[clang] [llvm] [clang][sycl][nvlink] Share static library linking in Frontend/Offloading (PR #201253)

Fri Jun 5 17:08:59 PDT 2026

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `clang-armv8-quick` running on `linaro-clang-armv8-quick` while building `clang,llvm` at step 5 "ninja check 1".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/154/builds/32326

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 5 (ninja check 1) failure: stage 1 checked (failure)
******************** TEST 'Clang :: Driver/msvc-link.c' FAILED ********************
Exit Code: 1

Command Output (stdout):
--
# RUN: at line 1
/home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/clang --target=i686-pc-windows-msvc -fuse-ld=link -L/var/empty -L/usr/lib -### /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c 2>&1 | /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/FileCheck --check-prefix=BASIC /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# executed command: /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/clang --target=i686-pc-windows-msvc -fuse-ld=link -L/var/empty -L/usr/lib '-###' /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# executed command: /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/FileCheck --check-prefix=BASIC /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# RUN: at line 11
/home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/clang --target=i686-pc-windows-msvc -shared -o a.dll -fuse-ld=link -### /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c 2>&1 | /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/FileCheck --check-prefix=DLL /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# executed command: /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/clang --target=i686-pc-windows-msvc -shared -o a.dll -fuse-ld=link '-###' /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# executed command: /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/FileCheck --check-prefix=DLL /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# RUN: at line 17
/home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/clang --driver-mode=cl /Brepro -fuse-ld=link -### -- /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c 2>&1 | /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/FileCheck --check-prefix=REPRO /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# executed command: /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/clang --driver-mode=cl /Brepro -fuse-ld=link '-###' -- /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# executed command: /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/FileCheck --check-prefix=REPRO /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# RUN: at line 23
/home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/clang --driver-mode=cl /Brepro- -fuse-ld=link -### -- /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c 2>&1 | /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/FileCheck --check-prefix=NOREPRO /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# executed command: /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/clang --driver-mode=cl /Brepro- -fuse-ld=link '-###' -- /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# executed command: /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/FileCheck --check-prefix=NOREPRO /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# RUN: at line 29
/home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/clang --driver-mode=cl -fuse-ld=lld --vfsoverlay /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c -### -- /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c 2>&1 | /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/FileCheck --check-prefix=VFSOVERLAY /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# executed command: /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/clang --driver-mode=cl -fuse-ld=lld --vfsoverlay /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c '-###' -- /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# executed command: /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/FileCheck --check-prefix=VFSOVERLAY /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# RUN: at line 35
/home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/clang --target=arm64ec-pc-windows-msvc -fuse-ld=link -### /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c 2>&1 | /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/FileCheck --check-prefix=ARM64EC /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# executed command: /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/clang --target=arm64ec-pc-windows-msvc -fuse-ld=link '-###' /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# executed command: /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/FileCheck --check-prefix=ARM64EC /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# RUN: at line 36
/home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/clang --driver-mode=cl --target=arm64ec-pc-windows-msvc -fuse-ld=link -### -- /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c 2>&1 | /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/FileCheck --check-prefix=ARM64EC /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# executed command: /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/clang --driver-mode=cl --target=arm64ec-pc-windows-msvc -fuse-ld=link '-###' -- /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# executed command: /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/FileCheck --check-prefix=ARM64EC /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# RUN: at line 37
/home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/clang --driver-mode=cl -arm64EC -fuse-ld=link -### -- /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c 2>&1 | /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/FileCheck --check-prefix=ARM64EC /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# executed command: /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/clang --driver-mode=cl -arm64EC -fuse-ld=link '-###' -- /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# executed command: /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/FileCheck --check-prefix=ARM64EC /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# RUN: at line 40
/home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/clang --target=arm64ec-pc-windows-msvc -fuse-ld=link -marm64x -### /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c 2>&1 |         /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/FileCheck --check-prefix=ARM64X /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# executed command: /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/clang --target=arm64ec-pc-windows-msvc -fuse-ld=link -marm64x '-###' /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# executed command: /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/FileCheck --check-prefix=ARM64X /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# RUN: at line 42
/home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/clang --target=aarch64-pc-windows-msvc -fuse-ld=link -marm64x -### /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c 2>&1 |         /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/FileCheck --check-prefix=ARM64X /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# executed command: /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/clang --target=aarch64-pc-windows-msvc -fuse-ld=link -marm64x '-###' /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# executed command: /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/FileCheck --check-prefix=ARM64X /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# RUN: at line 44
/home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/clang --driver-mode=cl -marm64x -fuse-ld=link -### -- /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c 2>&1 | /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/FileCheck --check-prefix=ARM64X /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# executed command: /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/clang --driver-mode=cl -marm64x -fuse-ld=link '-###' -- /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# executed command: /home/tcwg-buildbot/worker/clang-armv8-quick/stage1/bin/FileCheck --check-prefix=ARM64X /home/tcwg-buildbot/worker/clang-armv8-quick/llvm/clang/test/Driver/msvc-link.c
# RUN: at line 45
...

```

</details>

https://github.com/llvm/llvm-project/pull/201253