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21 lines
863 B
Diff
21 lines
863 B
Diff
Index: llvm-toolchain-snapshot_12~++20210126092700+956d8e02e8a5/libcxx/include/atomic
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===================================================================
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--- llvm-toolchain-snapshot_12~++20210126092700+956d8e02e8a5.orig/libcxx/include/atomic
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+++ llvm-toolchain-snapshot_12~++20210126092700+956d8e02e8a5/libcxx/include/atomic
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@@ -2791,10 +2791,15 @@ typedef conditional<_LIBCPP_CONTENTION_L
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typedef conditional<_LIBCPP_CONTENTION_LOCK_FREE, __cxx_contention_t, unsigned char>::type __libcpp_unsigned_lock_free;
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#else
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// No signed/unsigned lock-free types
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+#define NO_LOCK_FREE
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#endif
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+#ifndef NO_LOCK_FREE
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typedef atomic<__libcpp_signed_lock_free> atomic_signed_lock_free;
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typedef atomic<__libcpp_unsigned_lock_free> atomic_unsigned_lock_free;
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+#endif
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+
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+#undef NO_LOCK_FREE
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#define ATOMIC_FLAG_INIT {false}
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#define ATOMIC_VAR_INIT(__v) {__v}
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