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

[Hubert Tong via llvm-commits]

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@@ -1121,12 +1158,41 @@ extern unsigned fpos_t_sz;
 // when it can not be determined without including any system headers.
 extern const unsigned IOCTL_NOT_PRESENT;
 
+#  if SANITIZER_AIX
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hubert-reinterpretcast wrote:

See https://github.com/llvm/llvm-project/pull/131866/files#r2193340319.

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