[clang] [Clang] Remove 3-element vector load and store special handling (PR #104661)

Tue Jan 21 06:22:05 PST 2025

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `llvm-clang-x86_64-win-fast` running on `as-builder-3` while building `clang` at step 6 "build-unified-tree".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/2/builds/15293

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

```
Step 6 (build-unified-tree) failure: build (failure)
...
[2580/4131] Building CXX object tools\clang\tools\clang-sycl-linker\CMakeFiles\clang-sycl-linker.dir\ClangSYCLLinker.cpp.obj
[2581/4131] Linking CXX static library lib\LLVMARMInfo.lib
[2582/4131] Building CXX object tools\clang\lib\Basic\CMakeFiles\obj.clangBasic.dir\ObjCRuntime.cpp.obj
[2583/4131] Building CXX object tools\clang\lib\Basic\CMakeFiles\obj.clangBasic.dir\Stack.cpp.obj
[2584/4131] Building CXX object tools\clang\lib\Basic\CMakeFiles\obj.clangBasic.dir\MakeSupport.cpp.obj
[2585/4131] Building CXX object tools\clang\lib\Basic\CMakeFiles\obj.clangBasic.dir\Sarif.cpp.obj
[2586/4131] Building CXX object tools\clang\lib\Basic\CMakeFiles\obj.clangBasic.dir\FileSystemStatCache.cpp.obj
[2587/4131] Building CXX object tools\clang\lib\Basic\CMakeFiles\obj.clangBasic.dir\Diagnostic.cpp.obj
[2588/4131] Building CXX object tools\clang\lib\Basic\CMakeFiles\obj.clangBasic.dir\ParsedAttrInfo.cpp.obj
[2589/4131] Building CXX object tools\clang\lib\CodeGen\CMakeFiles\obj.clangCodeGen.dir\CGExpr.cpp.obj
FAILED: tools/clang/lib/CodeGen/CMakeFiles/obj.clangCodeGen.dir/CGExpr.cpp.obj 
C:\ninja\ccache.exe C:\PROGRA~1\MICROS~2\2022\COMMUN~1\VC\Tools\MSVC\1438~1.331\bin\Hostx64\x64\cl.exe  /nologo /TP -DCLANG_BUILD_STATIC -DGTEST_HAS_RTTI=0 -DUNICODE -D_CRT_NONSTDC_NO_DEPRECATE -D_CRT_NONSTDC_NO_WARNINGS -D_CRT_SECURE_NO_DEPRECATE -D_CRT_SECURE_NO_WARNINGS -D_HAS_EXCEPTIONS=0 -D_SCL_SECURE_NO_DEPRECATE -D_SCL_SECURE_NO_WARNINGS -D_UNICODE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -IC:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\build\tools\clang\lib\CodeGen -IC:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\clang\lib\CodeGen -IC:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\clang\include -IC:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\build\tools\clang\include -IC:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\build\include -IC:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include /DWIN32 /D_WINDOWS   /Zc:inline /Zc:preprocessor /Zc:__cplusplus /Oi /bigobj /permissive- /W4 -wd4141 -wd4146 -wd4244 -wd4267 -wd4291 -wd4351 -wd4456 -wd4457 -wd4458 -wd4459 -wd4503 -wd4624 -wd4722 -wd4100 -wd4127 -wd4512 -wd4505 -wd4610 -wd4510 -wd4702 -wd4245 -wd4706 -wd4310 -wd4701 -wd4703 -wd4389 -wd4611 -wd4805 -wd4204 -wd4577 -wd4091 -wd4592 -wd4319 -wd4709 -wd5105 -wd4324 -wd4251 -wd4275 -w14062 -we4238 /Gw /O2 /Ob2 /DNDEBUG -MD  /EHs-c- /GR- -std:c++17 /showIncludes /Fotools\clang\lib\CodeGen\CMakeFiles\obj.clangCodeGen.dir\CGExpr.cpp.obj /Fdtools\clang\lib\CodeGen\CMakeFiles\obj.clangCodeGen.dir\ /FS -c C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\clang\lib\CodeGen\CGExpr.cpp
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\clang\lib\CodeGen\CGExpr.cpp(2016): error C2039: 'iota': is not a member of 'std'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/Support/Errc.h(87): note: see declaration of 'std'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\clang\lib\CodeGen\CGExpr.cpp(2016): error C3861: 'iota': identifier not found
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\clang\lib\CodeGen\CGExpr.cpp(2156): error C2039: 'iota': is not a member of 'std'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\llvm\include\llvm/Support/Errc.h(87): note: see declaration of 'std'
C:\buildbot\as-builder-3\llvm-clang-x86_64-win-fast\llvm-project\clang\lib\CodeGen\CGExpr.cpp(2156): error C3861: 'iota': identifier not found
[2590/4131] Building CXX object tools\clang\lib\Basic\CMakeFiles\obj.clangBasic.dir\SanitizerSpecialCaseList.cpp.obj
[2591/4131] Building CXX object tools\clang\lib\Basic\CMakeFiles\obj.clangBasic.dir\FileEntry.cpp.obj
[2592/4131] Building CXX object tools\clang\lib\Basic\CMakeFiles\obj.clangBasic.dir\Sanitizers.cpp.obj
[2593/4131] Building CXX object tools\clang\lib\Basic\CMakeFiles\obj.clangBasic.dir\DiagnosticOptions.cpp.obj
[2594/4131] Building CXX object tools\clang\lib\Basic\CMakeFiles\obj.clangBasic.dir\FileManager.cpp.obj
[2595/4131] Building CXX object tools\clang\lib\Basic\CMakeFiles\obj.clangBasic.dir\SourceManager.cpp.obj
[2596/4131] Building CXX object tools\clang\lib\Basic\CMakeFiles\obj.clangBasic.dir\DarwinSDKInfo.cpp.obj
[2597/4131] Building CXX object tools\clang\lib\Basic\CMakeFiles\obj.clangBasic.dir\LangStandards.cpp.obj
[2598/4131] Linking CXX static library lib\LLVMBitReader.lib
[2599/4131] Building CXX object tools\clang\lib\Basic\CMakeFiles\obj.clangBasic.dir\SourceLocation.cpp.obj
[2600/4131] Building CXX object tools\clang\lib\Basic\CMakeFiles\obj.clangBasic.dir\StackExhaustionHandler.cpp.obj
[2601/4131] Building CXX object tools\clang\lib\Basic\CMakeFiles\obj.clangBasic.dir\SourceMgrAdapter.cpp.obj
[2602/4131] Building CXX object tools\clang\lib\Basic\CMakeFiles\obj.clangBasic.dir\NoSanitizeList.cpp.obj
[2603/4131] Linking CXX static library lib\LLVMCFGuard.lib
[2604/4131] Linking CXX static library lib\LLVMMCA.lib
[2605/4131] Linking CXX static library lib\LLVMFrontendHLSL.lib
[2606/4131] Building CXX object tools\clang\lib\Basic\CMakeFiles\obj.clangBasic.dir\TargetID.cpp.obj
[2607/4131] Linking CXX static library lib\LLVMAsmParser.lib
[2608/4131] Building CXX object tools\clang\lib\AST\CMakeFiles\obj.clangAST.dir\ByteCode\Compiler.cpp.obj
[2609/4131] Linking CXX executable bin\llvm-jitlink-executor.exe
[2610/4131] Building CXX object tools\clang\lib\Parse\CMakeFiles\obj.clangParse.dir\ParseExprCXX.cpp.obj
[2611/4131] Building CXX object tools\clang\lib\Basic\CMakeFiles\obj.clangBasic.dir\DiagnosticIDs.cpp.obj
[2612/4131] Building CXX object tools\clang\lib\Parse\CMakeFiles\obj.clangParse.dir\ParseObjc.cpp.obj
[2613/4131] Building CXX object tools\clang\lib\CrossTU\CMakeFiles\obj.clangCrossTU.dir\CrossTranslationUnit.cpp.obj
[2614/4131] Building CXX object tools\clang\lib\Parse\CMakeFiles\obj.clangParse.dir\ParsePragma.cpp.obj
[2615/4131] Building CXX object tools\clang\lib\Parse\CMakeFiles\obj.clangParse.dir\ParseOpenMP.cpp.obj
[2616/4131] Building CXX object tools\clang\lib\Parse\CMakeFiles\obj.clangParse.dir\ParseStmt.cpp.obj
[2617/4131] Building CXX object lib\Object\CMakeFiles\LLVMObject.dir\IRSymtab.cpp.obj
[2618/4131] Building CXX object tools\clang\lib\Basic\CMakeFiles\obj.clangBasic.dir\LangOptions.cpp.obj
[2619/4131] Building CXX object tools\clang\lib\Parse\CMakeFiles\obj.clangParse.dir\ParseExpr.cpp.obj
[2620/4131] Building CXX object tools\clang\lib\Parse\CMakeFiles\obj.clangParse.dir\ParseStmtAsm.cpp.obj

```

</details>

https://github.com/llvm/llvm-project/pull/104661