[clang] [dataflow] CXXOperatorCallExpr equal operator might not be a glvalue (PR #80991)

[via cfe-commits]

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@@ -2313,6 +2313,42 @@ TEST(TransferTest, AssignmentOperatorWithInitAndInheritance) {
          ASTContext &ASTCtx) {});
 }
 
+TEST(TransferTest, CXXOperatorCallExprEqualReturnsVoid) {
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martinboehme wrote:

```suggestion
TEST(TransferTest, AssignmentOperatorReturnsVoid) {
```

(For consistency with tests above.)

https://github.com/llvm/llvm-project/pull/80991