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[CodeGenPrepare] Miscompile due to GEP unmerging

new issue

Status: Open.

#193487 In llvm/llvm-project;

· MuellerMP opened on Apr 22, 2026

clang crashes on valid code at -O{2,3} on x86_64-linux-gnu: Assertion `N->getOpcode() != ISD::DELETED_NODE && "DELETED_NODE in CSEMap!"' failed

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

Status: Open.

#193475 In llvm/llvm-project;

· zhendongsu opened on Apr 22, 2026

Clang accepts definiton of a local nested class in a non-enclosing block scope

c++

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

Status: Open.

#193472 In llvm/llvm-project;

· Endilll opened on Apr 22, 2026

[MLIR][Ptr] Why is ptr.load not (obviously) lowered to LLVM::LoadOp? Recommended pipeline?

mlir

Status: Open.

#193471 In llvm/llvm-project;

· sgjzfzzf opened on Apr 22, 2026

--color-diagnostics added to CUDA and Fortran linkers

new issue

Status: Open.

#193454 In llvm/llvm-project;

· Meinersbur opened on Apr 22, 2026

Clang generates a segmentation fault when compiling RISC-V assembly

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

Status: Open.

#193443 In llvm/llvm-project;

· rantvm opened on Apr 22, 2026

Request Commit Access For idubinov

infra:commit-access-request

Status: Open.

#193442 In llvm/llvm-project;

· idubinov opened on Apr 22, 2026

[clang-tidy] report performance-prefer-single-char-overloads for stream insertion

clang-tidy

enhancementImproving things as opposed to bug fixing, e.g. new or missing featureImproving things as opposed to bug fixing, e.g. new or missing feature

Status: Open.

Feature

#193441 In llvm/llvm-project;

· firewave opened on Apr 22, 2026

[Flang][OpenMP] Incorrect semantic error for threadprivate directives in internal procedures

flang:frontend

flang:openmp

Status: Open.

#193439 In llvm/llvm-project;

· yus3710-fj opened on Apr 22, 2026

[Flang] Undetected runtime error for direct-access read of an unwritten record

flangFlang issues not falling into any other categoryFlang issues not falling into any other category

Status: Open.

#193434 In llvm/llvm-project;

· ejose02 opened on Apr 22, 2026

[Flang][OpenMP] OpenMP 5.0 relaxes restrictions on the nonmonotonic modifier in schedule clauses but Flang still rejects them

flang:frontend

flang:openmp

Status: Open.

#193432 In llvm/llvm-project;

· yus3710-fj opened on Apr 22, 2026

[Flang][OpenMP] Missing error reporting for declare reduction directives treating omp_in and omp_out as arrays

flang:frontend

flang:openmp

Status: Open.

#193431 In llvm/llvm-project;

· yus3710-fj opened on Apr 22, 2026