[compiler-rt] [compiler-rt][profile] Duplicate filename in `parseAndSetFilename` if exists (PR #110264)

[David Li via llvm-commits]

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@@ -894,18 +894,27 @@ static void parseAndSetFilename(const char *FilenamePat,
                                 ProfileNameSpecifier PNS,
                                 unsigned CopyFilenamePat) {
 
-  const char *OldFilenamePat = lprofCurFilename.FilenamePat;
+  char *OldFilenamePat = lprofCurFilename.FilenamePat
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david-xl wrote:

can this be sunk closer to its first use?

https://github.com/llvm/llvm-project/pull/110264