llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT--> @llvm/pr-subscribers-clang-tidy Author: Piotr Zegar (PiotrZSL) <details> <summary>Changes</summary> Ignore optionals in unevaluated context, like static_assert or decltype. Closes #<!-- -->89593 --- Full diff: https://github.com/llvm/llvm-project/pull/90410.diff 3 Files Affected: - (modified) clang-tools-extra/clang-tidy/bugprone/OptionalValueConversionCheck.cpp (+3-1) - (modified) clang-tools-extra/docs/ReleaseNotes.rst (+4) - (modified) clang-tools-extra/test/clang-tidy/checkers/bugprone/optional-value-conversion.cpp (+2) ``````````diff diff --git a/clang-tools-extra/clang-tidy/bugprone/OptionalValueConversionCheck.cpp b/clang-tools-extra/clang-tidy/bugprone/OptionalValueConversionCheck.cpp index 9ab59e6b0474f0..600eab37552766 100644 --- a/clang-tools-extra/clang-tidy/bugprone/OptionalValueConversionCheck.cpp +++ b/clang-tools-extra/clang-tidy/bugprone/OptionalValueConversionCheck.cpp @@ -71,7 +71,9 @@ void OptionalValueConversionCheck::registerMatchers(MatchFinder *Finder) { ofClass(matchers::matchesAnyListedName(OptionalTypes)))), hasType(ConstructTypeMatcher), hasArgument(0U, ignoringImpCasts(anyOf(OptionalDereferenceMatcher, - StdMoveCallMatcher)))) + StdMoveCallMatcher))), + unless(anyOf(hasAncestor(typeLoc()), + hasAncestor(expr(matchers::hasUnevaluatedContext()))))) .bind("expr"), this); } diff --git a/clang-tools-extra/docs/ReleaseNotes.rst b/clang-tools-extra/docs/ReleaseNotes.rst index 3038d2b125f20d..062e619e0fe141 100644 --- a/clang-tools-extra/docs/ReleaseNotes.rst +++ b/clang-tools-extra/docs/ReleaseNotes.rst @@ -190,6 +190,10 @@ Changes in existing checks eliminating false positives resulting from direct usage of bitwise operators within parentheses. +- Improved :doc:`bugprone-optional-value-conversion + <clang-tidy/checks/bugprone/optional-value-conversion>` check by eliminating + false positives resulting from use of optionals in unevaluated context. + - Improved :doc:`bugprone-suspicious-include <clang-tidy/checks/bugprone/suspicious-include>` check by replacing the local options `HeaderFileExtensions` and `ImplementationFileExtensions` by the diff --git a/clang-tools-extra/test/clang-tidy/checkers/bugprone/optional-value-conversion.cpp b/clang-tools-extra/test/clang-tidy/checkers/bugprone/optional-value-conversion.cpp index 72ef35c956d2e8..1228d64bb6909e 100644 --- a/clang-tools-extra/test/clang-tidy/checkers/bugprone/optional-value-conversion.cpp +++ b/clang-tools-extra/test/clang-tidy/checkers/bugprone/optional-value-conversion.cpp @@ -210,4 +210,6 @@ void correct(std::optional<int> param) std::optional<long>* p2 = &p; takeOptionalValue(p2->value_or(5U)); takeOptionalRef(p2->value_or(5U)); + + using Type = decltype(takeOptionalValue(*param)); } `````````` </details> https://github.com/llvm/llvm-project/pull/90410 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
