[all-commits] [llvm/llvm-project] 688b91: Revert "[Driver] Delete -mimplicit-it="

[Martin Storsjö via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 688b917b4b3cbe09bf4954b2c10b01ef57386c0a
      https://github.com/llvm/llvm-project/commit/688b917b4b3cbe09bf4954b2c10b01ef57386c0a
  Author: Martin Storsjö <martin at martin.st>
  Date:   2021-05-20 (Thu, 20 May 2021)

  Changed paths:
    M clang/include/clang/Driver/Options.td
    M clang/lib/Driver/ToolChains/Clang.cpp
    A clang/test/Driver/arm-implicit-it.s
    M clang/test/Driver/arm-target-as-mimplicit-it.s
    M clang/test/Driver/as-options.s

  Log Message:
  -----------
  Revert "[Driver] Delete -mimplicit-it="

This reverts commit 2919222d8017f2425a85765b95e4b7c6f8e70ca4.

That commit broke backwards compatibility. Additionally, the
replacement, -Wa,-mimplicit-it, isn't yet supported by any stable
release of Clang.

See D102812 for a fix for the error cases when callers specify both
-mimplicit-it and -Wa,-mimplicit-it.