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[ObjC++][module] Crash in ObjCMethodDecl::findPropertyDecl when resolving property accessor in malformed interface

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

crashPrefer [crash-on-valid] or [crash-on-invalid]Prefer [crash-on-valid] or [crash-on-invalid]

generated by fuzzer

objective-c++

Status: Open.

Bug

#208615 In llvm/llvm-project;

· hongtaihu opened on Jul 10, 2026

[flang] ASYNCHRONOUS/VOLATILE acquired by host association in a submodule is not representable in the module file (HostAssocDetails omitted by the writer)

flang:frontend

Status: Open.

#208613 In llvm/llvm-project;

· eugeneepshteyn opened on Jul 10, 2026

[x86] Incorrect load combining causing OOB reads (and thus segfaults at runtime)

backend:X86

miscompilation

Status: Open.

Bug

#208611 In llvm/llvm-project;

· scottmcm opened on Jul 10, 2026

Apple clang version 21.0.0 (clang-2100.1.1.101) target arm64-apple-darwin25.5.0 optimizer causes crash.

clangClang issues not falling into any other categoryClang issues not falling into any other category

Status: Open.

#208606 In llvm/llvm-project;

· gwgill opened on Jul 10, 2026

[flang] VOLATILE attribute acquired by host association is ignored in lowering (loads/stores not volatile)

flang:fir-hlfir

Status: Open.

#208588 In llvm/llvm-project;

· eugeneepshteyn opened on Jul 9, 2026

[libc] LIBC_CONF_PRINTF_DISABLE_FLOAT behavior

libc

Status: Open.

#208580 In llvm/llvm-project;

· Prabhuk opened on Jul 9, 2026

Improving usability of modular printf

libc

Status: Open.

#208579 In llvm/llvm-project;

· Prabhuk opened on Jul 9, 2026

Cross-compiling clang with extras fails with: ninja: error: unknown target 'clang-tidy-confusable-chars-gen'

build-problem

clang-tools-extra

Status: Open.

#208573 In llvm/llvm-project;

· peppergrayxyz opened on Jul 9, 2026

[RISCV] RV64 missed optimization? Narrow trunc(load i64) to lbu

backend:RISC-V

missed-optimization

Status: Open.

#208549 In llvm/llvm-project;

· ParkHanbum opened on Jul 9, 2026

Clang Analyzer reports initialized coroutine promise members as garbage in await_transform

clang:static analyzer

false-positiveWarning fires when it should notWarning fires when it should not

regression:15Regression in 15 releaseRegression in 15 release

Status: Open.

Bug

#208531 In llvm/llvm-project;

· snarkmaster opened on Jul 9, 2026

[RISCV] Remove performReverseEVLCombine and performVP_STORECombine

backend:RISC-V

Status: Open.

#208502 In llvm/llvm-project;

· lukel97 opened on Jul 9, 2026

[clang] Crash (in ASTContext::getTypeInfoImpl) with deleted function in call-chain

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

crashPrefer [crash-on-valid] or [crash-on-invalid]Prefer [crash-on-valid] or [crash-on-invalid]

regression:16Regression in 16 releaseRegression in 16 release

Status: Open.

Bug

#208488 In llvm/llvm-project;

· VReichelt opened on Jul 9, 2026