[all-commits] [llvm/llvm-project] bd1987: [COFF] Aliases resolve directly to defined externa...

[Eric Astor via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: bd19876dc60c69f50a7110740e97c6878e56be60
      https://github.com/llvm/llvm-project/commit/bd19876dc60c69f50a7110740e97c6878e56be60
  Author: Eric Astor <epastor at google.com>
  Date:   2020-09-28 (Mon, 28 Sep 2020)

  Changed paths:
    M llvm/lib/MC/WinCOFFObjectWriter.cpp
    A llvm/test/MC/COFF/weak-alias-labels.s
    M llvm/test/MC/COFF/weak.s

  Log Message:
  -----------
  [COFF] Aliases resolve directly to defined external targets

Avoid introducing unnecessary indirection for weak-external references.

We only need to introduce ".weak.<SYMBOL>.default" when referencing a
symbol that is defined, but not external.

Reviewed By: mstorsjo

Differential Revision: https://reviews.llvm.org/D88305