[clang] [OpenCL] Diagnose invalid conversion from pointer to vector (PR #180318)

LLVM Continuous Integration via cfe-commits cfe-commits at lists.llvm.org
Tue Feb 10 22:14:18 PST 2026


llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `sanitizer-x86_64-linux-fast` running on `sanitizer-buildbot3` while building `clang` at step 2 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/169/builds/19843

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

```
Step 2 (annotate) failure: 'python ../sanitizer_buildbot/sanitizers/zorg/buildbot/builders/sanitizers/buildbot_selector.py' (failure)
...
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using lld-link: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using ld.lld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/ld.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using lld-link: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/main.py:74: note: The test suite configuration requested an individual test timeout of 0 seconds but a timeout of 900 seconds was requested on the command line. Forcing timeout to be 900 seconds.
-- Testing: 96155 tests, 64 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90..
FAIL: LLVM :: ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s (78812 of 96155)
******************** TEST 'LLVM :: ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s' FAILED ********************
Exit Code: 1

Command Output (stdout):
--
# RUN: at line 1
rm -rf /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp && mkdir -p /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp
# executed command: rm -rf /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp
# note: command had no output on stdout or stderr
# executed command: mkdir -p /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp
# note: command had no output on stdout or stderr
# RUN: at line 2
/home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/yaml2obj /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/Inputs/COFF_weak_nolibrary_serach_def.yaml -o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_weak.o
# executed command: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/yaml2obj /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/Inputs/COFF_weak_nolibrary_serach_def.yaml -o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_weak.o
# note: command had no output on stdout or stderr
# RUN: at line 3
/home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/llvm-mc -filetype=obj -triple=x86_64-windows-msvc /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s -o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_main.o
# executed command: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/llvm-mc -filetype=obj -triple=x86_64-windows-msvc /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s -o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_main.o
# note: command had no output on stdout or stderr
# RUN: at line 4
not /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/llvm-jitlink -noexec -abs __ImageBase=0xfff00000  -slab-allocate 100Kb -slab-address 0xfff00000 -slab-page-size 4096  /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_weak.o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_main.o 2>&1 | /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/FileCheck /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s
# executed command: not /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/llvm-jitlink -noexec -abs __ImageBase=0xfff00000 -slab-allocate 100Kb -slab-address 0xfff00000 -slab-page-size 4096 /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_weak.o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_main.o
# note: command had no output on stdout or stderr
# error: command failed with exit status: 1
# executed command: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/FileCheck /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s
# note: command had no output on stdout or stderr

--

********************
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90..
Slowest Tests:
--------------------------------------------------------------------------
369.46s: LLVM :: CodeGen/AMDGPU/sched-group-barrier-pipeline-solver.mir
196.94s: LLVM :: CodeGen/SPIRV/extensions/SPV_INTEL_long_composites/long-spec-const-composite.ll
196.67s: LLVM :: CodeGen/AMDGPU/amdgcn.bitcast.1024bit.ll
196.00s: Clang :: Preprocessor/riscv-target-features.c
168.67s: Clang :: OpenMP/target_update_codegen.cpp
Step 10 (stage2/asan_ubsan check) failure: stage2/asan_ubsan check (failure)
...
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using lld-link: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using ld.lld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/ld.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using lld-link: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/main.py:74: note: The test suite configuration requested an individual test timeout of 0 seconds but a timeout of 900 seconds was requested on the command line. Forcing timeout to be 900 seconds.
-- Testing: 96155 tests, 64 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90..
FAIL: LLVM :: ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s (78812 of 96155)
******************** TEST 'LLVM :: ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s' FAILED ********************
Exit Code: 1

Command Output (stdout):
--
# RUN: at line 1
rm -rf /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp && mkdir -p /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp
# executed command: rm -rf /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp
# note: command had no output on stdout or stderr
# executed command: mkdir -p /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp
# note: command had no output on stdout or stderr
# RUN: at line 2
/home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/yaml2obj /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/Inputs/COFF_weak_nolibrary_serach_def.yaml -o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_weak.o
# executed command: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/yaml2obj /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/Inputs/COFF_weak_nolibrary_serach_def.yaml -o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_weak.o
# note: command had no output on stdout or stderr
# RUN: at line 3
/home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/llvm-mc -filetype=obj -triple=x86_64-windows-msvc /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s -o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_main.o
# executed command: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/llvm-mc -filetype=obj -triple=x86_64-windows-msvc /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s -o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_main.o
# note: command had no output on stdout or stderr
# RUN: at line 4
not /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/llvm-jitlink -noexec -abs __ImageBase=0xfff00000  -slab-allocate 100Kb -slab-address 0xfff00000 -slab-page-size 4096  /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_weak.o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_main.o 2>&1 | /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/FileCheck /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s
# executed command: not /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/llvm-jitlink -noexec -abs __ImageBase=0xfff00000 -slab-allocate 100Kb -slab-address 0xfff00000 -slab-page-size 4096 /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_weak.o /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/test/ExecutionEngine/JITLink/x86-64/Output/COFF_nolibrary_search.s.tmp/COFF_main.o
# note: command had no output on stdout or stderr
# error: command failed with exit status: 1
# executed command: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_asan_ubsan/bin/FileCheck /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/test/ExecutionEngine/JITLink/x86-64/COFF_nolibrary_search.s
# note: command had no output on stdout or stderr

--

********************
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90..
Slowest Tests:
--------------------------------------------------------------------------
369.46s: LLVM :: CodeGen/AMDGPU/sched-group-barrier-pipeline-solver.mir
196.94s: LLVM :: CodeGen/SPIRV/extensions/SPV_INTEL_long_composites/long-spec-const-composite.ll
196.67s: LLVM :: CodeGen/AMDGPU/amdgcn.bitcast.1024bit.ll
196.00s: Clang :: Preprocessor/riscv-target-features.c
168.67s: Clang :: OpenMP/target_update_codegen.cpp
Step 14 (stage2/msan check) failure: stage2/msan check (failure)
...
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using lld-link: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_msan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_msan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_msan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using ld.lld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_msan/bin/ld.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using lld-link: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_msan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_msan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_msan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-fast/build/llvm-project/llvm/utils/lit/lit/main.py:74: note: The test suite configuration requested an individual test timeout of 0 seconds but a timeout of 900 seconds was requested on the command line. Forcing timeout to be 900 seconds.
-- Testing: 96153 tests, 64 workers --
Testing:  0.. 10.. 20.. 30.. 40..
FAIL: Clangd Unit Tests :: ./ClangdTests/28/85 (1400 of 96153)
******************** TEST 'Clangd Unit Tests :: ./ClangdTests/28/85' FAILED ********************
Script(shard):
--
GTEST_OUTPUT=json:/home/b/sanitizer-x86_64-linux-fast/build/llvm_build_msan/tools/clang/tools/extra/clangd/unittests/./ClangdTests-Clangd Unit Tests-160274-28-85.json GTEST_SHUFFLE=0 GTEST_TOTAL_SHARDS=85 GTEST_SHARD_INDEX=28 /home/b/sanitizer-x86_64-linux-fast/build/llvm_build_msan/tools/clang/tools/extra/clangd/unittests/./ClangdTests
--

Script:
--
/home/b/sanitizer-x86_64-linux-fast/build/llvm_build_msan/tools/clang/tools/extra/clangd/unittests/./ClangdTests --gtest_filter=CompletionTest.DynamicIndexIncludeInsertion
--
ASTWorker building file /clangd-test/foo_impl.cpp version null with command 
[/clangd-test]
clang -ffreestanding /clangd-test/foo_impl.cpp
Driver produced command: cc1 -cc1 -triple x86_64-unknown-linux-gnu -fsyntax-only -disable-free -clear-ast-before-backend -main-file-name foo_impl.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/23 -internal-isystem lib/clang/23/include -internal-isystem /usr/local/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 -fdwarf2-cfi-asm -x c++ /clangd-test/foo_impl.cpp
Building first preamble for /clangd-test/foo_impl.cpp version null
Built preamble of size 253520 for file /clangd-test/foo_impl.cpp version null in 24.06 seconds
/home/b/sanitizer-x86_64-linux-fast/build/llvm-project/clang-tools-extra/clangd/unittests/CodeCompleteTests.cpp:1034: Failure
Value of: Server.blockUntilIdleForTest()
  Actual: false
Expected: true

indexed preamble AST for /clangd-test/foo_impl.cpp version null:
  symbol slab: 2 symbols, 4680 bytes
  ref slab: 0 symbols, 0 refs, 128 bytes
  relations slab: 0 relations, 24 bytes
Build dynamic index for header symbols with estimated memory usage of 7008 bytes
indexed file AST for /clangd-test/foo_impl.cpp version null:
  symbol slab: 1 symbols, 4448 bytes
  ref slab: 2 symbols, 2 refs, 4272 bytes
  relations slab: 0 relations, 24 bytes
Build dynamic index for main-file symbols with estimated memory usage of 11576 bytes

/home/b/sanitizer-x86_64-linux-fast/build/llvm-project/clang-tools-extra/clangd/unittests/CodeCompleteTests.cpp:1034
Value of: Server.blockUntilIdleForTest()
  Actual: false
Expected: true



```

</details>

https://github.com/llvm/llvm-project/pull/180318


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