From: bugzilla@dpdk.org
To: dev@dpdk.org
Subject: [DPDK/core Bug 1798] Meson can't find MLX5 build dependencies with clang
Date: Fri, 03 Oct 2025 11:45:34 +0000 [thread overview]
Message-ID: <bug-1798-3@http.bugs.dpdk.org/> (raw)
http://bugs.dpdk.org/show_bug.cgi?id=1798
Bug ID: 1798
Summary: Meson can't find MLX5 build dependencies with clang
Product: DPDK
Version: unspecified
Hardware: All
OS: All
Status: UNCONFIRMED
Severity: normal
Priority: Normal
Component: core
Assignee: dev@dpdk.org
Reporter: alialnu@nvidia.com
Target Milestone: ---
Created attachment 331
--> http://bugs.dpdk.org/attachment.cgi?id=331&action=edit
Meson logs with and without the first bad commit
MLX5 drivers are getting disabled due to missing dependency warnings:
Message: Disabling mlx5 [drivers/net/mlx5]: missing internal dependency
"common_mlx5"
Build command:
CC=clang PKG_CONFIG_PATH=/opt/rdma-core/build/lib/pkgconfig meson
--werror --buildtype=debugoptimized build
OS: Ubuntu 22.04
Compiler: clang 14.0.0
Meson: 0.61.2
gcc does not reproduce.
$ PKG_CONFIG_PATH=:/opt/rdma-core/build/lib/pkgconfig pkg-config --modversion
libibverbs
1.15.60.0
git-bisect points to 0681e15f42df ("build: validate libraries returned from
meson find function").
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