[clang] [Clang][CodeGen] Add metadata for load from reference (PR #98746)

[Yingwei Zheng via cfe-commits]

dtcxzyw wrote:

Compile-time impact: http://llvm-compile-time-tracker.com/compare.php?from=f0fad9f3e00dbe8e58024d1c98e36b7b9b1b17a9&to=f01369d38b67364b5c35bf87984f813a53ce18d1&stat=instructions%3Au

https://github.com/llvm/llvm-project/pull/98746