[llvm] Add clang::lifetimebound annotation to ArrayRef constructors. (PR #113547)

[David Blaikie via llvm-commits]

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@@ -413,6 +413,12 @@
 #define LLVM_GSL_POINTER
 #endif
 
+#if LLVM_HAS_CPP_ATTRIBUTE(clang::lifetimebound)
+#define LLVM_LIFETIME_BOUND [[clang::lifetimebound]]
+#else
+#define LLVM_LLVM_LIFETIME_BOUND
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dwblaikie wrote:

extra `LLVM_` here by accident?

https://github.com/llvm/llvm-project/pull/113547