1 files changed, 42 insertions, 0 deletions

diff --git a/contrib/llvm-project/llvm/lib/Support/Unix/Mutex.inc b/contrib/llvm-project/llvm/lib/Support/Unix/Mutex.inc
new file mode 100644
index 000000000000..2c982b38d6ff
--- /dev/null
+++ b/contrib/llvm-project/llvm/lib/Support/Unix/Mutex.inc
@@ -0,0 +1,42 @@
+//===- llvm/Support/Unix/Mutex.inc - Unix Mutex Implementation ---*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements the Unix specific (non-pthread) Mutex class.
+//
+//===----------------------------------------------------------------------===//
+
+//===----------------------------------------------------------------------===//
+//=== WARNING: Implementation here must contain only generic UNIX code that
+//===          is guaranteed to work on *all* UNIX variants.
+//===----------------------------------------------------------------------===//
+
+namespace llvm
+{
+using namespace sys;
+
+MutexImpl::MutexImpl( bool recursive)
+{
+}
+
+MutexImpl::~MutexImpl()
+{
+}
+
+bool
+MutexImpl::release()
+{
+  return true;
+}
+
+bool
+MutexImpl::tryacquire( void )
+{
+  return true;
+}
+
+}