[clang] [Clang][Sema] Add fortify warnings for fread, fwrite, and fgets (PR #204337)

[Venkatesh Srinivasan via cfe-commits]

Radovan =?utf-8?q?Bo=C5=BEi=C4=87?= <radovan.bozic at htecgroup.com>
Message-ID:
In-Reply-To: <llvm.org/llvm/llvm-project/pull/204337 at github.com>


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@@ -1002,6 +1002,11 @@ def warn_fortify_scanf_overflow : Warning<
   "%2, but the corresponding specifier may require size %3">,
   InGroup<FortifySource>;
 
+def warn_fortify_source_overread : Warning<
+  "'%0' will always read past the source buffer; source buffer has "
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venk-ks wrote:

"... past the end of the source buffer;" makes it clearer

https://github.com/llvm/llvm-project/pull/204337