[clang] [llvm] [Clang][Sanitizers] Add numerical sanitizer (PR #93783)

[Matt Arsenault via cfe-commits]

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@@ -285,6 +285,9 @@ def SanitizeHWAddress : EnumAttr<"sanitize_hwaddress", [FnAttr]>;
 /// MemTagSanitizer is on.
 def SanitizeMemTag : EnumAttr<"sanitize_memtag", [FnAttr]>;
 
+/// NumericalStabilitySanitizer is on.
+def SanitizeNumericalStability : EnumAttr<"sanitize_numericalstability", [FnAttr]>;
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arsenm wrote:

This should be in the other patch 

https://github.com/llvm/llvm-project/pull/93783