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[VPlan] Crashes at -O3: Assertion `(!BB || Parent == NodeTrait::getParent(const_cast<NodeT *>(BB))) && "cannot get DomTreeNode of block with different parent"' failed.

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

generated by fuzzer

vectorizers

Status: Open.

Bug

#191332 In llvm/llvm-project;

· zxt5 opened on Apr 10, 2026

[X86] Missed Fold: vgf2p8affineqb(x | C, M, imm8) => vgf2p8affineqb(x, M & ~C, (u8)vgf2p8affineqb(C, M, imm8))

backend:X86

missed-optimization

Status: Open.

#191327 In llvm/llvm-project;

· WalterKruger opened on Apr 9, 2026

[X86] Missed Reassociation: vgf2p8affineqb(x & splat(C), m) => vgf2p8affineqb(x, m & splat(C))

backend:X86

missed-optimization

Status: Open.

#191325 In llvm/llvm-project;

· WalterKruger opened on Apr 9, 2026

[clang-format] Tabular alignment based on internal operators

clang-format

Status: Open.

#191320 In llvm/llvm-project;

· nabelekt opened on Apr 9, 2026

[Flang][OpenMP] Compiler crach on OpenMP atomic capture with complex type swap

flang:openmp

Status: Open.

#191317 In llvm/llvm-project;

· chichunchen opened on Apr 9, 2026

[X86] tryCompressVPMOVPattern folds to VEX instruction using extended registers (ymm16-31)

backend:X86

Status: Open.

#191304 In llvm/llvm-project;

· abadams opened on Apr 9, 2026

[clang-format] Setting language with another extension than the default one

clang-format

Status: Open.

#191295 In llvm/llvm-project;

· Julien-Elie opened on Apr 9, 2026

[SLP] Strided loads are incorrectly created during re-vectorization

llvm:SLPVectorizer

Status: Open.

#191292 In llvm/llvm-project;

· bababuck opened on Apr 9, 2026

Newly added llvm-test-suite forced opt vectorizer tests have failure for RVV targets

backend:RISC-V

miscompilation

test-suite

Status: Open.

Bug

#191285 In llvm/llvm-project;

· asb opened on Apr 9, 2026

[libc] Implement tmpfile

libc

Status: Open.

#191281 In llvm/llvm-project;

· michaelrj-google opened on Apr 9, 2026

[libc] implement tmpnam

libc

Status: Open.

#191280 In llvm/llvm-project;

· michaelrj-google opened on Apr 9, 2026

[libc] implement mkstemp

libc

Status: Open.

#191266 In llvm/llvm-project;

· michaelrj-google opened on Apr 9, 2026