[llvm] [Transforms][DXIL] Tool to generate resource metadata and annotations (PR #98939)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `premerge-monolithic-linux` running on `premerge-linux-1` while building `llvm` at step 7 "test-build-unified-tree-check-all".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/153/builds/3160

Here is the relevant piece of the build log for the reference:
```
Step 7 (test-build-unified-tree-check-all) failure: test (failure)
...
-- Skipping test for 'libc.src.string.memset_x86_64_opt_avx512' insufficient host cpu features 'AVX512F'
-- Compiler-RT supported architectures: x86_64
-- Generated Sanitizer SUPPORTED_TOOLS list on "Linux" is "asan;lsan;hwasan;msan;tsan;ubsan"
-- sanitizer_common tests on "Linux" will run against "asan;lsan;hwasan;msan;tsan;ubsan"
-- check-nsan does nothing.
-- check-shadowcallstack does nothing.
-- Configuring done
-- Generating done
-- Build files have been written to: /build/buildbot/premerge-monolithic-linux/build/runtimes/runtimes-bins
116.318 [17/31/1327] Building CXX object unittests/Transforms/Utils/CMakeFiles/UtilsTests.dir/DXILResourceTest.cpp.o
FAILED: unittests/Transforms/Utils/CMakeFiles/UtilsTests.dir/DXILResourceTest.cpp.o 
CCACHE_CPP2=yes CCACHE_HASHDIR=yes /usr/bin/ccache /usr/bin/clang++ -DBUILD_EXAMPLES -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/build/buildbot/premerge-monolithic-linux/build/unittests/Transforms/Utils -I/build/buildbot/premerge-monolithic-linux/llvm-project/llvm/unittests/Transforms/Utils -I/build/buildbot/premerge-monolithic-linux/build/include -I/build/buildbot/premerge-monolithic-linux/llvm-project/llvm/include -I/build/buildbot/premerge-monolithic-linux/llvm-project/third-party/unittest/googletest/include -I/build/buildbot/premerge-monolithic-linux/llvm-project/third-party/unittest/googlemock/include -gmlt -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -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 -Wmisleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -O3 -DNDEBUG  -Wno-variadic-macros -Wno-gnu-zero-variadic-macro-arguments -fno-exceptions -funwind-tables -fno-rtti -UNDEBUG -Wno-suggest-override -std=c++17 -MD -MT unittests/Transforms/Utils/CMakeFiles/UtilsTests.dir/DXILResourceTest.cpp.o -MF unittests/Transforms/Utils/CMakeFiles/UtilsTests.dir/DXILResourceTest.cpp.o.d -o unittests/Transforms/Utils/CMakeFiles/UtilsTests.dir/DXILResourceTest.cpp.o -c /build/buildbot/premerge-monolithic-linux/llvm-project/llvm/unittests/Transforms/Utils/DXILResourceTest.cpp
/build/buildbot/premerge-monolithic-linux/llvm-project/llvm/unittests/Transforms/Utils/DXILResourceTest.cpp:60:52: error: unknown type name 'nullptr_t'; did you mean 'std::nullptr_t'?
  void appendMDs(SmallVectorImpl<Metadata *> &MDs, nullptr_t V, Ts... More) {
                                                   ^~~~~~~~~
                                                   std::nullptr_t
/usr/bin/../lib/gcc/x86_64-linux-gnu/11/../../../../include/x86_64-linux-gnu/c++/11/bits/c++config.h:284:29: note: 'std::nullptr_t' declared here
  typedef decltype(nullptr)     nullptr_t;
                                ^
1 error generated.
124.007 [17/6/1352] Building CXX object tools/clang/unittests/Frontend/CMakeFiles/FrontendTests.dir/FrontendActionTest.cpp.o
124.623 [17/4/1354] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RecursiveASTVisitorTestDeclVisitor.cpp.o
127.198 [17/3/1355] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/RefactoringTest.cpp.o
127.707 [17/2/1356] Building CXX object tools/clang/unittests/AST/CMakeFiles/ASTTests.dir/ASTImporterTest.cpp.o
178.791 [17/1/1357] Building CXX object tools/clang/unittests/Tooling/CMakeFiles/ToolingTests.dir/SourceCodeTest.cpp.o
ninja: build stopped: subcommand failed.

```

https://github.com/llvm/llvm-project/pull/98939