[clang] [clang-tools-extra] [lldb] [llvm] [clang][modules] Serialize `CodeGenOptions` (PR #146422)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `clang-cmake-x86_64-avx512-linux` running on `avx512-intel64` while building `clang-tools-extra,clang,lldb,llvm` at step 6 "build stage 1".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/133/builds/19616

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

```
Step 6 (build stage 1) failure: 'ninja' (failure)
...
[52/1111] Building DiagnosticRefactoringEnums.inc...
[53/1111] Building DiagnosticGroups.inc...
[54/1084] Building DiagnosticParseKinds.inc...
[55/1084] Building DiagnosticSerializationKinds.inc...
[56/1084] Building DiagnosticSemaKinds.inc...
[57/1084] Generating VCSVersion.inc
[58/1084] Building CXX object tools/llvm-config/CMakeFiles/llvm-config.dir/llvm-config.cpp.o
[59/1084] Building CXX object tools/clang/lib/AST/CMakeFiles/obj.clangAST.dir/ASTConsumer.cpp.o
[60/1084] Linking CXX executable bin/llvm-config
[61/1084] Building CXX object tools/clang/lib/Basic/CMakeFiles/obj.clangBasic.dir/Attributes.cpp.o
FAILED: tools/clang/lib/Basic/CMakeFiles/obj.clangBasic.dir/Attributes.cpp.o 
/usr/bin/c++ -DCLANG_EXPORTS -DEXPERIMENTAL_KEY_INSTRUCTIONS -DGTEST_HAS_RTTI=0 -D_DEBUG -D_GLIBCXX_ASSERTIONS -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/stage1/tools/clang/lib/Basic -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/lib/Basic -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/include -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/stage1/tools/clang/include -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/stage1/include -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/llvm/include -march=cascadelake -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-noexcept-type -Wdelete-non-virtual-dtor -Wsuggest-override -Wno-comment -Wno-misleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -fno-common -Woverloaded-virtual -O3 -DNDEBUG -std=c++17  -fno-exceptions -funwind-tables -fno-rtti -UNDEBUG -MD -MT tools/clang/lib/Basic/CMakeFiles/obj.clangBasic.dir/Attributes.cpp.o -MF tools/clang/lib/Basic/CMakeFiles/obj.clangBasic.dir/Attributes.cpp.o.d -o tools/clang/lib/Basic/CMakeFiles/obj.clangBasic.dir/Attributes.cpp.o -c /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/lib/Basic/Attributes.cpp
In file included from /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/include/clang/Basic/TargetInfo.h:21,
                 from /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/lib/Basic/Attributes.cpp:19:
/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/include/clang/Basic/CodeGenOptions.h:60:9: error: declaration of ‘using CFBranchLabelSchemeKind = enum class clang::CFBranchLabelSchemeKind’ changes meaning of ‘CFBranchLabelSchemeKind’ [-fpermissive]
   60 |   using CFBranchLabelSchemeKind = CFBranchLabelSchemeKind;
      |         ^~~~~~~~~~~~~~~~~~~~~~~
In file included from /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/include/clang/Basic/LangOptions.h:17,
                 from /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/lib/Basic/Attributes.cpp:16:
/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/include/clang/Basic/CFProtectionOptions.h:20:12: note: ‘CFBranchLabelSchemeKind’ declared here as ‘enum class clang::CFBranchLabelSchemeKind’
   20 | enum class CFBranchLabelSchemeKind {
      |            ^~~~~~~~~~~~~~~~~~~~~~~
[62/1084] Building CXX object tools/clang/lib/Lex/CMakeFiles/obj.clangLex.dir/DependencyDirectivesScanner.cpp.o
[63/1084] Building CXX object tools/clang/lib/Lex/CMakeFiles/obj.clangLex.dir/PreprocessorLexer.cpp.o
[64/1084] Building CXX object lib/Object/CMakeFiles/LLVMObject.dir/IRSymtab.cpp.o
[65/1084] Building CXX object tools/clang/lib/Lex/CMakeFiles/obj.clangLex.dir/MacroArgs.cpp.o
[66/1084] Building CXX object tools/clang/lib/Lex/CMakeFiles/obj.clangLex.dir/LiteralSupport.cpp.o
FAILED: tools/clang/lib/Lex/CMakeFiles/obj.clangLex.dir/LiteralSupport.cpp.o 
/usr/bin/c++ -DCLANG_EXPORTS -DEXPERIMENTAL_KEY_INSTRUCTIONS -DGTEST_HAS_RTTI=0 -D_DEBUG -D_GLIBCXX_ASSERTIONS -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/stage1/tools/clang/lib/Lex -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/lib/Lex -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/include -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/stage1/tools/clang/include -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/stage1/include -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/llvm/include -march=cascadelake -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-noexcept-type -Wdelete-non-virtual-dtor -Wsuggest-override -Wno-comment -Wno-misleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -fno-common -Woverloaded-virtual -O3 -DNDEBUG -std=c++17  -fno-exceptions -funwind-tables -fno-rtti -UNDEBUG -MD -MT tools/clang/lib/Lex/CMakeFiles/obj.clangLex.dir/LiteralSupport.cpp.o -MF tools/clang/lib/Lex/CMakeFiles/obj.clangLex.dir/LiteralSupport.cpp.o.d -o tools/clang/lib/Lex/CMakeFiles/obj.clangLex.dir/LiteralSupport.cpp.o -c /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/lib/Lex/LiteralSupport.cpp
In file included from /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/include/clang/Basic/TargetInfo.h:21,
                 from /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/lib/Lex/LiteralSupport.cpp:18:
/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/include/clang/Basic/CodeGenOptions.h:60:9: error: declaration of ‘using CFBranchLabelSchemeKind = enum class clang::CFBranchLabelSchemeKind’ changes meaning of ‘CFBranchLabelSchemeKind’ [-fpermissive]
   60 |   using CFBranchLabelSchemeKind = CFBranchLabelSchemeKind;
      |         ^~~~~~~~~~~~~~~~~~~~~~~
In file included from /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/include/clang/Basic/LangOptions.h:17,
                 from /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/lib/Lex/LiteralSupport.cpp:16:
/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/include/clang/Basic/CFProtectionOptions.h:20:12: note: ‘CFBranchLabelSchemeKind’ declared here as ‘enum class clang::CFBranchLabelSchemeKind’
   20 | enum class CFBranchLabelSchemeKind {
      |            ^~~~~~~~~~~~~~~~~~~~~~~
[67/1084] Building CXX object tools/clang/lib/AST/CMakeFiles/obj.clangAST.dir/DataCollection.cpp.o
[68/1084] Building CXX object tools/clang/lib/Lex/CMakeFiles/obj.clangLex.dir/PPCaching.cpp.o
[69/1084] Building CXX object tools/clang/lib/Lex/CMakeFiles/obj.clangLex.dir/PPExpressions.cpp.o
FAILED: tools/clang/lib/Lex/CMakeFiles/obj.clangLex.dir/PPExpressions.cpp.o 
/usr/bin/c++ -DCLANG_EXPORTS -DEXPERIMENTAL_KEY_INSTRUCTIONS -DGTEST_HAS_RTTI=0 -D_DEBUG -D_GLIBCXX_ASSERTIONS -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/stage1/tools/clang/lib/Lex -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/lib/Lex -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/include -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/stage1/tools/clang/include -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/stage1/include -I/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/llvm/include -march=cascadelake -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-noexcept-type -Wdelete-non-virtual-dtor -Wsuggest-override -Wno-comment -Wno-misleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -fno-common -Woverloaded-virtual -O3 -DNDEBUG -std=c++17  -fno-exceptions -funwind-tables -fno-rtti -UNDEBUG -MD -MT tools/clang/lib/Lex/CMakeFiles/obj.clangLex.dir/PPExpressions.cpp.o -MF tools/clang/lib/Lex/CMakeFiles/obj.clangLex.dir/PPExpressions.cpp.o.d -o tools/clang/lib/Lex/CMakeFiles/obj.clangLex.dir/PPExpressions.cpp.o -c /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/lib/Lex/PPExpressions.cpp
In file included from /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/include/clang/Basic/TargetInfo.h:21,
                 from /localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/lib/Lex/PPExpressions.cpp:21:
/localdisk2/buildbot/llvm-worker/clang-cmake-x86_64-avx512-linux/llvm/clang/include/clang/Basic/CodeGenOptions.h:60:9: error: declaration of ‘using CFBranchLabelSchemeKind = enum class clang::CFBranchLabelSchemeKind’ changes meaning of ‘CFBranchLabelSchemeKind’ [-fpermissive]
   60 |   using CFBranchLabelSchemeKind = CFBranchLabelSchemeKind;
      |         ^~~~~~~~~~~~~~~~~~~~~~~

```

</details>

https://github.com/llvm/llvm-project/pull/146422