[all-commits] [llvm/llvm-project] bbca45: [CMake] Preserve clang-prebolt

[Amir Ayupov via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: bbca451be01fb02d05c2d0586b061fd5611d80ba
      https://github.com/llvm/llvm-project/commit/bbca451be01fb02d05c2d0586b061fd5611d80ba
  Author: Amir Ayupov <aaupov at fb.com>
  Date:   2024-09-21 (Sat, 21 Sep 2024)

  Changed paths:
    M clang/CMakeLists.txt

  Log Message:
  -----------
  [CMake] Preserve clang-prebolt

In Clang-BOLT step, preserve pre-BOLT Clang binary (as well as clang++
symlink).

Also modify the default set of BOLT flags:
- drop ICF (can mess with unwinders),
- switch from hfsort+ to cdsort (aliases),
- enable CDSplit,
- update debug sections.

Reviewers: maksfb

Reviewed By: maksfb

Pull Request: https://github.com/llvm/llvm-project/pull/109351



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