From 4bc681535822790950d175e4947c4729c2cf333c Mon Sep 17 00:00:00 2001
From: gaohongtao <gaohongtao2@huawei.com>
Date: Mon, 7 Apr 2025 17:00:27 +0800
Subject: [PATCH] [libcxx]Enable _LIBCPP_HAS_COND_CLOCKWAIT for
 condition_variable

https://gitee.com/openharmony/third_party_llvm-project/issues/IB0ONT

Signed-off-by: lightaooii <gaohongtao2@huawei.com>
---
 libcxx/include/__config     | 4 ++++
 libcxx/include/__mutex_base | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/libcxx/include/__config b/libcxx/include/__config
index 8bc9e49e9b35..887ca8573a69 100644
--- a/libcxx/include/__config
+++ b/libcxx/include/__config
@@ -933,6 +933,10 @@ _LIBCPP_BEGIN_NAMESPACE_STD _LIBCPP_END_NAMESPACE_STD
 #      if _LIBCPP_GLIBC_PREREQ(2, 30)
 #        define _LIBCPP_HAS_COND_CLOCKWAIT
 #      endif
+#    elif defined(__OHOS_FAMILY__) // OHOS_LOCAL
+#      if defined(_LIBCPP_HAS_MUSL_LIBC)
+#        define _LIBCPP_HAS_COND_CLOCKWAIT
+#      endif
 #    endif
 #  endif
 
diff --git a/libcxx/include/__mutex_base b/libcxx/include/__mutex_base
index ac0d090b7d19..9fa1404cbd08 100644
--- a/libcxx/include/__mutex_base
+++ b/libcxx/include/__mutex_base
@@ -327,7 +327,7 @@ private:
     void __do_timed_wait(unique_lock<mutex>& __lk,
        chrono::time_point<chrono::system_clock, chrono::nanoseconds>) _NOEXCEPT;
 #if defined(_LIBCPP_HAS_COND_CLOCKWAIT)
-    void __do_timed_wait(unique_lock<mutex>& __lk,
+    _LIBCPP_HIDE_FROM_ABI void __do_timed_wait(unique_lock<mutex>& __lk,
        chrono::time_point<chrono::steady_clock, chrono::nanoseconds>) _NOEXCEPT;
 #endif
     template <class _Clock>
-- 
Gitee