[compiler-rt] [sanitizer_common] Implement address sanitizer on AIX: platform specific support (PR #131866)

[Hubert Tong via llvm-commits]

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@@ -809,6 +839,9 @@ struct __sanitizer_addrinfo {
   char *ai_canonname;
 #endif
   struct __sanitizer_addrinfo *ai_next;
+#  if SANITIZER_AIX
+  int ai_eflags;
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hubert-reinterpretcast wrote:

Is there a reason for this to not be subject to a `CHECK_SIZE_AND_OFFSET` call?

https://github.com/llvm/llvm-project/pull/131866