[all-commits] [llvm/llvm-project] 1f6a86: [cc1as] Support --compress-debug-sections=zstd

[Fangrui Song via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 1f6a86b3097855d321438718daa8b98c58db8137
      https://github.com/llvm/llvm-project/commit/1f6a86b3097855d321438718daa8b98c58db8137
  Author: Fangrui Song <i at maskray.me>
  Date:   2022-09-08 (Thu, 08 Sep 2022)

  Changed paths:
    M clang/test/Misc/cc1as-compress.s
    M clang/tools/driver/cc1as_main.cpp

  Log Message:
  -----------
  [cc1as] Support --compress-debug-sections=zstd

`clang -gz=zstd -c a.s` generates ELFCOMPRESS_ZSTD compressed debug info
sections if compression decreases size.