cppikawrakow/ik_llama.cpp #2113Not a task: already works

Bug: compilation on CPU without AVX-VNNI

envgap__ikawrakow__ik_llama.cpp-2113

Original GitHub issue ↗Dated source checkout ↗Opened 2026-07-12

01 / FAILURE SIGNATURE

As reported upstream

No identifying execution failure has been captured.

Not a benchmark task.

The project already builds and runs before the fix, so there is nothing to repair.

02 / ENVIRONMENT RECIPE

Base commit: e913807605f26e80feb2b5e9fe2b5c8e49ebd706
Manifest: ggml/CMakeLists.txt
Reproduce: Awaiting issue-specific recipe
Run under trace: Awaiting a meaningful runtime command

03 / ORIGINAL ISSUE TEXT

ikawrakow/ik_llama.cpp #2113 · read the original issue

### What happened?
After commit b2f263a0c458e7be5591a490cd34e19f8f95cd93,
`GGML_AVX512_BF16` was not triggered but `GGML_AVXVNNI` is.

### Name and Version

b2f263a0c458e7be5591a490cd34e19f8f95cd93
`GCC 14.2.0`
`Ubuntu 24.04`

### What operating system are you seeing the problem on?

Linux

### Relevant log output

```shell
llama_init_from_model:        CPU  output buffer size =     1.00 MiB
llama_init_from_model:        CPU compute buffer size =   513.50 MiB
llama_init_from_model: graph nodes  = 1058
llama_init_from_model: graph splits = 1
llama_init_from_model: enabling only_active_experts scheduling
test.sh: line 11: 87787 Illegal instruction     ./llama-cli -m gemma-4-E2B-it-qat-Q4_0.gguf
```

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