[llvm] [AArch64] NFCI: Simplify LowerVectorFP_TO_INT_SAT (part 2) (PR #207199)

Tue Jul 14 02:35:51 PDT 2026

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `release-noassertions-warnings` running on `google-integrate-b1` while building `llvm` at step 6 "build-default".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/228/builds/4710

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

```
Step 6 (build-default) failure: cmake (failure)
...
33.457 [4960/34/3660] Building CXX object lib/Target/XCore/CMakeFiles/LLVMXCoreCodeGen.dir/XCoreTargetObjectFile.cpp.o
33.458 [4959/34/3661] Building CXX object lib/Target/XCore/CMakeFiles/LLVMXCoreCodeGen.dir/XCoreSelectionDAGInfo.cpp.o
33.458 [4958/34/3662] Linking CXX static library lib/libLLVMVEDesc.a
33.459 [4957/34/3663] Linking CXX static library lib/libLLVMWebAssemblyInfo.a
33.460 [4956/34/3664] Linking CXX static library lib/libLLVMPowerPCAsmParser.a
33.460 [4955/34/3665] Building CXX object lib/Target/XCore/MCTargetDesc/CMakeFiles/LLVMXCoreDesc.dir/XCoreInstPrinter.cpp.o
33.461 [4954/34/3666] Building CXX object lib/Target/XCore/CMakeFiles/LLVMXCoreCodeGen.dir/XCoreFrameToArgsOffsetElim.cpp.o
33.462 [4953/34/3667] Building CXX object lib/Target/XCore/Disassembler/CMakeFiles/LLVMXCoreDisassembler.dir/XCoreDisassembler.cpp.o
33.463 [4952/34/3668] Building CXX object lib/Target/XCore/MCTargetDesc/CMakeFiles/LLVMXCoreDesc.dir/XCoreMCTargetDesc.cpp.o
33.464 [4951/34/3669] Building CXX object lib/Target/AArch64/CMakeFiles/LLVMAArch64CodeGen.dir/AArch64ISelLowering.cpp.o
FAILED: lib/Target/AArch64/CMakeFiles/LLVMAArch64CodeGen.dir/AArch64ISelLowering.cpp.o 
CCACHE_CPP2=yes CCACHE_HASHDIR=yes CCACHE_SLOPPINESS=pch_defines,time_macros /usr/bin/ccache /usr/bin/c++ -D_GLIBCXX_USE_CXX11_ABI=1 -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/b/release-noassertions-warnings-build/build/lib/Target/AArch64 -I/b/release-noassertions-warnings-build/llvm-project/llvm/lib/Target/AArch64 -I/b/release-noassertions-warnings-build/build/include -I/b/release-noassertions-warnings-build/llvm-project/llvm/include -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror -Werror=date-time -Werror=unguarded-availability-new -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wmissing-field-initializers -pedantic -Wno-long-long -Wc++98-compat-extra-semi -Wimplicit-fallthrough -Wcovered-switch-default -Wno-noexcept-type -Wnon-virtual-dtor -Wdelete-non-virtual-dtor -Wsuggest-override -Wstring-conversion -Wno-pass-failed -Wmisleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -Xclang -fno-pch-timestamp -O3 -DNDEBUG -std=c++17 -fvisibility=hidden -fno-exceptions -funwind-tables -fno-rtti -Winvalid-pch -Xclang -include-pch -Xclang /b/release-noassertions-warnings-build/build/lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/cmake_pch.hxx.pch -Xclang -include -Xclang /b/release-noassertions-warnings-build/build/lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/cmake_pch.hxx -MD -MT lib/Target/AArch64/CMakeFiles/LLVMAArch64CodeGen.dir/AArch64ISelLowering.cpp.o -MF lib/Target/AArch64/CMakeFiles/LLVMAArch64CodeGen.dir/AArch64ISelLowering.cpp.o.d -o lib/Target/AArch64/CMakeFiles/LLVMAArch64CodeGen.dir/AArch64ISelLowering.cpp.o -c /b/release-noassertions-warnings-build/llvm-project/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
/b/release-noassertions-warnings-build/llvm-project/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp:5201:18: error: unused variable 'DstElementWidth' [-Werror,-Wunused-variable]
 5201 |   const uint64_t DstElementWidth = DstVT.getScalarSizeInBits();
      |                  ^~~~~~~~~~~~~~~
1 error generated.
33.464 [4951/33/3670] Linking CXX static library lib/libLLVMMipsAsmParser.a
33.465 [4951/32/3671] Building CXX object lib/Target/XCore/MCTargetDesc/CMakeFiles/LLVMXCoreDesc.dir/XCoreMCAsmInfo.cpp.o
33.465 [4951/31/3672] Building CXX object lib/Target/XCore/TargetInfo/CMakeFiles/LLVMXCoreInfo.dir/XCoreTargetInfo.cpp.o
33.483 [4951/30/3673] Building LLVMInterfaces.cpp.inc...
33.483 [4951/29/3674] Building LLVMAttrInterfaces.h.inc...
33.483 [4951/28/3675] Building LLVMTypeInterfaces.cpp.inc...
33.488 [4951/27/3676] Building LLVMInterfaces.h.inc...
33.488 [4951/26/3677] Building LLVMTypeInterfaces.h.inc...
33.493 [4951/25/3678] Building NVGPUTypeDefs.h.inc...
33.493 [4951/24/3679] Building NVGPUTypeDefs.cpp.inc...
33.509 [4951/23/3680] Building OpenACCOpsAttributes.h.inc...
33.510 [4951/22/3681] Linking CXX static library lib/libLLVMSystemZAsmParser.a
33.511 [4951/21/3682] Linking CXX static library lib/libLLVMSystemZDisassembler.a
33.512 [4951/20/3683] Linking CXX static library lib/libLLVMVEAsmParser.a
33.517 [4951/19/3684] Building OpenACCOpsAttributes.cpp.inc...
33.521 [4951/18/3685] Linking CXX static library lib/libLLVMWebAssemblyDesc.a
33.527 [4951/17/3686] Linking CXX static library lib/libLLVMAsmParser.a
34.856 [4951/16/3687] Building X86GenFastISel.inc...
35.228 [4951/15/3688] Building X86GenGlobalISel.inc...
36.234 [4951/14/3689] Building X86GenDAGISel.inc...
37.103 [4951/13/3690] Building RISCVGenDAGISel.inc...
37.321 [4951/12/3691] Building RISCVGenInstrInfo.inc...
39.327 [4951/11/3692] Building RISCVGenGlobalISel.inc...
39.360 [4951/10/3693] Building X86GenInstrInfo.inc...
39.548 [4951/9/3694] Building X86GenSubtargetInfo.inc...
39.881 [4951/8/3695] Building AMDGPUGenCallingConv.inc...
41.702 [4951/7/3696] Building AMDGPUGenAsmWriter.inc...
45.114 [4951/6/3697] Building AMDGPUGenDAGISel.inc...
45.264 [4951/5/3698] Building AMDGPUGenInstrInfo.inc...
45.707 [4951/4/3699] Building AMDGPUGenGlobalISel.inc...
50.159 [4951/3/3700] Building AMDGPUGenAsmMatcher.inc...
51.638 [4951/2/3701] Building AMDGPUGenRegisterInfo.inc...
54.659 [4951/1/3702] Building AMDGPUGenRegisterBank.inc...

```

</details>

https://github.com/llvm/llvm-project/pull/207199