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Issues list

Clang-21 Crash: Unexpected placeholder builtin type! UNREACHABLE executed at /root/llvm-project/llvm/tools/clang/lib/CodeGen/CodeGenTypes.cpp:593! clang:codegen IR generation bugs: mangling, exceptions, etc. confirmed Verified by a second party crash Prefer [crash-on-valid] or [crash-on-invalid]
#143266 opened Jun 7, 2025 by hyf751175784
3
[HLSL] Add WaveGetLaneCount() intrinsic to FE backend:DirectX backend:X86 clang:codegen IR generation bugs: mangling, exceptions, etc. clang:frontend Language frontend issues, e.g. anything involving "Sema" clang:headers Headers provided by Clang, e.g. for intrinsics clang Clang issues not falling into any other category HLSL HLSL Language Support llvm:ir
#143127 opened Jun 6, 2025 by Keenuts Loading…
11
Clang-21 Crash: Assertion `!Info.isIncomplete() && "Access to an object of an incomplete type!"' failed. clang:codegen IR generation bugs: mangling, exceptions, etc. crash-on-invalid
#143091 opened Jun 6, 2025 by hyf751175784
1
[RISCV] Support XSfmm C intrinsics backend:RISC-V backend:X86 clang:codegen IR generation bugs: mangling, exceptions, etc. clang:frontend Language frontend issues, e.g. anything involving "Sema" clang:headers Headers provided by Clang, e.g. for intrinsics clang Clang issues not falling into any other category llvm:ir
#143070 opened Jun 6, 2025 by 4vtomat Loading…
2
[CodeGen][COFF] Always emit CodeView compiler info on Windows targets clang:codegen IR generation bugs: mangling, exceptions, etc. clang Clang issues not falling into any other category debuginfo llvm:codegen
#142970 opened Jun 5, 2025 by cjacek Loading…
24
[CodeGen][clang] Use module metadata to mark hotpatchable modules clang:codegen IR generation bugs: mangling, exceptions, etc. clang Clang issues not falling into any other category debuginfo llvm:codegen
#142969 opened Jun 5, 2025 by cjacek Loading…
5
Fix and reapply IR PGO support for Flang clang:codegen IR generation bugs: mangling, exceptions, etc. clang:driver 'clang' and 'clang++' user-facing binaries. Not 'clang-cl' clang:frontend Language frontend issues, e.g. anything involving "Sema" clang Clang issues not falling into any other category flang:driver flang Flang issues not falling into any other category
#142892 opened Jun 5, 2025 by fanju110 Loading…
5
[NFC][LLVM] Refactor IRBuilder::Create{VScale,ElementCount,TypeSize}. backend:AArch64 clang:codegen IR generation bugs: mangling, exceptions, etc. clang Clang issues not falling into any other category llvm:codegen llvm:instcombine llvm:ir llvm:transforms vectorizers
#142803 opened Jun 4, 2025 by paulwalker-arm Loading…
8
[PowerPC] Support for Packed BCD conversion builtins backend:PowerPC clang:codegen IR generation bugs: mangling, exceptions, etc. clang:frontend Language frontend issues, e.g. anything involving "Sema" clang Clang issues not falling into any other category llvm:ir
#142723 opened Jun 4, 2025 by Himadhith Loading…
21
add -floop-fuse to clang and flang clang:codegen IR generation bugs: mangling, exceptions, etc. clang:driver 'clang' and 'clang++' user-facing binaries. Not 'clang-cl' clang:frontend Language frontend issues, e.g. anything involving "Sema" clang Clang issues not falling into any other category flang:driver flang Flang issues not falling into any other category
#142686 opened Jun 3, 2025 by sebpop Loading…
4
[ARM] Add neon vector support for floor backend:ARM clang:codegen IR generation bugs: mangling, exceptions, etc. clang Clang issues not falling into any other category llvm:ir
#142559 opened Jun 3, 2025 by davemgreen Loading…
6
[DebugInfo] Place local ODR-uniqued types in decl DISubprograms clang:codegen IR generation bugs: mangling, exceptions, etc. clang Clang issues not falling into any other category debuginfo
#142166 opened May 30, 2025 by dzhidzhoev Loading…
@dzhidzhoev
4
[CodeGen][AArch64] ptrauth intrinsic to safely construct relative ptr backend:AArch64 backend:X86 clang:codegen IR generation bugs: mangling, exceptions, etc. clang:frontend Language frontend issues, e.g. anything involving "Sema" clang:headers Headers provided by Clang, e.g. for intrinsics clang Clang issues not falling into any other category llvm:ir llvm:transforms
#142047 opened May 29, 2025 by AbhayKanhere Loading…
3
[clang] CodeGen AggExprEmitter crash with clang modules and C++98 clang:codegen IR generation bugs: mangling, exceptions, etc. clang:modules C++20 modules and Clang Header Modules crash-on-valid
#141989 opened May 29, 2025 by mizvekov
2
[debuginfo][coro] Fix linkage name for clones of coro functions clang:codegen IR generation bugs: mangling, exceptions, etc. clang Clang issues not falling into any other category coroutines C++20 coroutines debuginfo llvm:transforms
#141889 opened May 29, 2025 by vogelsgesang Loading…
11
[Clang][attr] Add cfi_salt attribute clang:codegen IR generation bugs: mangling, exceptions, etc. clang:frontend Language frontend issues, e.g. anything involving "Sema" clang Clang issues not falling into any other category
#141846 opened May 28, 2025 by bwendling Loading…
9
[HLSL][SPIR-V] Handle SV_Postion builtin in PS clang:codegen IR generation bugs: mangling, exceptions, etc. clang:frontend Language frontend issues, e.g. anything involving "Sema" clang Clang issues not falling into any other category HLSL HLSL Language Support
#141759 opened May 28, 2025 by Keenuts Loading…
1
10
[KeyInstr][Clang] Atomic ops atoms clang:codegen IR generation bugs: mangling, exceptions, etc. clang Clang issues not falling into any other category
#141624 opened May 27, 2025 by OCHyams Loading…
2
Incorrect result due to -new-struct-path-tbaa on strict-alias analysis clang:codegen IR generation bugs: mangling, exceptions, etc. miscompilation TBAA Type-Based Alias Analysis / Strict Aliasing
#141578 opened May 27, 2025 by dongjianqiang2
5
[AArch64][FMV] Enable PAuth and BTI hardening of resolver functions clang:codegen IR generation bugs: mangling, exceptions, etc. clang Clang issues not falling into any other category
#141573 opened May 27, 2025 by atrosinenko Loading…
@atrosinenko
10
Trying to fix undefined symbol error caused by iterator variable clang:codegen IR generation bugs: mangling, exceptions, etc. clang:frontend Language frontend issues, e.g. anything involving "Sema" clang:openmp OpenMP related changes to Clang clang Clang issues not falling into any other category flang:openmp
#141507 opened May 26, 2025 by ShashwathiNavada Loading…
6
[clang] odd code generation for bool promotion clang:codegen IR generation bugs: mangling, exceptions, etc. question A question, not bug report. Check out https://llvm.org/docs/GettingInvolved.html instead!
#141246 opened May 23, 2025 by samcowger
5
Clang assertion failure "Trying to aggregate-copy a type without a trivial copy/move constructor or assignment operator" in clang::CodeGen::CodeGenFunction::EmitAggregateCopy clang:codegen IR generation bugs: mangling, exceptions, etc. crash-on-valid
#141242 opened May 23, 2025 by alexfh
2
[OpenMP] clang++: /root/llvm-project/llvm/tools/clang/lib/CodeGen/Address.h:229: clang::CodeGen::KnownNonNull_t clang::CodeGen::Address::isKnownNonNull() const: Assertion `isValid()' failed. clang:codegen IR generation bugs: mangling, exceptions, etc. clang:openmp OpenMP related changes to Clang crash Prefer [crash-on-valid] or [crash-on-invalid]
#141228 opened May 23, 2025 by k-arrows
2
Not DSEing of stores to aggregates arguments clang:codegen IR generation bugs: mangling, exceptions, etc. missed-optimization
#141200 opened May 23, 2025 by pinskia
@antoniofrighetto
9
ProTip! What’s not been updated in a month: updated:<2025-05-08.