[all-commits] [llvm/llvm-project] c2ead5: [llvm-objdump] Document --mattr=help in --help output

[David Spickett via All-commits]

  Branch: refs/heads/temp-test-main
  Home:   https://github.com/llvm/llvm-project
  Commit: c2ead57ccf74900901fdda1cd0fbe9a7a0d1297a
      https://github.com/llvm/llvm-project/commit/c2ead57ccf74900901fdda1cd0fbe9a7a0d1297a
  Author: David Spickett <david.spickett at linaro.org>
  Date:   2020-11-30 (Mon, 30 Nov 2020)

  Changed paths:
    M llvm/docs/CommandGuide/llvm-objdump.rst
    A llvm/test/tools/llvm-objdump/mattr-mcpu-help.test
    M llvm/tools/llvm-objdump/llvm-objdump.cpp

  Log Message:
  -----------
  [llvm-objdump] Document --mattr=help in --help output

This does the same as `--mcpu=help` but was only
documented in the user guide.

* Added a test for both options.
* Corrected the single dash in `-mcpu=help` text.

Reviewed By: jhenderson

Differential Revision: https://reviews.llvm.org/D92305