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

[Hubert Tong via llvm-commits]

================
@@ -863,6 +896,10 @@ struct __sanitizer_wordexp_t {
   uptr we_wordc;
   char **we_wordv;
   uptr we_offs;
+#  if SANITIZER_AIX
+  int we_sflags;
+  uptr we_soffs;
----------------
hubert-reinterpretcast wrote:

Same question re: `CHECK_SIZE_AND_OFFSET`.

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