[all-commits] [llvm/llvm-project] 35cf2f: [Driver][docs] Document option -mtune as a no-op.

[sjoerdmeijer via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 35cf2f42dda4d708741e06570b2dbe91cec4dc41
      https://github.com/llvm/llvm-project/commit/35cf2f42dda4d708741e06570b2dbe91cec4dc41
  Author: Sjoerd Meijer <sjoerd.meijer at arm.com>
  Date:   2020-04-22 (Wed, 22 Apr 2020)

  Changed paths:
    M clang/docs/ClangCommandLineReference.rst
    M clang/include/clang/Driver/Options.td

  Log Message:
  -----------
  [Driver][docs] Document option -mtune as a no-op.

This documents that option -mtune is accepted for compatibility with GCC,
currently it has no effect, and thus does not currently perform any CPU type
specific tuning.

Corresponding discussion on the cfe dev list:
http://lists.llvm.org/pipermail/cfe-dev/2020-April/065169.html

Differential Revision: https://reviews.llvm.org/D78511