Search results

P3748R0: Inspecting <code>exception_ptr</code> should be constexpr

c++26

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

constexprAnything related to constant evaluationAnything related to constant evaluation

libc++libc++ C++ Standard Library. Not GNU libstdc++. Not libc++abi.libc++ C++ Standard Library. Not GNU libstdc++. Not libc++abi.

wg21 paperIssues representing the implementation of a WG21 paperIssues representing the implementation of a WG21 paper

Status: Open.

#148151 In llvm/llvm-project;

· frederick-vs-ja opened on Jul 11, 2025

fmerge-all-constants does not work with constexpr non-literals

clang:codegenIR generation bugs: mangling, exceptions, etc.IR generation bugs: mangling, exceptions, etc.

constexprAnything related to constant evaluationAnything related to constant evaluation

Status: Open.

#143495 In llvm/llvm-project;

· slavanap opened on Jun 10, 2025

clang assert on invalid with is_constant_evaluated in template argument

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

confirmedVerified by a second partyVerified by a second party

constexprAnything related to constant evaluationAnything related to constant evaluation

Status: Open.

#142865 In llvm/llvm-project;

· efriedma-quic opened on Jun 4, 2025

[Clang] Incorrect "Case value is not a constant expression"

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

confirmedVerified by a second partyVerified by a second party

constexprAnything related to constant evaluationAnything related to constant evaluation

diverges-from:edgDoes the clang frontend diverge from edg compilerDoes the clang frontend diverge from edg compiler

diverges-from:gccDoes the clang frontend diverge from gcc on this issueDoes the clang frontend diverge from gcc on this issue

diverges-from:msvcDoes the clang frontend diverge from msvc on this issueDoes the clang frontend diverge from msvc on this issue

Status: Open.

Bug

#142566 In llvm/llvm-project;

· kezyr opened on Jun 3, 2025

Crash when compiling multiply nested templates with Constrained NTTP

c++20

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

constexprAnything related to constant evaluationAnything related to constant evaluation

crash-on-valid

lambdaC++11 lambda expressionsC++11 lambda expressions

Status: Open.

Bug

#134348 In llvm/llvm-project;

· AdrArtGar opened on Apr 4, 2025

[Clang][Regression:17] Crash: segfault or stack overflow on lambda in template argument in lambda parameter type

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

confirmedVerified by a second partyVerified by a second party

constexprAnything related to constant evaluationAnything related to constant evaluation

crashPrefer [crash-on-valid] or [crash-on-invalid]Prefer [crash-on-valid] or [crash-on-invalid]

lambdaC++11 lambda expressionsC++11 lambda expressions

regression:17Regression in 17 releaseRegression in 17 release

Status: Open.

Bug

#132076 In llvm/llvm-project;

· MagentaTreehouse opened on Mar 19, 2025

ICE segfault on generic lambda with defaulted parameter in requires clause

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

confirmedVerified by a second partyVerified by a second party

constexprAnything related to constant evaluationAnything related to constant evaluation

crashPrefer [crash-on-valid] or [crash-on-invalid]Prefer [crash-on-valid] or [crash-on-invalid]

lambdaC++11 lambda expressionsC++11 lambda expressions

Status: Open.

Bug

#131620 In llvm/llvm-project;

· Eczbek opened on Mar 17, 2025

Reference argument specified as template can't be used in constexpr if

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

constexprAnything related to constant evaluationAnything related to constant evaluation

Status: Open.

#129573 In llvm/llvm-project;

· abellgithub opened on Mar 3, 2025

[clangd] Show Value on hover for objects representable at constexpr

clangd

constexprAnything related to constant evaluationAnything related to constant evaluation

Status: Open.

#129448 In llvm/llvm-project;

· torshepherd opened on Mar 2, 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

Various issues with using uncaptured constexpr variable in lambda

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

confirmedVerified by a second partyVerified by a second party

constexprAnything related to constant evaluationAnything related to constant evaluation

lambdaC++11 lambda expressionsC++11 lambda expressions

Status: Open.

#127086 In llvm/llvm-project;

· davidstone opened on Feb 13, 2025

tautological warnings for is_constant_evaluated not emitted in c++23/26 modes

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

confirmedVerified by a second partyVerified by a second party

constexprAnything related to constant evaluationAnything related to constant evaluation

Status: Open.

#125955 In llvm/llvm-project;

· cor3ntin opened on Feb 5, 2025