[clang] [llvm] Reapply "[analyzer] Accept C library functions from the `std` namespace" again (PR #85791)

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=?utf-8?q?Donát?= Nagy <donat.nagy at ericsson.com>,
=?utf-8?q?Donát?= Nagy <donat.nagy at ericsson.com>
Message-ID:
In-Reply-To: <llvm.org/llvm/llvm-project/pull/85791 at github.com>


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@@ -394,8 +394,10 @@ class MallocChecker
                                      const CallEvent &Call, CheckerContext &C)>;
 
   const CallDescriptionMap<CheckFn> PreFnMap{
-      {{{"getline"}, 3}, &MallocChecker::preGetdelim},
-      {{{"getdelim"}, 4}, &MallocChecker::preGetdelim},
+      // NOTE: the following CallDescription also matches the C++ standard
+      // library function std::getdelim(); the callback will filter it out.
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NagyDonat wrote:

```suggestion
      // library function std::getline(); the callback will filter it out.
```

https://github.com/llvm/llvm-project/pull/85791