[clang] [Clang SA]: add support for mismatched ownership_returns+ownership_takes calls for custom allocation classes (PR #98941)

[Balazs Benics via cfe-commits]

================
@@ -1877,16 +1923,43 @@ static bool didPreviousFreeFail(ProgramStateRef State,
   return false;
 }
 
+static void printOwnershipTakesList(raw_ostream &os, CheckerContext &C,
+                                    const Expr *E) {
+  if (const CallExpr *CE = dyn_cast<CallExpr>(E)) {
+    const FunctionDecl *FD = CE->getDirectCallee();
+    if (!FD)
+      return;
+
+    if (!FD->hasAttrs())
+      return;
+
+    // Only one ownership_takes attribute is allowed
----------------
steakhal wrote:

```suggestion
    // Only one ownership_takes attribute is allowed.
```

https://github.com/llvm/llvm-project/pull/98941