[compiler-rt] [Sanitizers][ABI] Build ASAN shim for arm64_32 arch (PR #81066)

[via llvm-commits]

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@@ -20,6 +20,7 @@ set(VE ve)
 if(APPLE)
   set(ARM64 arm64)
   set(ARM32 armv7 armv7s armv7k)
+  set(ARM64_32 arm64_32)
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thetruestblue wrote:

I am confused why this would be new here. We already have watch support for Asan. I understand the other changed line. But this is surprising we need this.

https://github.com/llvm/llvm-project/pull/81066