[clang] [clang][Dependency Scanning] Adding an API to Diagnose Invalid Negative Stat Cache Entries (PR #135703)

[Jan Svoboda via cfe-commits]

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@@ -108,6 +108,32 @@ DependencyScanningFilesystemSharedCache::getShardForUID(
   return CacheShards[Hash % NumShards];
 }
 
+void DependencyScanningFilesystemSharedCache::
+    diagnoseInvalidNegativeStatCachedPaths(
+        std::vector<std::string> &InvalidPaths,
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jansvoboda11 wrote:

Yeah, I think in general we prefer to return by value unless there's a good reason not to.

https://github.com/llvm/llvm-project/pull/135703