[PATCH] D71155: [analyzer] CERT: StrChecker: 30.c

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Charusso added a parent revision: D71033: [analyzer] CERT: StrChecker: 32.c.

Examples generated by CodeChecker from the `curl` project:
F10986729: str30-c.tar.gz <https://reviews.llvm.org/F10986729>


This checker is implemented based on the following rule:
https://wiki.sei.cmu.edu/confluence/display/c/STR30-C.+Do+not+attempt+to+modify+string+literals

It warns on misusing the following functions: `strpbrk()`, `strchr()`,
`strrchr()`, `strstr()`, `memchr()`.


Repository:
  rC Clang

https://reviews.llvm.org/D71155

Files:
  clang/docs/analyzer/checkers.rst
  clang/include/clang/StaticAnalyzer/Checkers/Checkers.td
  clang/lib/StaticAnalyzer/Checkers/CStringChecker.cpp
  clang/lib/StaticAnalyzer/Checkers/cert/StrChecker.cpp
  clang/test/Analysis/cert/str30-c-notes.cpp
  clang/test/Analysis/cert/str30-c.cpp

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