[all-commits] [llvm/llvm-project] 91cb45: [libc++][modules] Fix disabling Unicode (#81294)

[Po-yao Chang via All-commits]

  Branch: refs/heads/release/18.x
  Home:   https://github.com/llvm/llvm-project
  Commit: 91cb452c3cd1e527dd74ece20a83b9fb2ffa6f5c
      https://github.com/llvm/llvm-project/commit/91cb452c3cd1e527dd74ece20a83b9fb2ffa6f5c
  Author: Po-yao Chang <poyaoc97 at gmail.com>
  Date:   2024-02-10 (Sat, 10 Feb 2024)

  Changed paths:
    M libcxx/modules/std/ostream.inc

  Log Message:
  -----------
  [libc++][modules] Fix disabling Unicode (#81294)

-DLIBCXX_ENABLE_UNICODE=OFF or -D_LIBCPP_HAS_NO_UNICODE doesn't build
without this change.

(cherry picked from commit 30cd1838dc334775f7a29f57b581f2bdda3f0ea1)