[clang] [clang][analyzer] Add checker 'security.SetgidSetuidOrder' (PR #91445)

[Balazs Benics via cfe-commits]

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=?utf-8?q?Balázs_Kéri?= <balazs.keri at ericsson.com>,
=?utf-8?q?Balázs_Kéri?= <balazs.keri at ericsson.com>,
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Message-ID:
In-Reply-To: <llvm.org/llvm/llvm-project/pull/91445 at github.com>


================
@@ -1011,6 +1011,11 @@ def FloatLoopCounter : Checker<"FloatLoopCounter">,
   Dependencies<[SecuritySyntaxChecker]>,
   Documentation<HasDocumentation>;
 
+def SetgidSetuidOrderChecker : Checker<"SetgidSetuidOrder">,
+  HelpText<"Warn on possible reversed order of 'setgid(getgid()))' and 'setuid(getuid())' (CERT: "
+           "POS36-C)">,
----------------
steakhal wrote:

```suggestion
  HelpText<"Warn on possible reversed order of 'setgid(getgid()))' and "
           "'setuid(getuid())' (CERT: POS36-C)">,
```
The previous line-brake seemed so arbitrary. This way we at least obey the 80 column rule.

https://github.com/llvm/llvm-project/pull/91445