[libunwind] [libunwind] Fix execution flow imbalance when using C++ Exceptions (PR #165066)

[Oliver Hunt via cfe-commits]

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@@ -28,6 +29,9 @@
     #define _LIBUNWIND_SUPPORT_COMPACT_UNWIND 1
     #define _LIBUNWIND_SUPPORT_DWARF_UNWIND 1
   #endif
+  #if (defined(__aarch64__) || defined(__arm64__) || defined(__arm64e__))
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ojhunt wrote:

ditto on the ()s - I feel there should be a single check we can use to cover all the arm64 platforms

https://github.com/llvm/llvm-project/pull/165066