[clang] [WebKit Checkers] Trace through temporaries in tryToFindPtrOrigin (PR #224877)

[via cfe-commits]

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@@ -73,12 +81,17 @@ bool tryToFindPtrOrigin(
       continue;
     }
     if (auto *Expr = dyn_cast<ConditionalOperator>(E)) {
-      return tryToFindPtrOrigin(Expr->getTrueExpr(), StopAtFirstRefCountedObj,
-                                isSafePtr, isSafePtrType, isSafeGlobalDecl,
-                                callback) &&
+      const bool ShortLivedOnEntry =
+          CrossedShortLivedTemporary && *CrossedShortLivedTemporary;
+      bool TrueResult = tryToFindPtrOrigin(
+          Expr->getTrueExpr(), StopAtFirstRefCountedObj, isSafePtr,
+          isSafePtrType, isSafeGlobalDecl, callback, CrossedShortLivedTemporary);
+      if (CrossedShortLivedTemporary)
+        *CrossedShortLivedTemporary = ShortLivedOnEntry;
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geoffreygaren wrote:

Removed in latest iteration. Function argument syntax clarifies what was going on.

https://github.com/llvm/llvm-project/pull/224877