Author: Gaurav Dhingra Date: 2026-05-05T07:23:35-06:00 New Revision: 4dcb761041205d092118d4cb2020a63d91500da5
URL: https://github.com/llvm/llvm-project/commit/4dcb761041205d092118d4cb2020a63d91500da5 DIFF: https://github.com/llvm/llvm-project/commit/4dcb761041205d092118d4cb2020a63d91500da5.diff LOG: [clang-tidy] apply fix-it for modernize-return-braced-init-list with qualifiers (#195846) Fixes #195844 With this PR I've added robust test cases to ensure things work for many different cases. Added: Modified: clang-tools-extra/clang-tidy/modernize/ReturnBracedInitListCheck.cpp clang-tools-extra/docs/ReleaseNotes.rst clang-tools-extra/test/clang-tidy/checkers/modernize/return-braced-init-list.cpp Removed: ################################################################################ diff --git a/clang-tools-extra/clang-tidy/modernize/ReturnBracedInitListCheck.cpp b/clang-tools-extra/clang-tidy/modernize/ReturnBracedInitListCheck.cpp index 15b64bc413be8..65da5b1a2b403 100644 --- a/clang-tools-extra/clang-tidy/modernize/ReturnBracedInitListCheck.cpp +++ b/clang-tools-extra/clang-tidy/modernize/ReturnBracedInitListCheck.cpp @@ -81,8 +81,10 @@ void ReturnBracedInitListCheck::check(const MatchFinder::MatchResult &Result) { I < NumParams; ++I) { if (const auto *VD = dyn_cast<VarDecl>( MatchedConstructExpr->getConstructor()->getParamDecl(I))) { - if (MatchedConstructExpr->getArg(I)->getType().getCanonicalType() != - VD->getType().getCanonicalType()) + const auto ArgType = MatchedConstructExpr->getArg(I)->getType(); + const auto ParamType = VD->getType().getNonReferenceType(); + if (ArgType.getCanonicalType().getUnqualifiedType() != + ParamType.getCanonicalType().getUnqualifiedType()) return; } } diff --git a/clang-tools-extra/docs/ReleaseNotes.rst b/clang-tools-extra/docs/ReleaseNotes.rst index 564f7fb26176c..d2db3dc2b3e78 100644 --- a/clang-tools-extra/docs/ReleaseNotes.rst +++ b/clang-tools-extra/docs/ReleaseNotes.rst @@ -423,6 +423,10 @@ Changes in existing checks - Improved :doc:`modernize-redundant-void-arg <clang-tidy/checks/modernize/redundant-void-arg>` check to work in C23. +- Improved :doc:`modernize-return-braced-init-list + <clang-tidy/checks/modernize/return-braced-init-list>` check to apply fix-it + when type qualifiers and/or reference modifiers are used with parameters. + - Improved :doc:`modernize-use-equals-delete <clang-tidy/checks/modernize/use-equals-delete>` check by only warning on private deleted functions, if they do not have a public overload or are a diff --git a/clang-tools-extra/test/clang-tidy/checkers/modernize/return-braced-init-list.cpp b/clang-tools-extra/test/clang-tidy/checkers/modernize/return-braced-init-list.cpp index 0c0856dcc8719..5b0e7e7fb97f3 100644 --- a/clang-tools-extra/test/clang-tidy/checkers/modernize/return-braced-init-list.cpp +++ b/clang-tools-extra/test/clang-tidy/checkers/modernize/return-braced-init-list.cpp @@ -176,3 +176,92 @@ Foo i7 = bazQuux.m2(b0); auto v1 = []() { return std::vector<int>({1, 2}); }(); auto v2 = []() -> std::vector<int> { return std::vector<int>({1, 2}); }(); + + +struct Saz { + Saz(const int&) {} +}; + +Saz fn1() { + return Saz(0); + // CHECK-MESSAGES: :[[@LINE-1]]:10: warning: avoid repeating the return type + // CHECK-FIXES: return {0}; +} + +Saz fn2() { + int x = 1; + return Saz(x); + // CHECK-MESSAGES: :[[@LINE-1]]:10: warning: avoid repeating the return type + // CHECK-FIXES: return {x}; +} + +struct Taz { + Taz(const int) {} +}; + +Taz gn1() { + return Taz(0); + // CHECK-MESSAGES: :[[@LINE-1]]:10: warning: avoid repeating the return type + // CHECK-FIXES: return {0}; +} + +Taz gn2() { + int x = 0; + return Taz(x); + // CHECK-MESSAGES: :[[@LINE-1]]:10: warning: avoid repeating the return type + // CHECK-FIXES: return {x}; +} + +Taz gn3() { + const int& x = 0; + return Taz(x); + // CHECK-MESSAGES: :[[@LINE-1]]:10: warning: avoid repeating the return type + // CHECK-FIXES: return {x}; +} + +struct MultiSaz { + MultiSaz(const int&, const double) {} +}; + +MultiSaz mfn1() { + int x = 1; + double y = 2.0; + return MultiSaz(x, y); + // CHECK-MESSAGES: :[[@LINE-1]]:10: warning: avoid repeating the return type + // CHECK-FIXES: return {x, y}; +} + +struct Vol { + Vol(volatile int) {} +}; + +Vol vn1() { + int x = 1; + return Vol(x); + // CHECK-MESSAGES: :[[@LINE-1]]:10: warning: avoid repeating the return type + // CHECK-FIXES: return {x}; +} + +struct Gaz { + Gaz(int) {} +}; + +Gaz hn1() { + return Gaz(0); + // CHECK-MESSAGES: :[[@LINE-1]]:10: warning: avoid repeating the return type + // CHECK-FIXES: return {0}; +} + +Gaz hn2() { + const int x = 1; + return Gaz(x); + // CHECK-MESSAGES: :[[@LINE-1]]:10: warning: avoid repeating the return type + // CHECK-FIXES: return {x}; +} + +Gaz hn3() { + const int& x = 2; + return Gaz(x); + // CHECK-MESSAGES: :[[@LINE-1]]:10: warning: avoid repeating the return type + // CHECK-FIXES: return {x}; +} _______________________________________________ cfe-commits mailing list [email protected] https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
