[PATCH] D72811: [WIP][OPENMP5.0] allow lvalue for motion clause

[Chi Chun Chen via Phabricator via cfe-commits]

cchen marked an inline comment as done.
cchen added inline comments.


================
Comment at: clang/lib/Sema/SemaOpenMP.cpp:15235
+  bool VisitUnaryOperator(UnaryOperator *UO) {
+    DerefCnt++;
+    CurComponents.emplace_back(UO, nullptr);
----------------
cchen wrote:
> ABataev wrote:
> > Need a check that this is a dereference op. Also, maybe allow using an addr_of operation?
> is addr_of operation allowed in lvalue?
> 
> In this code:
> ```
> int arr[50];
> 
> #pragma omp target map(&arr)
>   {}
> ```
> We now reject `&arr` since `RE->IgnoreParenImpCasts()->isLValue()` return false. (RE is the expr of `&arr`)
BTW, `RE->isLValue()` also return false in this case.


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  https://reviews.llvm.org/D72811/new/

https://reviews.llvm.org/D72811