32 lines
		
	
	
		
			813 B
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			32 lines
		
	
	
		
			813 B
		
	
	
	
		
			C++
		
	
	
	
| //===----------------------------------------------------------------------===//
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| //
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| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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| // See https://llvm.org/LICENSE.txt for license information.
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| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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| //
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| //===----------------------------------------------------------------------===//
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| //
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| // UNSUPPORTED: libcpp-has-no-threads
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| // UNSUPPORTED: c++03, c++11
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| 
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| // This test requires the dylib support introduced in D68480, which shipped in macOS 11.0.
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| // XFAIL: use_system_cxx_lib && target={{.+}}-apple-macosx10.{{9|10|11|12|13|14|15}}
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| 
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| // <latch>
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| 
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| #include <latch>
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| #include <cassert>
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| 
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| #include "test_macros.h"
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| 
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| int main(int, char**)
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| {
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|   std::latch l(1);
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| 
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|   l.count_down();
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|   bool const b = l.try_wait();
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|   assert(b);
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| 
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|   return 0;
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| }
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