[all-commits] [llvm/llvm-project] 16ff1a: [GlobalOpt] Don't replace alias with aliasee if al...

[aeubanks via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 16ff1a7023db2a2a8ffe0a9a1cd879c6ecf1ccca
      https://github.com/llvm/llvm-project/commit/16ff1a7023db2a2a8ffe0a9a1cd879c6ecf1ccca
  Author: Arthur Eubanks <aeubanks at google.com>
  Date:   2021-04-22 (Thu, 22 Apr 2021)

  Changed paths:
    M llvm/lib/Transforms/IPO/GlobalOpt.cpp
    M llvm/test/Transforms/GlobalOpt/alias-resolve.ll

  Log Message:
  -----------
  [GlobalOpt] Don't replace alias with aliasee if aliasee is interposable

Both the alias and aliasee linkage are important.

PR27866 provides some background.

Reviewed By: rnk

Differential Revision: https://reviews.llvm.org/D99629