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@@ -110,3 +110,16 @@ extern "C" {
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# define CLOCK_MONOTONIC_COARSE CLOCK_MONOTONIC
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# define CLOCK_MONOTONIC_COARSE CLOCK_MONOTONIC
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# define CLOCK_REALTIME_COARSE CLOCK_REALTIME
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# define CLOCK_REALTIME_COARSE CLOCK_REALTIME
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#endif
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#endif
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+
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+#ifndef SYSTEM_CACHE_ALIGNMENT_SIZE
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+# if ARCH(AARCH64) || ARCH(x86_64)
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+# define SYSTEM_CACHE_ALIGNMENT_SIZE 64
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+# else
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+# define SYSTEM_CACHE_ALIGNMENT_SIZE 128
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+# endif
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+#endif /* SYSTEM_CACHE_ALIGNMENT_SIZE */
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+
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+#ifdef CACHE_ALIGNED
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+# undef CACHE_ALIGNED
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+#endif
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+#define CACHE_ALIGNED alignas(SYSTEM_CACHE_ALIGNMENT_SIZE)
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