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Issues list

Tracking progress for constexpr cmath (P0533R9, P1383R2) c++23 c++26 clang:frontend Language frontend issues, e.g. anything involving "Sema" documentation good first issue https://github.com/llvm/llvm-project/contribute libc++ libc++ C++ Standard Library. Not GNU libstdc++. Not libc++abi. libc
#139885 opened May 14, 2025 by cor3ntin
4
[clang] constant evaluation of for loop does not run destructor for condition variable accepts-invalid c++20 c++23 clang:frontend Language frontend issues, e.g. anything involving "Sema" constexpr Anything related to constant evaluation good first issue https://github.com/llvm/llvm-project/contribute rejects-valid
#139818 opened May 14, 2025 by zygoloid
1
@Mr-Anyone
7
Disable -fdollars-in-identifiers by default accepts-invalid c23 c++23 clang:frontend Language frontend issues, e.g. anything involving "Sema" clang Clang issues not falling into any other category clang-format rejects-valid
#135407 opened Apr 11, 2025 by AaronBallman Loading…
26
[libc++] P2165R4: Update deduction guides for map containers and container adaptors c++23 libc++ libc++ C++ Standard Library. Not GNU libstdc++. Not libc++abi.
#135351 opened Apr 11, 2025 by frederick-vs-ja
1
1
[libc++] P2165R4: Update <tuple> for interoperability between tuple and tuple-like types c++23 libc++ libc++ C++ Standard Library. Not GNU libstdc++. Not libc++abi.
#135348 opened Apr 11, 2025 by frederick-vs-ja
P2440R1: ranges::shift_right c++23 libc++ libc++ C++ Standard Library. Not GNU libstdc++. Not libc++abi. ranges Issues related to `<ranges>`
#134062 opened Apr 2, 2025 by Zingam
P2440R1: ranges::shift_left c++23 libc++ libc++ C++ Standard Library. Not GNU libstdc++. Not libc++abi. ranges Issues related to `<ranges>`
#134061 opened Apr 2, 2025 by Zingam
1
ABI break for _Atomic in C++23 when using libstdc++ ABI Application Binary Interface c++23 clang Clang issues not falling into any other category diverges-from:gcc Does the clang frontend diverge from gcc on this issue libstdc++ GNU libstdc++ C++ standard library
#132998 opened Mar 25, 2025 by zygoloid
7
Comma expressions rejected in #if for C++23 c++23 clang:frontend Language frontend issues, e.g. anything involving "Sema" good first issue https://github.com/llvm/llvm-project/contribute
#132822 opened Mar 24, 2025 by kyuupichan
@swote-git
9
[clang-tidy] Check request: modernize-use-elifdef-and-elifndef c++23 check-request Request for a new check in clang-tidy clang-tidy
#132561 opened Mar 22, 2025 by denzor200
1
constexpr-unknown allows illegal pointer arithmetic accepts-invalid c++23 clang:frontend Language frontend issues, e.g. anything involving "Sema"
#131654 opened Mar 17, 2025 by efriedma-quic
3
[libc++] P2255R2: Set __cpp_lib_reference_from_temporary c++23 libc++ libc++ C++ Standard Library. Not GNU libstdc++. Not libc++abi.
#130405 opened Mar 8, 2025 by Zingam
[libc++] P2255R2: Changes to Standard library components - INVOKE c++23 libc++ libc++ C++ Standard Library. Not GNU libstdc++. Not libc++abi.
#130404 opened Mar 8, 2025 by Zingam
1 task
@Zingam
3
[libc++] P2255R2: Changes to Standard library components - tuple c++23 libc++ libc++ C++ Standard Library. Not GNU libstdc++. Not libc++abi.
#130403 opened Mar 8, 2025 by Zingam
2 tasks
1
[libc++] P2255R2: Changes to Standard library components - pair c++23 libc++ libc++ C++ Standard Library. Not GNU libstdc++. Not libc++abi.
#129051 opened Feb 27, 2025 by Zingam
1 task
[Clang++] What type alias should be selected when used together with "deducing this"? c++23 clang:frontend Language frontend issues, e.g. anything involving "Sema" diverges-from:gcc Does the clang frontend diverge from gcc on this issue
#128364 opened Feb 22, 2025 by BlankSpruce
2
-Wglobal-constructors is silenced for derived classes with a virtual base destructor in c++2b mode c++23 clang:diagnostics New/improved warning or error message in Clang, but not in clang-tidy or static analyzer
#121004 opened Dec 23, 2024 by apache-hb
1
[Clang] Invalid VLA is not rejected in constant evaluation accepts-invalid c++23 clang:frontend Language frontend issues, e.g. anything involving "Sema" constexpr Anything related to constant evaluation extension:gnu
#116430 opened Nov 15, 2024 by Sirraide
3
[clang] Assertion `(data().DefaultedMoveConstructorIsDeleted || needsOverloadResolutionForMoveConstructor()) && "move constructor should not be deleted"' failed. c++23 clang:frontend Language frontend issues, e.g. anything involving "Sema" crash-on-invalid generated by fuzzer regression:19 Regression in 19 release
#115315 opened Nov 7, 2024 by yijan4845
2
Clang 17 and later rejects __attribute__ after static specifier in C++23 lambda expressions c++23 clang:frontend Language frontend issues, e.g. anything involving "Sema" diverges-from:gcc Does the clang frontend diverge from gcc on this issue lambda C++11 lambda expressions
#114026 opened Oct 29, 2024 by johnplatts
6
[libc++][memory] Implement specializations for P1132R8: out_ptr - a scalable output pointer abstraction c++23 libc++ libc++ C++ Standard Library. Not GNU libstdc++. Not libc++abi.
#111655 opened Oct 9, 2024 by Zingam
c++23: constexpr std::unique_ptr::~unique_ptr()/std::default_delete<T> instantiation too strict c++23 clang:frontend Language frontend issues, e.g. anything involving "Sema"
#111185 opened Oct 4, 2024 by jdrouhard
2
Unnecessary warning for the fixed range-based for loop in C++23 c++23 clang:diagnostics New/improved warning or error message in Clang, but not in clang-tidy or static analyzer clang:memory-safety Issue/FR relating to the lifetime analysis in Clang (-Wdangling, -Wreturn-local-addr) false-positive Warning fires when it should not
#109793 opened Sep 24, 2024 by josuttis
2
[clang] Invocation of NTTP pointer to explicit this member function is rejected c++23 clang:frontend Language frontend issues, e.g. anything involving "Sema" confirmed Verified by a second party
#106660 opened Aug 30, 2024 by vasama
1
1
Clang behavior diverges in T& and T const& conversions when using explicit object parameter this auto&&. c++23 clang:frontend Language frontend issues, e.g. anything involving "Sema" confirmed Verified by a second party diverges-from:gcc Does the clang frontend diverge from gcc on this issue
#105737 opened Aug 22, 2024 by ldalessa
5
ProTip! Updated in the last three days: updated:>2025-05-26.