[llvm] [DirectX] Use an allow-list of DXIL compatible module metadata (PR #165290)

Wed Oct 29 14:03:46 PDT 2025

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `clang-aarch64-quick` running on `linaro-clang-aarch64-quick` while building `llvm` at step 5 "ninja check 1".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/65/builds/24691

<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 'Clangd Unit Tests :: ./ClangdTests/50/335' FAILED ********************
Script(shard):
--
GTEST_OUTPUT=json:/home/tcwg-buildbot/worker/clang-aarch64-quick/stage1/tools/clang/tools/extra/clangd/unittests/./ClangdTests-Clangd Unit Tests-714018-50-335.json GTEST_SHUFFLE=0 GTEST_TOTAL_SHARDS=335 GTEST_SHARD_INDEX=50 /home/tcwg-buildbot/worker/clang-aarch64-quick/stage1/tools/clang/tools/extra/clangd/unittests/./ClangdTests
--

Note: This is test shard 51 of 335.
[==========] Running 4 tests from 4 test suites.
[----------] Global test environment set-up.
[----------] 1 test from ClangdServerTest
[ RUN      ] ClangdServerTest.SearchLibDir
ASTWorker building file /clangd-test/foo.cpp version null with command 
[/clangd-test]
clang -ffreestanding -xc++ --target=x86_64-unknown-linux-gnu -m64 --gcc-toolchain=/randomusr -stdlib=libstdc++ /clangd-test/foo.cpp
Driver produced command: cc1 -cc1 -triple x86_64-unknown-linux-gnu -fsyntax-only -disable-free -clear-ast-before-backend -main-file-name foo.cpp -mrelocation-model pic -pic-level 2 -pic-is-pie -mframe-pointer=all -fmath-errno -ffp-contract=on -fno-rounding-math -mconstructor-aliases -ffreestanding -target-cpu x86-64 -tune-cpu generic -debugger-tuning=gdb -fdebug-compilation-dir=/clangd-test -fcoverage-compilation-dir=/clangd-test -resource-dir lib/clang/22 -internal-isystem /randomusr/lib/gcc/x86_64-linux-gnu/4.9.3/../../../../include/c++/4.9.3 -internal-isystem /randomusr/lib/gcc/x86_64-linux-gnu/4.9.3/../../../../include/c++/4.9.3/x86_64-linux-gnu/64 -internal-isystem /randomusr/lib/gcc/x86_64-linux-gnu/4.9.3/../../../../include/c++/4.9.3/backward -internal-isystem lib/clang/22/include -internal-isystem /usr/local/include -internal-isystem /randomusr/lib/gcc/x86_64-linux-gnu/4.9.3/../../../../x86_64-linux-gnu/include -internal-externc-isystem /include -internal-externc-isystem /usr/include -fdeprecated-macro -ferror-limit 19 -fgnuc-version=4.2.1 -fskip-odr-check-in-gmf -fcxx-exceptions -fexceptions -no-round-trip-args -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1 -x c++ /clangd-test/foo.cpp
Building first preamble for /clangd-test/foo.cpp version null
Built preamble of size 239256 for file /clangd-test/foo.cpp version null in 0.07 seconds
not idle after addDocument
UNREACHABLE executed at ../llvm/clang-tools-extra/clangd/unittests/SyncAPI.cpp:22!
 #0 0x0000ca8da49f9184 llvm::sys::PrintStackTrace(llvm::raw_ostream&, int) (/home/tcwg-buildbot/worker/clang-aarch64-quick/stage1/tools/clang/tools/extra/clangd/unittests/./ClangdTests+0xd09184)
 #1 0x0000ca8da49f6c74 llvm::sys::RunSignalHandlers() (/home/tcwg-buildbot/worker/clang-aarch64-quick/stage1/tools/clang/tools/extra/clangd/unittests/./ClangdTests+0xd06c74)
 #2 0x0000ca8da49f9fc4 SignalHandler(int, siginfo_t*, void*) Signals.cpp:0:0
 #3 0x0000f88f903868f8 (linux-vdso.so.1+0x8f8)
 #4 0x0000f88f8fea2008 __pthread_kill_implementation ./nptl/./nptl/pthread_kill.c:44:76
 #5 0x0000f88f8fe5a83c gsignal ./signal/../sysdeps/posix/raise.c:27:6
 #6 0x0000f88f8fe47134 abort ./stdlib/./stdlib/abort.c:81:7
 #7 0x0000ca8da49a53dc llvm::RTTIRoot::anchor() (/home/tcwg-buildbot/worker/clang-aarch64-quick/stage1/tools/clang/tools/extra/clangd/unittests/./ClangdTests+0xcb53dc)
 #8 0x0000ca8da483a2b4 clang::clangd::runCodeComplete(clang::clangd::ClangdServer&, llvm::StringRef, clang::clangd::Position, clang::clangd::CodeCompleteOptions) (/home/tcwg-buildbot/worker/clang-aarch64-quick/stage1/tools/clang/tools/extra/clangd/unittests/./ClangdTests+0xb4a2b4)
 #9 0x0000ca8da42f2b7c clang::clangd::(anonymous namespace)::ClangdServerTest_SearchLibDir_Test::TestBody() ClangdTests.cpp:0:0
#10 0x0000ca8da4a537e0 testing::Test::Run() (/home/tcwg-buildbot/worker/clang-aarch64-quick/stage1/tools/clang/tools/extra/clangd/unittests/./ClangdTests+0xd637e0)
#11 0x0000ca8da4a54af0 testing::TestInfo::Run() (/home/tcwg-buildbot/worker/clang-aarch64-quick/stage1/tools/clang/tools/extra/clangd/unittests/./ClangdTests+0xd64af0)
#12 0x0000ca8da4a556b8 testing::TestSuite::Run() (/home/tcwg-buildbot/worker/clang-aarch64-quick/stage1/tools/clang/tools/extra/clangd/unittests/./ClangdTests+0xd656b8)
#13 0x0000ca8da4a66400 testing::internal::UnitTestImpl::RunAllTests() (/home/tcwg-buildbot/worker/clang-aarch64-quick/stage1/tools/clang/tools/extra/clangd/unittests/./ClangdTests+0xd76400)
#14 0x0000ca8da4a65d6c testing::UnitTest::Run() (/home/tcwg-buildbot/worker/clang-aarch64-quick/stage1/tools/clang/tools/extra/clangd/unittests/./ClangdTests+0xd75d6c)
#15 0x0000ca8da4a3fbcc main (/home/tcwg-buildbot/worker/clang-aarch64-quick/stage1/tools/clang/tools/extra/clangd/unittests/./ClangdTests+0xd4fbcc)
#16 0x0000f88f8fe47400 __libc_start_call_main ./csu/../sysdeps/nptl/libc_start_call_main.h:74:3
#17 0x0000f88f8fe474d8 call_init ./csu/../csu/libc-start.c:128:20
#18 0x0000f88f8fe474d8 __libc_start_main ./csu/../csu/libc-start.c:379:5
#19 0x0000ca8da41857b0 _start (/home/tcwg-buildbot/worker/clang-aarch64-quick/stage1/tools/clang/tools/extra/clangd/unittests/./ClangdTests+0x4957b0)

--
exit: -6
--
shard JSON output does not exist: /home/tcwg-buildbot/worker/clang-aarch64-quick/stage1/tools/clang/tools/extra/clangd/unittests/./ClangdTests-Clangd Unit Tests-714018-50-335.json
********************

```

</details>

https://github.com/llvm/llvm-project/pull/165290