[llvm] [CodeGen] Introduce `MachineDomTreeUpdater` (PR #95369)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `arc-builder` running on `arc-worker` while building `llvm` at step 5 "build-unified-tree".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/3/builds/659

Here is the relevant piece of the build log for the reference:
```
Step 5 (build-unified-tree) failure: build (failure)
...
130.432 [3480/16/522] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/LiveRangeEdit.cpp.o
130.601 [3479/16/523] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/LocalStackSlotAllocation.cpp.o
130.709 [3478/16/524] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/LiveIntervals.cpp.o
130.765 [3477/16/525] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineBranchProbabilityInfo.cpp.o
131.850 [3476/16/526] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/LowerEmuTLS.cpp.o
132.827 [3475/16/527] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/LiveVariables.cpp.o
134.538 [3474/16/528] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineCFGPrinter.cpp.o
135.329 [3473/16/529] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/LiveDebugVariables.cpp.o
135.682 [3472/16/530] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineCombiner.cpp.o
135.853 [3471/16/531] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineDomTreeUpdater.cpp.o
FAILED: lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineDomTreeUpdater.cpp.o 
/usr/bin/c++ -DGTEST_HAS_RTTI=0 -D_DEBUG -D_GLIBCXX_ASSERTIONS -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -Ilib/CodeGen -I/buildbot/worker/arc-folder/llvm-project/llvm/lib/CodeGen -Iinclude -I/buildbot/worker/arc-folder/llvm-project/llvm/include -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -fno-lifetime-dse -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-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 -UNDEBUG -std=c++17 -MD -MT lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineDomTreeUpdater.cpp.o -MF lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineDomTreeUpdater.cpp.o.d -o lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineDomTreeUpdater.cpp.o -c /buildbot/worker/arc-folder/llvm-project/llvm/lib/CodeGen/MachineDomTreeUpdater.cpp
In file included from /buildbot/worker/arc-folder/llvm-project/llvm/include/llvm/CodeGen/MachineDomTreeUpdater.h:21,
                 from /buildbot/worker/arc-folder/llvm-project/llvm/lib/CodeGen/MachineDomTreeUpdater.cpp:14:
/buildbot/worker/arc-folder/llvm-project/llvm/include/llvm/CodeGen/MachinePostDominators.h:53:3: error: 'llvm::MachinePostDominatorTree::MachinePostDominatorTree(llvm::MachineFunction&)' cannot be overloaded with 'llvm::MachinePostDominatorTree::MachinePostDominatorTree(llvm::MachineFunction&)'
   53 |   MachinePostDominatorTree(MachineFunction &MF) { recalculate(MF); }
      |   ^~~~~~~~~~~~~~~~~~~~~~~~
/buildbot/worker/arc-folder/llvm-project/llvm/include/llvm/CodeGen/MachinePostDominators.h:51:12: note: previous declaration 'llvm::MachinePostDominatorTree::MachinePostDominatorTree(llvm::MachineFunction&)'
   51 |   explicit MachinePostDominatorTree(MachineFunction &MF) { recalculate(MF); }
      |            ^~~~~~~~~~~~~~~~~~~~~~~~
136.355 [3471/15/532] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineBlockFrequencyInfo.cpp.o
136.422 [3471/14/533] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineBlockPlacement.cpp.o
FAILED: lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineBlockPlacement.cpp.o 
/usr/bin/c++ -DGTEST_HAS_RTTI=0 -D_DEBUG -D_GLIBCXX_ASSERTIONS -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -Ilib/CodeGen -I/buildbot/worker/arc-folder/llvm-project/llvm/lib/CodeGen -Iinclude -I/buildbot/worker/arc-folder/llvm-project/llvm/include -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -fno-lifetime-dse -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-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 -UNDEBUG -std=c++17 -MD -MT lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineBlockPlacement.cpp.o -MF lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineBlockPlacement.cpp.o.d -o lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineBlockPlacement.cpp.o -c /buildbot/worker/arc-folder/llvm-project/llvm/lib/CodeGen/MachineBlockPlacement.cpp
In file included from /buildbot/worker/arc-folder/llvm-project/llvm/lib/CodeGen/MachineBlockPlacement.cpp:44:
/buildbot/worker/arc-folder/llvm-project/llvm/include/llvm/CodeGen/MachinePostDominators.h:53:3: error: 'llvm::MachinePostDominatorTree::MachinePostDominatorTree(llvm::MachineFunction&)' cannot be overloaded with 'llvm::MachinePostDominatorTree::MachinePostDominatorTree(llvm::MachineFunction&)'
   53 |   MachinePostDominatorTree(MachineFunction &MF) { recalculate(MF); }
      |   ^~~~~~~~~~~~~~~~~~~~~~~~
/buildbot/worker/arc-folder/llvm-project/llvm/include/llvm/CodeGen/MachinePostDominators.h:51:12: note: previous declaration 'llvm::MachinePostDominatorTree::MachinePostDominatorTree(llvm::MachineFunction&)'
   51 |   explicit MachinePostDominatorTree(MachineFunction &MF) { recalculate(MF); }
      |            ^~~~~~~~~~~~~~~~~~~~~~~~
136.650 [3471/13/534] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineCheckDebugify.cpp.o
137.307 [3471/12/535] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineConvergenceVerifier.cpp.o
137.514 [3471/11/536] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineCopyPropagation.cpp.o
137.861 [3471/10/537] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineCSE.cpp.o
138.251 [3471/9/538] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineCycleAnalysis.cpp.o
138.680 [3471/8/539] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineDominanceFrontier.cpp.o
138.942 [3471/7/540] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineDebugify.cpp.o
139.281 [3471/6/541] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineFrameInfo.cpp.o
140.033 [3471/5/542] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineBasicBlock.cpp.o
140.523 [3471/4/543] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineDominators.cpp.o
140.881 [3471/3/544] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/LLVMTargetMachine.cpp.o
141.519 [3471/2/545] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineFunctionPass.cpp.o
144.069 [3471/1/546] Building CXX object lib/CodeGen/CMakeFiles/LLVMCodeGen.dir/MachineFunction.cpp.o
ninja: build stopped: subcommand failed.

```

https://github.com/llvm/llvm-project/pull/95369