[llvm] [llvm-profdata] Do not create numerical strings for MD5 function names read from a Sample Profile. (PR #66164)

[David Li via llvm-commits]

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@@ -1156,7 +1162,9 @@ class FunctionSamples {
 
   /// Returns a unique hash code for a combination of a callsite location and
   /// the callee function name.
-  static uint64_t getCallSiteHash(StringRef CalleeName,
+  /// Guarantee MD5 and non-MD5 representation of the same function results in
+  /// the same hash.
+  static uint64_t getCallSiteHash(ProfileFuncRef CalleeName,
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david-xl wrote:

CalleeName -> Callee

https://github.com/llvm/llvm-project/pull/66164