All issues

Search results

va_list needs an optimization pass

new issue

Status: Open.

#218271 In llvm/llvm-project;

· AZero13 opened on Aug 23, 2026

[CIR] emitting clang IR for sqlite3 runs out of memory

ClangIRAnything related to the ClangIR projectAnything related to the ClangIR project

Status: Open.

Bug

#218267 In llvm/llvm-project;

· Takashiidobe opened on Aug 23, 2026

[clang-repl] support XDG directory structure for .clang-repl-history

new issue

Status: Open.

#218266 In llvm/llvm-project;

· voidbert opened on Aug 23, 2026

Clang rejects valid explicit specialization of conversion function inside class

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

diverges-from:edgDoes the clang frontend diverge from edg compiler on this issueDoes the clang frontend diverge from edg compiler on this issue

rejects-valid

Status: Open.

Bug

#218261 In llvm/llvm-project;

· ranaanoop opened on Aug 23, 2026

[clang-tidy] modernize-use-string-view may result in uncompiled code

clang-tidy

documentation

Status: Open.

#218260 In llvm/llvm-project;

· denzor200 opened on Aug 23, 2026

[compiler-rt][aarch64] Fast unwinder does not strip PAC unless the sanitizer runtime itself was built with -mbranch-protection

compiler-rt

Status: Open.

#218255 In llvm/llvm-project;

· avikivity opened on Aug 23, 2026

[libc][math] Flaky CI

libc

Status: Open.

#218253 In llvm/llvm-project;

· hmthien050209 opened on Aug 23, 2026

LLVMOrcLLJITLookup crashes with STATUS_ACCESS_VIOLATION when querying an internal-linkage global variable

orcjit

Status: Open.

#218249 In llvm/llvm-project;

· juntain3 opened on Aug 23, 2026

[MachineBlockPlacement][X86] -O2 slower than -O1 on CSV parse loop (Zen 5): branch misses ~2.6×

backend:X86

llvm:optimizations

performance

Status: Open.

#218248 In llvm/llvm-project;

· compilersutra opened on Aug 23, 2026

C++20 modules: placement-new reachability fix from #59601/D141023 doesn't cover the combined single-invocation -fmodule-output= build mode (and the same gap affects std::views::reverse)

clang:modulesC++20 modules and Clang Header ModulesC++20 modules and Clang Header Modules

Status: Open.

#218246 In llvm/llvm-project;

· dan0907 opened on Aug 23, 2026

[MLIR][LLVM] LLVM IR import drops unknown function entry count metadata

llvm:ir

mlir:llvm

Status: Open.

#218240 In llvm/llvm-project;

· Men-cotton opened on Aug 23, 2026

[PowerPC] Crash on @llvm.prefetch(p, 1, 0, 0)

backend:PowerPC

confirmedVerified by a second partyVerified by a second party

crash-on-valid

Status: Open.

Bug

#218239 In llvm/llvm-project;

· alexrp opened on Aug 23, 2026