[llvm] [SampleFDO] Stale profile renaming matching (PR #92151)

[via llvm-commits]

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@@ -260,6 +270,22 @@ void SampleProfileMatcher::matchNonCallsiteLocs(
   }
 }
 
+// Filter the non-call locations from IRAnchors and ProfileAnchors and write
+// them into a list for random access later.
+static void getFilteredAnchorList(const AnchorMap &IRAnchors,
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WenleiHe wrote:

Why file static function, instead of member (static) function for SampleProfileMatcher? 

https://github.com/llvm/llvm-project/pull/92151