[PATCH] D29878: [lld/LTO] Add support for optimization remarks

[Rui Ueyama via Phabricator via llvm-commits]

ruiu added a comment.

Generally looking file, but I'll let people who are familiar with this feature to sign off.

What is expected to happen if you pass only `-opt-remarks-filename` but no `-opt-remarks-with-hotness`?


https://reviews.llvm.org/D29878