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llama.cpp update adds OpenCL fixes for Q4_K weight limits

The llama.cpp library release b11558 (Oct 11, 2026) improves OpenCL handling of Q4_K weight images and fixes several kernel bugs.

NoteBy Published by Oossa: 1 min read

The open‑source llama.cpp project released version b11558 on Oct 11, 2026. The update fixes a bug that caused OpenCL kernels to exceed device image limits when using Q4_K quantized weights. It also adds a fallback path for devices that hit those limits, and corrects broadcasting and RMS‑norm calculations for Q4_0 kernels. The changes were co‑authored by Hongqiang Wang of Qualcomm.

Why it matters

Developers using llama.cpp on GPUs can now run Q4_K quantized models on more hardware without crashes.

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