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Issues list

Clang uses wrong ABI for __atomic_store_16 on Windows ABI Application Binary Interface clang Clang issues not falling into any other category platform:windows
#136428 opened Apr 19, 2025 by Alcaro
clang++ incompatibility with libstdc++ gcc4-compatible ABI on Windows ABI Application Binary Interface clang Clang issues not falling into any other category platform:windows
#135910 opened Apr 16, 2025 by jeremyd2019
3
[clang][Sema] theoretical ABI break in LLVM 20.1.1 ABI Application Binary Interface clang:frontend Language frontend issues, e.g. anything involving "Sema"
#133955 opened Apr 1, 2025 by isuckatcs LLVM 20.X Release
10
ABI break for _Atomic in C++23 when using libstdc++ ABI Application Binary Interface c++23 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
2
[clang++] operator==(vector of long, vector of long) -> vector of long long ABI Application Binary Interface clang:frontend Language frontend issues, e.g. anything involving "Sema" diverges-from:gcc Does the clang frontend diverge from gcc on this issue
#132604 opened Mar 23, 2025 by ImpleLee
5
Libcalls for Windows without SSE should return i128 on the stack ABI Application Binary Interface backend:X86 platform:windows
#127723 opened Feb 19, 2025 by tgross35
9
[PowerPC] Parameters are not stored in stack as per ABI ABI Application Binary Interface backend:PowerPC
#120700 opened Dec 20, 2024 by IshwaraK
2
Bad exception metadata leads to heap corruption on MSVC ABI, when throwing in a PCH from a member function of an exported class, then copying the exception ABI Application Binary Interface clang:PCH Precompiled headers platform:windows
#118276 opened Dec 2, 2024 by adalisk-emikhaylov
1
[ItaniumMangle] Fix cp versus cl call expression mangling for block scope ABI Application Binary Interface clang:frontend Language frontend issues, e.g. anything involving "Sema" clang Clang issues not falling into any other category
#114884 opened Nov 4, 2024 by hubert-reinterpretcast Loading…
@hubert-reinterpretcast
9
On 32-bit x86, half return ABI is incorrect when SSE is enabled but SSE2 is disabled ABI Application Binary Interface backend:X86
#112890 opened Oct 18, 2024 by beetrees
6
ABI for float builtins depends on target features ABI Application Binary Interface clang:headers Headers provided by Clang, e.g. for intrinsics floating-point Floating-point math
#112885 opened Oct 18, 2024 by beetrees
13
[C++20] [Modules] Missing features and problems ABI Application Binary Interface clang:modules C++20 modules and Clang Header Modules metabug Issue to collect references to a group of similar or related issues.
#112295 opened Oct 15, 2024 by ChuanqiXu9
2 of 3 tasks
1
[clang][ItaniumMangle] clang should validate that the LLVM demangler can handle all the mangled names it produces. ABI Application Binary Interface clang:frontend Language frontend issues, e.g. anything involving "Sema" libc++abi libc++abi C++ Runtime Library. Not libc++.
#111345 opened Oct 7, 2024 by VitaNuo
1
@VitaNuo
3
[abi][ItaniumMangle] Inconsistent mangling of friend function templates. ABI Application Binary Interface clang:frontend Language frontend issues, e.g. anything involving "Sema" concepts C++20 concepts libc++abi libc++abi C++ Runtime Library. Not libc++. tools:llvm-cxxfilt
#110480 opened Sep 30, 2024 by VitaNuo
@VitaNuo
4
[LLC]Why are general-purpose registers and floating-point registers stored on both sides of fp in the Aarch64 architecture ABI Application Binary Interface backend:AArch64 question A question, not bug report. Check out https://llvm.org/docs/GettingInvolved.html instead!
#104050 opened Aug 14, 2024 by Wang-Zhongqi
3
va_list and va_args encodings similar to x32 ABI ABI Application Binary Interface backend:WebAssembly
#98697 opened Jul 12, 2024 by arjunr2
3
Miscompile with multivalue ABI ABI Application Binary Interface backend:WebAssembly miscompilation
#98323 opened Jul 10, 2024 by nikic
3
Mangled names for long double literals differ from GCC ABI Application Binary Interface clang:codegen IR generation bugs: mangling, exceptions, etc.
#96653 opened Jun 25, 2024 by bd1976bris
2
Structure generated by clang-cl.exe on Windows is incompatible with MSVC ABI ABI Application Binary Interface clang:codegen IR generation bugs: mangling, exceptions, etc. platform:windows
#95361 opened Jun 13, 2024 by adisak
9
clang: undefined reference to `typeinfo for half' ABI Application Binary Interface c++ clang Clang issues not falling into any other category
#94677 opened Jun 6, 2024 by jroelofs
5
Codegen issue with SVML vectorization on Windows. (wrong calling convention?) ABI Application Binary Interface backend:X86 platform:windows
#92906 opened May 21, 2024 by OliverHallam
2
arm-eabi (and arm-linux-gnueabi) use __cxa_atexit while the ABI specifies __aeabi_atexit ABI Application Binary Interface clang:codegen IR generation bugs: mangling, exceptions, etc.
#90988 opened May 3, 2024 by pinskia
2
Invalid examples in ObjC-Block-ABI specification doc examples ABI Application Binary Interface clang Clang issues not falling into any other category documentation objective-c
#90341 opened Apr 27, 2024 by TheLouisHong
[abi] mangled name issues for requires-clauses. ABI Application Binary Interface clang:frontend Language frontend issues, e.g. anything involving "Sema" tools:llvm-cxxfilt
#90046 opened Apr 25, 2024 by hokein
5
[abi] mangled name for constrained template is not demangled by llvm-cxxfilt ABI Application Binary Interface libc++abi libc++abi C++ Runtime Library. Not libc++. tools:llvm-cxxfilt
#89914 opened Apr 24, 2024 by hokein
1
@VitaNuo
9
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