[compiler-rt] [rtsan] Add exit statistics (PR #109885)

[Florian Mayer via llvm-commits]

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@@ -62,6 +69,9 @@ SANITIZER_INTERFACE_ATTRIBUTE void __rtsan_init() {
   InitializeFlags();
   InitializeInterceptors();
 
+  if (flags().print_stats_on_exit)
+    Atexit(RtsanAtexit);
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fmayer wrote:

I would just register `PrintStatisticsSummary` directly, if you want this to be under the `print_stats_on_exit` flag. Otherwise I would check the flag in `RtsanAtexit`

https://github.com/llvm/llvm-project/pull/109885