[clang] [clang-c] introduce queries on GCC-style inline assembly statements (PR #143424)

[Aaron Ballman via cfe-commits]

https://github.com/AaronBallman commented:

Thanks for working on this! Mostly just nits, the implementation itself looks pretty reasonable so far.

Please be sure to add a release note to `clang/docs/ReleaseNotes.rst` so users know about the new functionality.

https://github.com/llvm/llvm-project/pull/143424