[clang] [llvm] [DebugInfo][BPF] Add 'btf:type_tag' annotation in DWARF (PR #91423)

[via llvm-commits]

yonghong-song wrote:

> Test "buildkite/github-pull-requests " failed and I don't know what is the reason. I think it is worthwhile to rerun the test to ensure all tests passed.
> CI failure seems to be a fluke as it is reported for DataFlowSanitizer-x86_64 :: release_shadow_space.c which is completely unrelated, also CI for 91424 passed (91424 adds one commit to the bpf backend on top of this revision).
> […](#)

Right, I am aware of this. I just want to have test status 'green' :-)

https://github.com/llvm/llvm-project/pull/91423