Search results

-Wshadow false negative for function parameter shadowing (partially; incorrectly) a global variable (incorrectly used as array length expression)

clang:diagnosticsNew/improved warning or error message in Clang, but not in clang-tidy or static analyzerNew/improved warning or error message in Clang, but not in clang-tidy or static analyzer

false-negative

Status: Open.

#128831 In llvm/llvm-project;

· alejandro-colomar opened on Feb 26, 2025

-Wsign-compare false positive with comparison against literal -1

clang:diagnosticsNew/improved warning or error message in Clang, but not in clang-tidy or static analyzerNew/improved warning or error message in Clang, but not in clang-tidy or static analyzer

false-positiveWarning fires when it should notWarning fires when it should not

Status: Open.

#128746 In llvm/llvm-project;

· alejandro-colomar opened on Feb 25, 2025

False positive warning warning: instantiation of variable 'declvar<A>' required here, but no definition is available, when the definition is not required

clang:diagnosticsNew/improved warning or error message in Clang, but not in clang-tidy or static analyzerNew/improved warning or error message in Clang, but not in clang-tidy or static analyzer

false-positiveWarning fires when it should notWarning fires when it should not

Status: Open.

#128657 In llvm/llvm-project;

· HolyBlackCat opened on Feb 25, 2025

[clang] No warning for a memcpy from an uninitialized local variable

clang:diagnosticsNew/improved warning or error message in Clang, but not in clang-tidy or static analyzerNew/improved warning or error message in Clang, but not in clang-tidy or static analyzer

false-negative

Status: Open.

#128531 In llvm/llvm-project;

· isbadawi opened on Feb 24, 2025

[Clang] -Wpsabi complains too eagerly

clang:diagnosticsNew/improved warning or error message in Clang, but not in clang-tidy or static analyzerNew/improved warning or error message in Clang, but not in clang-tidy or static analyzer

Status: Open.

Bug

#128361 In llvm/llvm-project;

· philnik777 opened on Feb 22, 2025

clang should warn if fp exception functions are called without appropriate flags/pragmas

clang:diagnosticsNew/improved warning or error message in Clang, but not in clang-tidy or static analyzerNew/improved warning or error message in Clang, but not in clang-tidy or static analyzer

Status: Open.

#128239 In llvm/llvm-project;

· efriedma-quic opened on Feb 21, 2025

clang does not warn about uninitialized reads in lambdas

clang:diagnosticsNew/improved warning or error message in Clang, but not in clang-tidy or static analyzerNew/improved warning or error message in Clang, but not in clang-tidy or static analyzer

clang:frontendLanguage frontend issues, e.g. anything involving "Sema"Language frontend issues, e.g. anything involving "Sema"

Status: Open.

#128058 In llvm/llvm-project;

· nico opened on Feb 20, 2025

[-Wunsafe-buffer-usage] allow finer-grained control over set of unsafe libc calls

clang:diagnosticsNew/improved warning or error message in Clang, but not in clang-tidy or static analyzerNew/improved warning or error message in Clang, but not in clang-tidy or static analyzer

code-quality

Status: Open.

#127849 In llvm/llvm-project;

· tsepez opened on Feb 19, 2025

clang OpenMP atomic capture compare: Bad diagnostic if overloaded operator< is declared (but not used)

clang:diagnosticsNew/improved warning or error message in Clang, but not in clang-tidy or static analyzerNew/improved warning or error message in Clang, but not in clang-tidy or static analyzer

clang:openmpOpenMP related changes to ClangOpenMP related changes to Clang

Status: Open.

#127466 In llvm/llvm-project;

· q-p opened on Feb 17, 2025

Clang 19.1.0 - Extremely poor error message when dealing with callback functions and std::format

clang:diagnosticsNew/improved warning or error message in Clang, but not in clang-tidy or static analyzerNew/improved warning or error message in Clang, but not in clang-tidy or static analyzer

constexprAnything related to constant evaluationAnything related to constant evaluation

formatC++20 std::format or std::print, and anything related to themC++20 std::format or std::print, and anything related to them

Status: Open.

#127236 In llvm/llvm-project;

· 9291Sam opened on Feb 14, 2025

[feature request] custom printf format specifiers

clang:diagnosticsNew/improved warning or error message in Clang, but not in clang-tidy or static analyzerNew/improved warning or error message in Clang, but not in clang-tidy or static analyzer

Status: Open.

#127208 In llvm/llvm-project;

· olemayu opened on Feb 14, 2025

False positive lifetime GSL warning for no-capture lambda?

clang:diagnosticsNew/improved warning or error message in Clang, but not in clang-tidy or static analyzerNew/improved warning or error message in Clang, but not in clang-tidy or static analyzer

false-positiveWarning fires when it should notWarning fires when it should not

Status: Open.

#126600 In llvm/llvm-project;

· smeenai opened on Feb 10, 2025