[PATCH] D99459: [OpenMP] Implement '#pragma omp unroll'.

[Alexey Bataev via Phabricator via cfe-commits]

ABataev added inline comments.


================
Comment at: clang/lib/Sema/SemaOpenMP.cpp:12821
+/// Determine whether an expression is constant without emitting diagnostic.
+static bool isConstantExpression(Sema &SemaRef, Expr *E) {
+  struct ConstTripcountDiagnoser : public Sema::VerifyICEDiagnoser {
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Meinersbur wrote:
> ABataev wrote:
> > Can you use `VerifyPositiveIntegerConstantInClause` function instead?
> The reason for this new function is that `VerifyPositiveIntegerConstantInClause` also emits a note on why it is not a constant expression:
> ```
> note: read of non-const variable '.capture_expr.' is not allowed in a constant expression
> ```
> Printing internal variable names is more confusing than helpful to the user.
Maybe expand `VerifyPositiveIntegerConstantInClause` to exclude this rather than add a new function?


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  https://reviews.llvm.org/D99459/new/

https://reviews.llvm.org/D99459