[all-commits] [llvm/llvm-project] e7fdff: [lld-macho] Silently ignore the -objc_abi_version

[Keith Smiley via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: e7fdff403e849b18d93cd4a5cb760cba66a92c0b
      https://github.com/llvm/llvm-project/commit/e7fdff403e849b18d93cd4a5cb760cba66a92c0b
  Author: Keith Smiley <keithbsmiley at gmail.com>
  Date:   2021-11-03 (Wed, 03 Nov 2021)

  Changed paths:
    M lld/MachO/Driver.cpp
    M lld/MachO/Options.td
    A lld/test/MachO/silent-ignore.s
    R lld/test/MachO/silent-ignore.test

  Log Message:
  -----------
  [lld-macho] Silently ignore the -objc_abi_version

This undocumented ld64 flag, based on the most recent ld64 source dump
from Xcode 12, only applies to i386. It seems like on all newer
architectures this behavior is the default.

Reviewed By: #lld-macho, int3

Differential Revision: https://reviews.llvm.org/D113070