a/clang-tools-extra/docs/clang-tidy/checks/cert/oop57-cpp.rst
+++ b/clang-tools-extra/docs/clang-tidy/checks/cert/oop57-cpp.rst
@@ -1,40 +1,10 @@
 .. title:: clang-tidy - cert-oop57-cpp
+.. meta::
+   :http-equiv=refresh: 5;URL=../bugprone/libc-memory-calls-on-nontrivial-types.html
 
 cert-oop57-cpp
 ==============
 
-  Flags use of the `C` standard library functions ``memset``, ``memcpy`` and
-  ``memcmp`` and similar derivatives on non-trivial types.
-
-Options
--------
-
-.. option:: MemSetNames
-
-   Specify extra functions to flag that act similarly to ``memset``.
-   Specify names in a semicolon delimited list.
-   Default is an empty string.
-   The check will detect the following functions:
-   `memset`, `std::memset`.
-
-.. option:: MemCpyNames
-
-   Specify extra functions to flag that act similarly to ``memcpy``.
-   Specify names in a semicolon delimited list.
-   Default is an empty string.
-   The check will detect the following functions:
-   `std::memcpy`, `memcpy`, `std::memmove`, `memmove`, `std::strcpy`,
-   `strcpy`, `memccpy`, `stpncpy`, `strncpy`.
-
-.. option:: MemCmpNames
-
-   Specify extra functions to flag that act similarly to ``memcmp``.
-   Specify names in a semicolon delimited list.
-   Default is an empty string.
-   The check will detect the following functions:
-   `std::memcmp`, `memcmp`, `std::strcmp`, `strcmp`, `strncmp`.
-
-This check corresponds to the CERT C++ Coding Standard rule
-`OOP57-CPP. Prefer special member functions and overloaded operators to C
-Standard Library functions
-<https://wiki.sei.cmu.edu/confluence/display/cplusplus/OOP57-CPP.+Prefer+special+member+functions+and+overloaded+operators+to+C+Standard+Library+functions>`_.
+The cert-oop57-cpp check is an alias, please see
+`bugprone-libc-memory-calls-on-nontrivial-types <../bugprone/libc-memory-calls-on-nontrivial-types.html>`_
+for more information.
\ No newline at end of file
diff --git a/clang-tools-extra/docs/clang-tidy/checks/list.rst b/clang-tools-extra/docs/clang-tidy/checks/list.rst
index f94696d4ef9c7..07045dd244770 100644
--- a/clang-tools-extra/docs/clang-tidy/checks/list.rst
+++ b/clang-tools-extra/docs/clang-tidy/checks/list.rst
@@ -125,6 +125,7 @@ Clang-Tidy Checks
    :doc:`bugprone-non-zero-enum-to-bool-conversion <bugprone/non-zero-enum-to-bool-conversion>`,
    :doc:`bugprone-nondeterministic-pointer-iteration-order <bugprone/nondeterministic-pointer-iteration-order>`,
    :doc:`bugprone-not-null-terminated-result <bugprone/not-null-terminated-result>`, "Yes"
+   :doc:`bugprone-libc-memory-calls-on-nontrivial-types <bugprone/libc-memory-calls-on-nontrivial-types>`,
    :doc:`bugprone-optional-value-conversion <bugprone/optional-value-conversion>`, "Yes"
    :doc:`bugprone-parent-virtual-call <bugprone/parent-virtual-call>`, "Yes"
    :doc:`bugprone-pointer-arithmetic-on-polymorphic-object <bugprone/pointer-arithmetic-on-polymorphic-object>`,
@@ -180,7 +181,6 @@ Clang-Tidy Checks
    :doc:`cert-mem57-cpp <cert/mem57-cpp>`,
    :doc:`cert-msc50-cpp <cert/msc50-cpp>`,
    :doc:`cert-msc51-cpp <cert/msc51-cpp>`,
-   :doc:`cert-oop57-cpp <cert/oop57-cpp>`,
    :doc:`cert-oop58-cpp <cert/oop58-cpp>`,
    :doc:`concurrency-mt-unsafe <concurrency/mt-unsafe>`,
    :doc:`concurrency-thread-canceltype-asynchronous <concurrency/thread-canceltype-asynchronous>`,
@@ -440,8 +440,8 @@ Check aliases
    :doc:`cert-dcl51-cpp <cert/dcl51-cpp>`, :doc:`bugprone-reserved-identifier <bugprone/reserved-identifier>`, "Yes"
    :doc:`cert-dcl54-cpp <cert/dcl54-cpp>`, :doc:`misc-new-delete-overloads <misc/new-delete-overloads>`,
    :doc:`cert-dcl59-cpp <cert/dcl59-cpp>`, :doc:`google-build-namespaces <google/build-namespaces>`,
-   :doc:`cert-err09-cpp <cert/err09-cpp>`, :doc:`misc-throw-by-value-catch-by-reference <misc/throw-by-value-catch-by-reference>`,
    :doc:`cert-env33-c <cert/env33-c>`, :doc:`bugprone-command-processor <bugprone/command-processor>`,
+   :doc:`cert-err09-cpp <cert/err09-cpp>`, :doc:`misc-throw-by-value-catch-by-reference <misc/throw-by-value-catch-by-reference>`,
    :doc:`cert-err34-c <cert/err34-c>`, :doc:`bugprone-unchecked-string-to-number-conversion <bugprone/unchecked-string-to-number-conversion>`,
    :doc:`cert-err52-cpp <cert/err52-cpp>`, :doc:`modernize-avoid-setjmp-longjmp <modernize/avoid-setjmp-longjmp>`,
    :doc:`cert-err58-cpp <cert/err58-cpp>`, :doc:`bugprone-throwing-static-initialization <bugprone/throwing-static-initialization>`,
@@ -457,6 +457,7 @@ Check aliases
    :doc:`cert-msc54-cpp <cert/msc54-cpp>`, :doc:`bugprone-signal-handler <bugprone/signal-handler>`,
    :doc:`cert-oop11-cpp <cert/oop11-cpp>`, :doc:`performance-move-constructor-init <performance/move-constructor-init>`,
    :doc:`cert-oop54-cpp <cert/oop54-cpp>`, :doc:`bugprone-unhandled-self-assignment <bugprone/unhandled-self-assignment>`,
+   :doc:`cert-oop57-cpp <cert/oop57-cpp>`, :doc:`bugprone-libc-memory-calls-on-nontrivial-types <bugprone/libc-memory-calls-on-nontrivial-types>`,
    :doc:`cert-pos44-c <cert/pos44-c>`, :doc:`bugprone-bad-signal-to-kill-thread <bugprone/bad-signal-to-kill-thread>`,
    :doc:`cert-pos47-c <cert/pos47-c>`, :doc:`concurrency-thread-canceltype-asynchronous <concurrency/thread-canceltype-asynchronous>`,
    :doc:`cert-sig30-c <cert/sig30-c>`, :doc:`bugprone-signal-handler <bugprone/signal-handler>`,
diff --git a/clang-tools-extra/test/clang-tidy/checkers/cert/oop57-cpp.cpp b/clang-tools-extra/test/clang-tidy/checkers/bugprone/libc-memory-calls-on-nontrivial-types.cpp
similarity index 93%
rename from clang-tools-extra/test/clang-tidy/checkers/cert/oop57-cpp.cpp
rename to clang-tools-extra/test/clang-tidy/checkers/bugprone/libc-memory-calls-on-nontrivial-types.cpp
index e34315fc98d25..8eac7e440a17e 100644
--- a/clang-tools-extra/test/clang-tidy/checkers/cert/oop57-cpp.cpp
+++ b/clang-tools-extra/test/clang-tidy/checkers/bugprone/libc-memory-calls-on-nontrivial-types.cpp
@@ -1,8 +1,8 @@
-// RUN: %check_clang_tidy %s cert-oop57-cpp %t -- \
+// RUN: %check_clang_tidy %s libc-memory-calls-on-nontrivial-types %t -- \
 // RUN: -config='{CheckOptions: \
-// RUN:  {cert-oop57-cpp.MemSetNames: mymemset, \
-// RUN:  cert-oop57-cpp.MemCpyNames: mymemcpy, \
-// RUN:  cert-oop57-cpp.MemCmpNames: mymemcmp}}' \
+// RUN:  {libc-memory-calls-on-nontrivial-types.MemSetNames: mymemset, \
+// RUN:  libc-memory-calls-on-nontrivial-types.MemCpyNames: mymemcpy, \
+// RUN:  libc-memory-calls-on-nontrivial-types.MemCmpNames: mymemcmp}}' \
 // RUN: --
 
 void mymemset(void *, unsigned char, decltype(sizeof(int)));

[clang-tidy] Add new alias 'libc-memory-calls-on-nontrivial-types' fo…

236cee6

…r 'cert-oop57-cpp'

llvmbot added clang-tools-extra clang-tidy labels Oct 6, 2025

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[clang-tidy] Rename and move 'cert-oop57-cpp' to 'bugprone-libc-memory-calls-on-nontrivial-types' #162039

[clang-tidy] Rename and move 'cert-oop57-cpp' to 'bugprone-libc-memory-calls-on-nontrivial-types' #162039

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[clang-tidy] Rename and move 'cert-oop57-cpp' to 'bugprone-libc-memory-calls-on-nontrivial-types' #162039

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[clang-tidy] Rename and move 'cert-oop57-cpp' to 'bugprone-libc-memory-calls-on-nontrivial-types' #162039

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