================
@@ -831,6 +831,28 @@ ASTContext::getCanonicalTemplateTemplateParmDecl(
   return CanonTTP;
 }
 
+/// Check if a type can have its sanitizer instrumentation elided.
+/// Determine this by its presence in a SCL alongside its specified categories.
+/// For example:
+/// ignorelist.txt>
+/// [{unsigned-integer-overflow,signed-integer-overflow}]
+/// type:*=no_sanitize
+/// type:size_t=sanitize
+/// <ignorelist.txt
+/// Supplying the above ignorelist.txt will disable overflow sanitizer
+/// instrumentation for all types except "size_t".
+bool ASTContext::isTypeIgnoredBySanitizer(const SanitizerMask &Mask,
+                                          const QualType &Ty) const {
+  bool sanitizeType =
+      NoSanitizeL->containsType(Mask, Ty.getAsString(), "sanitize");
+
+  bool noSanitizeType =
----------------
JustinStitt wrote:

Ok since some users of `isTypeIgnoredBySanitizer()` may want to use different 
type spellings for their purposes, should that method accept a `StringRef` 
which can be conjured up by any means necessary from the callsite instead of 
within the method itself?

@vitalybuka - pinging you since your notifications are strict :)

https://github.com/llvm/llvm-project/pull/107332
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