[all-commits] [llvm/llvm-project] 6677f0: [libc++] Workaround linker errors in floating-poin...

[Hui via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 6677f029b2d177aaeea94df0f8ba67e760e43d4b
      https://github.com/llvm/llvm-project/commit/6677f029b2d177aaeea94df0f8ba67e760e43d4b
  Author: Hui <hui.xie0621 at gmail.com>
  Date:   2023-11-30 (Thu, 30 Nov 2023)

  Changed paths:
    M libcxx/test/libcxx/atomics/atomics.types.generic/atomics.types.float/lockfree.pass.cpp
    M libcxx/test/std/atomics/atomics.types.generic/atomics.types.float/assign.pass.cpp
    M libcxx/test/std/atomics/atomics.types.generic/atomics.types.float/compare_exchange_strong.pass.cpp
    M libcxx/test/std/atomics/atomics.types.generic/atomics.types.float/compare_exchange_weak.pass.cpp
    M libcxx/test/std/atomics/atomics.types.generic/atomics.types.float/ctor.pass.cpp
    M libcxx/test/std/atomics/atomics.types.generic/atomics.types.float/exchange.pass.cpp
    M libcxx/test/std/atomics/atomics.types.generic/atomics.types.float/fetch_add.pass.cpp
    M libcxx/test/std/atomics/atomics.types.generic/atomics.types.float/fetch_sub.pass.cpp
    M libcxx/test/std/atomics/atomics.types.generic/atomics.types.float/load.pass.cpp
    M libcxx/test/std/atomics/atomics.types.generic/atomics.types.float/lockfree.pass.cpp
    M libcxx/test/std/atomics/atomics.types.generic/atomics.types.float/notify_all.pass.cpp
    M libcxx/test/std/atomics/atomics.types.generic/atomics.types.float/notify_one.pass.cpp
    M libcxx/test/std/atomics/atomics.types.generic/atomics.types.float/operator.float.pass.cpp
    M libcxx/test/std/atomics/atomics.types.generic/atomics.types.float/operator.minus_equals.pass.cpp
    M libcxx/test/std/atomics/atomics.types.generic/atomics.types.float/operator.plus_equals.pass.cpp
    M libcxx/test/std/atomics/atomics.types.generic/atomics.types.float/store.pass.cpp
    M libcxx/test/std/atomics/atomics.types.generic/atomics.types.float/wait.pass.cpp
    M libcxx/test/std/atomics/atomics.types.operations/atomics.types.operations.wait/atomic_notify_all.pass.cpp
    M libcxx/utils/libcxx/test/features.py

  Log Message:
  -----------
  [libc++] Workaround linker errors in floating-point atomic tests (#73398)

We now add -latomic whenever we detect that it's supported on the platform,
and we mark the tests as UNSUPPORTED on platforms where non-lockfree
atomics are not supported.