[clang] [clang-tools-extra] [llvm] [clang] Introduce diagnostics suppression mappings (PR #112517)

[Michael Buch via cfe-commits]

Michael137 wrote:

FYI, looks like this is causing following LLDB builds to fail: https://green.lab.llvm.org/job/llvm.org/view/LLDB/job/as-lldb-cmake/15106/execution/node/97/log/
```
Unresolved Tests (17):
  lldb-api :: commands/expression/import-std-module/array/TestArrayFromStdModule.py
  lldb-api :: commands/expression/import-std-module/deque-basic/TestDequeFromStdModule.py
  lldb-api :: commands/expression/import-std-module/deque-dbg-info-content/TestDbgInfoContentDequeFromStdModule.py
  lldb-api :: commands/expression/import-std-module/forward_list-dbg-info-content/TestDbgInfoContentForwardListFromStdModule.py
  lldb-api :: commands/expression/import-std-module/forward_list/TestForwardListFromStdModule.py
  lldb-api :: commands/expression/import-std-module/iterator/TestIteratorFromStdModule.py
  lldb-api :: commands/expression/import-std-module/list-dbg-info-content/TestDbgInfoContentListFromStdModule.py
  lldb-api :: commands/expression/import-std-module/list/TestListFromStdModule.py
  lldb-api :: commands/expression/import-std-module/non-module-type-separation/TestNonModuleTypeSeparation.py
  lldb-api :: commands/expression/import-std-module/retry-with-std-module/TestRetryWithStdModule.py
  lldb-api :: commands/expression/import-std-module/shared_ptr-dbg-info-content/TestSharedPtrDbgInfoContentFromStdModule.py
  lldb-api :: commands/expression/import-std-module/shared_ptr/TestSharedPtrFromStdModule.py
  lldb-api :: commands/expression/import-std-module/unique_ptr-dbg-info-content/TestUniquePtrDbgInfoContent.py
  lldb-api :: commands/expression/import-std-module/unique_ptr/TestUniquePtrFromStdModule.py
  lldb-api :: commands/expression/import-std-module/vector-of-vectors/TestVectorOfVectorsFromStdModule.py
  lldb-api :: commands/expression/import-std-module/weak_ptr-dbg-info-content/TestDbgInfoContentWeakPtrFromStdModule.py
  lldb-api :: commands/expression/import-std-module/weak_ptr/TestWeakPtrFromStdModule.py
```

Example assertion:
```
Assertion failed: (0 && "Invalid SLocOffset or bad function choice"), function getFileIDLoaded, file SourceManager.cpp, line 867.
PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace.
``

https://github.com/llvm/llvm-project/pull/112517