[clang] [analyzer] Introduce per-entry-point statistics (PR #131175)

[Balazs Benics via cfe-commits]

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+// EntryPointStats.h - Tracking statistics per entry point --*- C++ -*-//
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steakhal wrote:

The line length seems odd. It's much smaller than 81 characters.
Same observation goes at the end of this comment block.

https://github.com/llvm/llvm-project/pull/131175