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Issues list

[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
Clang fails to redo overload resolution in typeid operand after lambda _id-expression_ transformation clang:frontend Language frontend issues, e.g. anything involving "Sema" diverges-from:edg Does the clang frontend diverge from edg compiler diverges-from:gcc Does the clang frontend diverge from gcc on this issue diverges-from:msvc Does the clang frontend diverge from msvc on this issue lambda C++11 lambda expressions rejects-valid
#137270 opened Apr 24, 2025 by hubert-reinterpretcast
1
Clang fails to consider default arguments reachable at the instantiation context accepts-invalid c++ clang:frontend Language frontend issues, e.g. anything involving "Sema" confirmed Verified by a second party diverges-from:edg Does the clang frontend diverge from edg compiler diverges-from:gcc Does the clang frontend diverge from gcc on this issue diverges-from:msvc Does the clang frontend diverge from msvc on this issue miscompilation rejects-valid
#135442 opened Apr 11, 2025 by hubert-reinterpretcast
2
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
Rejects-valid with static_assert referring to templated array variable with incomplete bound clang:frontend Language frontend issues, e.g. anything involving "Sema" rejects-valid
#133963 opened Apr 1, 2025 by efriedma-quic
2
Clang parses header names incorrectly as strings accepts-invalid clang:frontend Language frontend issues, e.g. anything involving "Sema" diverges-from:edg Does the clang frontend diverge from edg compiler diverges-from:gcc Does the clang frontend diverge from gcc on this issue diverges-from:msvc Does the clang frontend diverge from msvc on this issue rejects-valid
#132643 opened Mar 23, 2025 by hubert-reinterpretcast
3
[clang] P2558R2 not implemented, despite claim to contrary on cxx_status.html accepts-invalid c++26 clang:frontend Language frontend issues, e.g. anything involving "Sema" rejects-valid
#128939 opened Feb 26, 2025 by zygoloid
4
if constexpr code not ignored inside an immediately invoked lambda clang:frontend Language frontend issues, e.g. anything involving "Sema" confirmed Verified by a second party rejects-valid
#125491 opened Feb 3, 2025 by Toeger
4
[libc++] Some string functions are broken when the allocator size_type is unsigned char libc++ libc++ C++ Standard Library. Not GNU libstdc++. Not libc++abi. rejects-valid
#125187 opened Jan 31, 2025 by philnik777
1
1
[[clang::musttail]] unnecessarily errors when tail-calling non-member function from member function clang:frontend Language frontend issues, e.g. anything involving "Sema" rejects-valid
#119152 opened Dec 8, 2024 by michael-kenzel
4
lambda: immediate function 'operator()<int>' used before it is defined clang:frontend Language frontend issues, e.g. anything involving "Sema" confirmed Verified by a second party consteval C++20 consteval lambda C++11 lambda expressions rejects-valid
#117676 opened Nov 26, 2024 by Fedr
9
[Clang] [Modules] Importing a function returning a transform view containing a lambda causes problems. clang:frontend Language frontend issues, e.g. anything involving "Sema" clang:modules C++20 modules and Clang Header Modules needs-reduction Large reproducer that should be reduced into a simpler form rejects-valid
#116087 opened Nov 13, 2024 by Sirraide
6
[clang] Failure when upcasting to a base class in trailing return type expression clang:frontend Language frontend issues, e.g. anything involving "Sema" diverges-from:edg Does the clang frontend diverge from edg compiler diverges-from:gcc Does the clang frontend diverge from gcc on this issue diverges-from:msvc Does the clang frontend diverge from msvc on this issue rejects-valid
#114024 opened Oct 29, 2024 by carlosgalvezp
10
constexpr not allowed on member function of type with a virtual base. c++20 clang:frontend Language frontend issues, e.g. anything involving "Sema" confirmed Verified by a second party constexpr Anything related to constant evaluation rejects-valid
#112016 opened Oct 11, 2024 by i-photon
4
Clang rejects valid int iarr [10] alignas(Required); clang:frontend Language frontend issues, e.g. anything involving "Sema" rejects-valid
#106551 opened Aug 29, 2024 by ranaanoop
2
[C23] constexpr incorrectly rejects infinity and nan c23 clang:frontend Language frontend issues, e.g. anything involving "Sema" constexpr Anything related to constant evaluation rejects-valid
#101499 opened Aug 1, 2024 by AaronBallman
14
clang rejects valid friend template function declaration with noexcept specifier in template class clang:frontend Language frontend issues, e.g. anything involving "Sema" rejects-valid
#101330 opened Jul 31, 2024 by Rush10233
1
1
Clang rejects valid program when using function call operator clang:frontend Language frontend issues, e.g. anything involving "Sema" confirmed Verified by a second party rejects-valid
#100547 opened Jul 25, 2024 by ranaanoop
3
Clang rejects valid program involving explict object member function c++23 clang:frontend Language frontend issues, e.g. anything involving "Sema" confirmed Verified by a second party diverges-from:msvc Does the clang frontend diverge from msvc on this issue rejects-valid
#98641 opened Jul 12, 2024 by ranaanoop
2
Clang requires template keyword in places it should not (P0634, P1787) c++20 clang:frontend Language frontend issues, e.g. anything involving "Sema" rejects-valid
#95447 opened Jun 13, 2024 by zygoloid
6
[rejects-valid] aggregate initialization of classes with immovable members are broken c++20 clang:frontend Language frontend issues, e.g. anything involving "Sema" rejects-valid
#95035 opened Jun 10, 2024 by ericniebler
11
[Clang] __is_trivially_assignable returning true with deleted member clang:frontend Language frontend issues, e.g. anything involving "Sema" rejects-valid
#90605 opened Apr 30, 2024 by philnik777
1
6
Clang doesn't recognise friendship in default parameters in C++20+ c++ clang:frontend Language frontend issues, e.g. anything involving "Sema" confirmed Verified by a second party rejects-valid
#83608 opened Mar 1, 2024 by cjdb
7
Clang rejects valid program involving member access operator with incomplete type CWG 1836 clang:frontend Language frontend issues, e.g. anything involving "Sema" confirmed Verified by a second party rejects-valid
#83424 opened Feb 29, 2024 by ranaanoop
1
Clang incorrectly rejects getting address of conditionally noexcept function in a nested class template clang:frontend Language frontend issues, e.g. anything involving "Sema" rejects-valid
#81962 opened Feb 16, 2024 by mingxwa
1
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