[llvm] [LLVMABI] Create ABI Utils (PR #185105)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `llvm-clang-x86_64-gcc-ubuntu-no-asserts` running on `doug-worker-6` while building `llvm` at step 5 "build-unified-tree".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/202/builds/6101

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

```
Step 5 (build-unified-tree) failure: build (failure)
...
14.127 [6625/8/1012] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MIRSampleProfile.cpp.o
14.137 [6624/8/1013] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MIRYamlMapping.cpp.o
14.151 [6623/8/1014] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MIR2Vec.cpp.o
14.157 [6622/8/1015] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MLRegAllocEvictAdvisor.cpp.o
14.171 [6621/8/1016] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MLRegAllocPriorityAdvisor.cpp.o
14.173 [6620/8/1017] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MultiHazardRecognizer.cpp.o
14.188 [6619/8/1018] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/ModuloSchedule.cpp.o
14.196 [6618/8/1019] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/PatchableFunction.cpp.o
14.203 [6617/8/1020] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MBFIWrapper.cpp.o
14.204 [6616/8/1021] Building CXX object lib/ABI/CMakeFiles/LLVMABI.dir/FunctionInfo.cpp.o
FAILED: lib/ABI/CMakeFiles/LLVMABI.dir/FunctionInfo.cpp.o 
/opt/ccache/bin/g++ -D_GLIBCXX_USE_CXX11_ABI=1 -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/home/buildbot/buildbot-root/gcc-no-asserts/build/lib/ABI -I/home/buildbot/buildbot-root/gcc-no-asserts/llvm-project/llvm/lib/ABI -I/home/buildbot/buildbot-root/gcc-no-asserts/build/include -I/home/buildbot/buildbot-root/gcc-no-asserts/llvm-project/llvm/include -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wno-missing-field-initializers -pedantic -Wno-long-long -Wimplicit-fallthrough -Wno-uninitialized -Wno-nonnull -Wno-class-memaccess -Wno-redundant-move -Wno-pessimizing-move -Wno-array-bounds -Wno-noexcept-type -Wdelete-non-virtual-dtor -Wsuggest-override -Wno-comment -Wno-misleading-indentation -fdiagnostics-color -ffunction-sections -fdata-sections -O3 -DNDEBUG -fno-exceptions -funwind-tables -fno-rtti -std=c++17 -MD -MT lib/ABI/CMakeFiles/LLVMABI.dir/FunctionInfo.cpp.o -MF lib/ABI/CMakeFiles/LLVMABI.dir/FunctionInfo.cpp.o.d -o lib/ABI/CMakeFiles/LLVMABI.dir/FunctionInfo.cpp.o -c /home/buildbot/buildbot-root/gcc-no-asserts/llvm-project/llvm/lib/ABI/FunctionInfo.cpp
In file included from /home/buildbot/buildbot-root/gcc-no-asserts/llvm-project/llvm/lib/ABI/FunctionInfo.cpp:9:
/home/buildbot/buildbot-root/gcc-no-asserts/llvm-project/llvm/include/llvm/ABI/FunctionInfo.h:55:11: error: declaration of ‘llvm::Align llvm::abi::ArgInfo::IndirectAttrInfo::Align’ changes meaning of ‘Align’ [-fpermissive]
   55 |     Align Align;
      |           ^~~~~
In file included from /home/buildbot/buildbot-root/gcc-no-asserts/llvm-project/llvm/include/llvm/ABI/Types.h:21,
                 from /home/buildbot/buildbot-root/gcc-no-asserts/llvm-project/llvm/include/llvm/ABI/FunctionInfo.h:17,
                 from /home/buildbot/buildbot-root/gcc-no-asserts/llvm-project/llvm/lib/ABI/FunctionInfo.cpp:9:
/home/buildbot/buildbot-root/gcc-no-asserts/llvm-project/llvm/include/llvm/Support/Alignment.h:39:8: note: ‘Align’ declared here as ‘struct llvm::Align’
   39 | struct Align {
      |        ^~~~~
14.213 [6616/7/1022] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MIRPrinter.cpp.o
14.222 [6616/6/1023] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/NonRelocatableStringpool.cpp.o
14.226 [6616/5/1024] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MIRPrintingPass.cpp.o
14.243 [6616/4/1025] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MacroFusion.cpp.o
16.018 [6616/3/1026] Building AArch64GenDAGISel.inc...
25.743 [6616/2/1027] Building AMDGPUGenPostLegalizeGICombiner.inc...
25.891 [6616/1/1028] Building AMDGPUGenPreLegalizeGICombiner.inc...
ninja: build stopped: subcommand failed.

```

</details>

https://github.com/llvm/llvm-project/pull/185105